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Steroid

Index Steroid

A steroid is an organic compound with four fused rings (designated A, B, C, and D) arranged in a specific molecular configuration. [1]

Table of Contents

  1. 275 relations: Acetyl-CoA, Adolf Butenandt, Adolf Windaus, Adrenal cortex, Adrenal gland, Adrenocortical hormone, Adrenosterone, Adsorption, Aldosterone, Alfatradiol, Alkaloid, Alkyl group, Allopregnanolone, Aminosteroid, Amphotericin B, Anabolic steroid, Anabolism, Ancient Greek, Androgen, Androstane, Androstenediol, Androstenedione, Animal, Anti-inflammatory, Antibiotic, Antifungal, Archaea, Aryl group, Atheroma, Atherosclerosis, Atom, Azole, Bacteria, Batrachotoxin, Beta-Sitosterol, Bicyclic molecule, Bile, Bile acid, Biomimetic synthesis, Biomimetics, Biosynthesis, Biotransformation, Birth control, Bisphosphonate, Blood pressure, Bond cleavage, Bond order, Brassinosteroid, C-5 sterol desaturase, Cahn–Ingold–Prelog priority rules, ... Expand index (225 more) »

  2. Polycyclic organic compounds

Acetyl-CoA

Acetyl-CoA (acetyl coenzyme A) is a molecule that participates in many biochemical reactions in protein, carbohydrate and lipid metabolism.

See Steroid and Acetyl-CoA

Adolf Butenandt

Adolf Friedrich Johann Butenandt (24 March 1903 – 18 January 1995) was a German biochemist.

See Steroid and Adolf Butenandt

Adolf Windaus

Adolf Otto Reinhold Windaus (25 December 1876 – 9 June 1959) was a German chemist who won a Nobel Prize in Chemistry in 1928 for his work on sterols and their relation to vitamins.

See Steroid and Adolf Windaus

Adrenal cortex

The adrenal cortex is the outer region and also the largest part of the adrenal gland.

See Steroid and Adrenal cortex

Adrenal gland

The adrenal glands (also known as suprarenal glands) are endocrine glands that produce a variety of hormones including adrenaline and the steroids aldosterone and cortisol.

See Steroid and Adrenal gland

Adrenocortical hormone

In humans and other animals, the adrenocortical hormones are hormones produced by the adrenal cortex, the outer region of the adrenal gland.

See Steroid and Adrenocortical hormone

Adrenosterone

Adrenosterone, also known as Reichstein's substance G, as well as 11-ketoandrostenedione (11-KA4), 11-oxoandrostenedione (11-OXO), and androst-4-ene-3,11,17-trione, is a steroid hormone with an extremely weak androgenic effect, and an intermediate/prohormone of 11-ketotestosterone.

See Steroid and Adrenosterone

Adsorption

Adsorption is the adhesion of atoms, ions or molecules from a gas, liquid or dissolved solid to a surface.

See Steroid and Adsorption

Aldosterone

Aldosterone is the main mineralocorticoid steroid hormone produced by the zona glomerulosa of the adrenal cortex in the adrenal gland.

See Steroid and Aldosterone

Alfatradiol

Alfatradiol, also known as 17α-estradiol and sold under the brand names Avicis, Avixis, Ell-Cranell Alpha, and Pantostin, is a weak estrogen and 5α-reductase inhibitor medication which is used topically in the treatment of pattern hair loss (androgenic alopecia or pattern baldness) in men and women.

See Steroid and Alfatradiol

Alkaloid

Alkaloids are a class of basic, naturally occurring organic compounds that contain at least one nitrogen atom.

See Steroid and Alkaloid

Alkyl group

In organic chemistry, an alkyl group is an alkane missing one hydrogen.

See Steroid and Alkyl group

Allopregnanolone

Allopregnanolone is a naturally occurring neurosteroid which is made in the body from the hormone progesterone.

See Steroid and Allopregnanolone

Aminosteroid

Aminosteroids are a group of steroids with a similar structure based on an amino-substituted steroid nucleus. Steroid and Aminosteroid are steroids.

See Steroid and Aminosteroid

Amphotericin B

Amphotericin B is an antifungal medication used for serious fungal infections and leishmaniasis.

See Steroid and Amphotericin B

Anabolic steroid

Anabolic steroids, also known as anabolic-androgenic steroids (AAS), are a class of drugs that are structurally related to testosterone, the main male sex hormone, and produce effects by binding to the androgen receptor (AR).

See Steroid and Anabolic steroid

Anabolism

Anabolism is the set of metabolic pathways that construct macromolecules like DNA or RNA from smaller units.

See Steroid and Anabolism

Ancient Greek

Ancient Greek (Ἑλληνῐκή) includes the forms of the Greek language used in ancient Greece and the ancient world from around 1500 BC to 300 BC.

See Steroid and Ancient Greek

Androgen

An androgen (from Greek andr-, the stem of the word meaning "man") is any natural or synthetic steroid hormone that regulates the development and maintenance of male characteristics in vertebrates by binding to androgen receptors.

See Steroid and Androgen

Androstane

Androstane is a C19 steroidal hydrocarbon with a gonane core.

See Steroid and Androstane

Androstenediol

Androstenediol, or 5-androstenediol (abbreviated as A5 or Δ5-diol), also known as androst-5-ene-3β,17β-diol, is an endogenous weak androgen and estrogen steroid hormone and intermediate in the biosynthesis of testosterone from dehydroepiandrosterone (DHEA).

See Steroid and Androstenediol

Androstenedione

Androstenedione, or 4-androstenedione (abbreviated as A4 or Δ4-dione), also known as androst-4-ene-3,17-dione, is an endogenous weak androgen steroid hormone and intermediate in the biosynthesis of estrone and of testosterone from dehydroepiandrosterone (DHEA).

See Steroid and Androstenedione

Animal

Animals are multicellular, eukaryotic organisms in the biological kingdom Animalia.

See Steroid and Animal

Anti-inflammatory

Anti-inflammatory or antiphlogistic is the property of a substance or treatment that reduces inflammation or swelling.

See Steroid and Anti-inflammatory

Antibiotic

An antibiotic is a type of antimicrobial substance active against bacteria.

See Steroid and Antibiotic

Antifungal

An antifungal medication, also known as an antimycotic medication, is a pharmaceutical fungicide or fungistatic used to treat and prevent mycosis such as athlete's foot, ringworm, candidiasis (thrush), serious systemic infections such as cryptococcal meningitis, and others.

See Steroid and Antifungal

Archaea

Archaea (archaeon) is a domain of single-celled organisms.

See Steroid and Archaea

Aryl group

In organic chemistry, an aryl is any functional group or substituent derived from an aromatic ring, usually an aromatic hydrocarbon, such as phenyl and naphthyl.

See Steroid and Aryl group

Atheroma

An atheroma, or atheromatous plaque, is an abnormal accumulation of material in the inner layer of an arterial wall.

See Steroid and Atheroma

Atherosclerosis

Atherosclerosis is a pattern of the disease arteriosclerosis, characterized by development of abnormalities called lesions in walls of arteries.

See Steroid and Atherosclerosis

Atom

Atoms are the basic particles of the chemical elements.

See Steroid and Atom

Azole

Azoles are a class of five-membered heterocyclic compounds containing a nitrogen atom and at least one other non-carbon atom (i.e. nitrogen, sulfur, or oxygen) as part of the ring.

See Steroid and Azole

Bacteria

Bacteria (bacterium) are ubiquitous, mostly free-living organisms often consisting of one biological cell.

See Steroid and Bacteria

Batrachotoxin

Batrachotoxin (BTX) is an extremely potent cardiotoxic and neurotoxic steroidal alkaloid found in certain species of beetles, birds, and frogs.

See Steroid and Batrachotoxin

Beta-Sitosterol

β-sitosterol (beta-sitosterol) is one of several phytosterols (plant sterols) with chemical structures similar to that of cholesterol.

See Steroid and Beta-Sitosterol

Bicyclic molecule

A bicyclic molecule is a molecule that features two joined rings.

See Steroid and Bicyclic molecule

Bile

Bile (from Latin bilis), or gall, is a yellow-green fluid produced by the liver of most vertebrates that aids the digestion of lipids in the small intestine.

See Steroid and Bile

Bile acid

Bile acids are steroid acids found predominantly in the bile of mammals and other vertebrates.

See Steroid and Bile acid

Biomimetic synthesis

Biomimetic synthesis is an area of organic chemical synthesis that is specifically biologically inspired.

See Steroid and Biomimetic synthesis

Biomimetics

Biomimetics or biomimicry is the emulation of the models, systems, and elements of nature for the purpose of solving complex human problems.

See Steroid and Biomimetics

Biosynthesis

Biosynthesis, i.e., chemical synthesis occuring in biological contexts, is a term most often referring to multi-step, enzyme-catalyzed processes where chemical substances absorbed as nutrients (or previously converted through biosynthesis) serve as enzyme substrates, with conversion by the living organism either into simpler or more complex products.

See Steroid and Biosynthesis

Biotransformation

Biotransformation is the biochemical modification of one chemical compound or a mixture of chemical compounds.

See Steroid and Biotransformation

Birth control

Birth control, also known as contraception, anticonception, and fertility control, is the use of methods or devices to prevent unintended pregnancy.

See Steroid and Birth control

Bisphosphonate

Bisphosphonates are a class of drugs that prevent the loss of bone density, used to treat osteoporosis and similar diseases.

See Steroid and Bisphosphonate

Blood pressure

Blood pressure (BP) is the pressure of circulating blood against the walls of blood vessels.

See Steroid and Blood pressure

Bond cleavage

In chemistry, bond cleavage, or bond fission, is the splitting of chemical bonds.

See Steroid and Bond cleavage

Bond order

In chemistry, bond order is a formal measure of the multiplicity of a covalent bond between two atoms.

See Steroid and Bond order

Brassinosteroid

Brassinosteroids (BRs or less commonly BS) are a class of polyhydroxysteroids that have been recognized as a sixth class of plant hormones and may have utility as anticancer drugs for treating endocrine-responsive cancers by inducing apoptosis of cancer cells and inhibiting cancerous growth. Steroid and Brassinosteroid are steroids.

See Steroid and Brassinosteroid

C-5 sterol desaturase

C-5 sterol desaturase (also known as sterol C-5 desaturase and C5SD) is an enzyme that is highly conserved among eukaryotes and catalyzes the dehydrogenation of a C-5(6) bond in a sterol intermediate compound as a step in the biosynthesis of major sterols.

See Steroid and C-5 sterol desaturase

Cahn–Ingold–Prelog priority rules

In organic chemistry, the Cahn–Ingold–Prelog (CIP) sequence rules (also the CIP priority convention; named after Robert Sidney Cahn, Christopher Kelk Ingold, and Vladimir Prelog) are a standard process to completely and unequivocally name a stereoisomer of a molecule.

See Steroid and Cahn–Ingold–Prelog priority rules

Calcitriol

Calcitriol is the active form of vitamin D, normally made in the kidney.

See Steroid and Calcitriol

Carbon

Carbon is a chemical element; it has symbol C and atomic number 6.

See Steroid and Carbon

Carboxylic acid

In organic chemistry, a carboxylic acid is an organic acid that contains a carboxyl group attached to an R-group.

See Steroid and Carboxylic acid

Cardenolide

A cardenolide is a type of steroid.

See Steroid and Cardenolide

Cardiac glycoside

Cardiac glycosides are a class of organic compounds that increase the output force of the heart and decrease its rate of contractions by inhibiting the cellular sodium-potassium ATPase pump.

See Steroid and Cardiac glycoside

Carotenoid

Carotenoids are yellow, orange, and red organic pigments that are produced by plants and algae, as well as several bacteria, archaea, and fungi.

See Steroid and Carotenoid

Catabolism

Catabolism is the set of metabolic pathways that breaks down molecules into smaller units that are either oxidized to release energy or used in other anabolic reactions.

See Steroid and Catabolism

Cell membrane

The cell membrane (also known as the plasma membrane or cytoplasmic membrane, and historically referred to as the plasmalemma) is a biological membrane that separates and protects the interior of a cell from the outside environment (the extracellular space).

See Steroid and Cell membrane

Central nervous system

The central nervous system (CNS) is the part of the nervous system consisting primarily of the brain and spinal cord.

See Steroid and Central nervous system

Chemical compound

A chemical compound is a chemical substance composed of many identical molecules (or molecular entities) containing atoms from more than one chemical element held together by chemical bonds.

See Steroid and Chemical compound

Chemical polarity

In chemistry, polarity is a separation of electric charge leading to a molecule or its chemical groups having an electric dipole moment, with a negatively charged end and a positively charged end.

See Steroid and Chemical polarity

Chemical structure

A chemical structure of a molecule is a spatial arrangement of its atoms and their chemical bonds.

See Steroid and Chemical structure

Chirality (chemistry)

In chemistry, a molecule or ion is called chiral if it cannot be superposed on its mirror image by any combination of rotations, translations, and some conformational changes.

See Steroid and Chirality (chemistry)

Cholane

Cholane is a triterpene which can exist as either of two stereoisomers, 5α-cholane and 5β-cholane.

See Steroid and Cholane

Cholecalciferol

Cholecalciferol, also known as vitamin D3 and colecalciferol, is a type of vitamin D that is made by the skin when exposed to UV-B light; it is found in some foods and can be taken as a dietary supplement.

See Steroid and Cholecalciferol

Cholestane

Cholestane is a saturated tetracyclic triterpene.

See Steroid and Cholestane

Cholesterol

Cholesterol is the principal sterol of all higher animals, distributed in body tissues, especially the brain and spinal cord, and in animal fats and oils.

See Steroid and Cholesterol

Cholic acid

Cholic acid, also known as 3α,7α,12α-trihydroxy-5β-cholan-24-oic acid is a primary bile acid that is insoluble in water (soluble in alcohol and acetic acid), it is a white crystalline substance.

See Steroid and Cholic acid

Chromatography

In chemical analysis, chromatography is a laboratory technique for the separation of a mixture into its components.

See Steroid and Chromatography

Congenital adrenal hyperplasia

Congenital adrenal hyperplasia (CAH) is a group of autosomal recessive disorders characterized by impaired cortisol synthesis.

See Steroid and Congenital adrenal hyperplasia

Congenital adrenal hyperplasia due to 21-hydroxylase deficiency

Congenital adrenal hyperplasia due to 21-hydroxylase deficiency (CAH) is a genetic disorder characterized by impaired production of cortisol in the adrenal glands.

See Steroid and Congenital adrenal hyperplasia due to 21-hydroxylase deficiency

Conjugated system

In theoretical chemistry, a conjugated system is a system of connected p-orbitals with delocalized electrons in a molecule, which in general lowers the overall energy of the molecule and increases stability.

See Steroid and Conjugated system

Corticosteroid

Corticosteroids are a class of steroid hormones that are produced in the adrenal cortex of vertebrates, as well as the synthetic analogues of these hormones. Steroid and Corticosteroid are steroids.

See Steroid and Corticosteroid

Corticosterone

Corticosterone, also known as 17-deoxycortisol and 11β,21-dihydroxyprogesterone, is a 21-carbon steroid hormone of the corticosteroid type produced in the cortex of the adrenal glands.

See Steroid and Corticosterone

Cortisol

Cortisol is a steroid hormone in the glucocorticoid class of hormones and a stress hormone. Steroid and Cortisol are steroids.

See Steroid and Cortisol

Cortisone

Cortisone is a pregnene (21-carbon) steroid hormone.

See Steroid and Cortisone

Crystallization

Crystallization is the process by which solids form, where the atoms or molecules are highly organized into a structure known as a crystal.

See Steroid and Crystallization

Crystallography

Crystallography is the branch of science devoted to the study of molecular and crystalline structure and properties.

See Steroid and Crystallography

Cyanobacteria

Cyanobacteria, also called Cyanobacteriota or Cyanophyta, are a phylum of autotrophic gram-negative bacteria that can obtain biological energy via oxygenic photosynthesis.

See Steroid and Cyanobacteria

Cyclic compound

A cyclic compound (or ring compound) is a term for a compound in the field of chemistry in which one or more series of atoms in the compound is connected to form a ring.

See Steroid and Cyclic compound

Cycloartenol

Cycloartenol is an important triterpenoid often found in plants.

See Steroid and Cycloartenol

Cyclohexane

Cyclohexane is a cycloalkane with the molecular formula.

See Steroid and Cyclohexane

Cyclopamine

Cyclopamine (11-deoxojervine) is a naturally occurring steroidal alkaloid.

See Steroid and Cyclopamine

Cyclopentane

Cyclopentane (also called C pentane) is a highly flammable alicyclic hydrocarbon with chemical formula C5H10 and CAS number 287-92-3, consisting of a ring of five carbon atoms each bonded with two hydrogen atoms above and below the plane.

See Steroid and Cyclopentane

Cyclopia

Cyclopia (named after the Greek mythology character cyclopes), also known as alobar holoprosencephaly, is the most extreme form of holoprosencephaly and is a congenital disorder (birth defect) characterized by the failure of the embryonic prosencephalon to properly divide the orbits of the eye into two cavities.

See Steroid and Cyclopia

CYP17A1

Cytochrome P450 17A1 (steroid 17α-monooxygenase, 17α-hydroxylase, 17-alpha-hydroxylase, 17,20-lyase, 17,20-desmolase) is an enzyme of the hydroxylase type that in humans is encoded by the CYP17A1 gene on chromosome 10.

See Steroid and CYP17A1

CYP3A4

Cytochrome P450 3A4 (abbreviated CYP3A4) is an important enzyme in the body, mainly found in the liver and in the intestine, which in humans is encoded by CYP3A4 gene.

See Steroid and CYP3A4

Cyproterone acetate

Cyproterone acetate (CPA), sold alone under the brand name Androcur or with ethinylestradiol under the brand names Diane or Diane-35 among others, is an antiandrogen and progestin medication used in the treatment of androgen-dependent conditions such as acne, excessive body hair growth, early puberty, and prostate cancer, as a component of feminizing hormone therapy for transgender individuals, and in birth control pills.

See Steroid and Cyproterone acetate

Cytochrome P450

Cytochromes P450 (P450s or CYPs) are a superfamily of enzymes containing heme as a cofactor that mostly, but not exclusively, function as monooxygenases.

See Steroid and Cytochrome P450

De novo synthesis

In chemistry, de novo synthesis is the synthesis of complex molecules from simple molecules such as sugars or amino acids, as opposed to recycling after partial degradation.

See Steroid and De novo synthesis

Derek Barton

Sir Derek Harold Richard Barton (8 September 1918 – 16 March 1998) was an English organic chemist and Nobel Prize laureate for 1969.

See Steroid and Derek Barton

Dexamethasone

Dexamethasone is a fluorinated glucocorticoid medication used to treat rheumatic problems, a number of skin diseases, severe allergies, asthma, chronic obstructive lung disease, croup, brain swelling, eye pain following eye surgery, superior vena cava syndrome (a complication of some forms of cancer), and along with antibiotics in tuberculosis.

See Steroid and Dexamethasone

Dihydrotestosterone

Dihydrotestosterone (DHT, 5α-dihydrotestosterone, 5α-DHT, androstanolone or stanolone) is an endogenous androgen sex steroid and hormone primarily involved in the growth and repair of the prostate and the penis, as well as the production of sebum and body hair composition.

See Steroid and Dihydrotestosterone

Dimethylallyl pyrophosphate

Dimethylallyl pyrophosphate (DMAPP; or alternatively, dimethylallyl diphosphate (DMADP); also isoprenyl pyrophosphate) is an isoprenoid precursor.

See Steroid and Dimethylallyl pyrophosphate

Dioscorea mexicana

Dioscorea mexicana, Mexican yam or cabeza de negro is a species of yam in the genus Dioscorea.

See Steroid and Dioscorea mexicana

Diosgenin

Diosgenin, a phytosteroid sapogenin, is the product of hydrolysis by acids, strong bases, or enzymes of saponins, extracted from the tubers of Dioscorea wild yam species, such as the Kokoro. Steroid and Diosgenin are steroids.

See Steroid and Diosgenin

Downregulation and upregulation

In biochemistry, in the biological context of organisms' regulation of gene expression and production of gene products, downregulation is the process by which a cell decreases the production and quantities of its cellular components, such as RNA and proteins, in response to an external stimulus.

See Steroid and Downregulation and upregulation

Ecdysteroid

Ecdysteroids are arthropod steroid hormones that are mainly responsible for molting, development and, to a lesser extent, reproduction; examples of ecdysteroids include ecdysone, ecdysterone, turkesterone and 2-deoxyecdysone. Steroid and ecdysteroid are steroids.

See Steroid and Ecdysteroid

Edward Calvin Kendall

Edward Calvin Kendall (March 8, 1886 – May 4, 1972) was an American biochemist.

See Steroid and Edward Calvin Kendall

Electrolyte

An electrolyte is a medium containing ions that are electrically conductive through the movement of those ions, but not conducting electrons.

See Steroid and Electrolyte

Elsevier

Elsevier is a Dutch academic publishing company specializing in scientific, technical, and medical content.

See Steroid and Elsevier

Endometrium

The endometrium is the inner epithelial layer, along with its mucous membrane, of the mammalian uterus.

See Steroid and Endometrium

Enzyme

Enzymes are proteins that act as biological catalysts by accelerating chemical reactions.

See Steroid and Enzyme

Epoxide

In organic chemistry, an epoxide is a cyclic ether, where the ether forms a three-atom ring: two atoms of carbon and one atom of oxygen.

See Steroid and Epoxide

Ergocalciferol

Ergocalciferol, also known as vitamin D2 and nonspecifically calciferol, is a type of vitamin D found in food and used as a dietary supplement.

See Steroid and Ergocalciferol

Ergosterol

Ergosterol (ergosta-5,7,22-trien-3β-ol) is a mycosterol found in cell membranes of fungi and protozoa, serving many of the same functions that cholesterol serves in animal cells.

See Steroid and Ergosterol

Estradiol

Estradiol (E2), also spelled oestradiol, is an estrogen steroid hormone and the major female sex hormone.

See Steroid and Estradiol

Estrane

Estrane is a C18 steroid derivative, with a gonane core.

See Steroid and Estrane

Estrogen

Estrogen (oestrogen; see spelling differences) is a category of sex hormone responsible for the development and regulation of the female reproductive system and secondary sex characteristics.

See Steroid and Estrogen

Estrone

Estrone (E1), also spelled oestrone, is a steroid, a weak estrogen, and a minor female sex hormone.

See Steroid and Estrone

Eukaryogenesis

Eukaryogenesis, the process which created the eukaryotic cell and lineage, is a milestone in the evolution of life, since eukaryotes include all complex cells and almost all multicellular organisms.

See Steroid and Eukaryogenesis

Eukaryote

The eukaryotes constitute the domain of Eukarya or Eukaryota, organisms whose cells have a membrane-bound nucleus.

See Steroid and Eukaryote

Extraction (chemistry)

Extraction in chemistry is a separation process consisting of the separation of a substance from a matrix.

See Steroid and Extraction (chemistry)

Farnesyl pyrophosphate

Farnesyl pyrophosphate (FPP), also known as farnesyl diphosphate (FDP), is an intermediate in the biosynthesis of terpenes and terpenoids such as sterols and carotenoids.

See Steroid and Farnesyl pyrophosphate

Farnesyl-diphosphate farnesyltransferase

Squalene synthase (SQS) or farnesyl-diphosphate:farnesyl-diphosphate farnesyl transferase is an enzyme localized to the membrane of the endoplasmic reticulum.

See Steroid and Farnesyl-diphosphate farnesyltransferase

Functional group

In organic chemistry, a functional group is a substituent or moiety in a molecule that causes the molecule's characteristic chemical reactions.

See Steroid and Functional group

Fungus

A fungus (fungi or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and molds, as well as the more familiar mushrooms.

See Steroid and Fungus

Glia

Glia, also called glial cells (gliocytes) or neuroglia, are non-neuronal cells in the central nervous system (brain and spinal cord) and the peripheral nervous system that do not produce electrical impulses.

See Steroid and Glia

Glucocorticoid

Glucocorticoids (or, less commonly, glucocorticosteroids) are a class of corticosteroids, which are a class of steroid hormones.

See Steroid and Glucocorticoid

Glucuronic acid

Glucuronic acid (from Greek γλεῦκος "sweet wine, must" and οὖρον "urine") is a uronic acid that was first isolated from urine (hence the name "uronic acid").

See Steroid and Glucuronic acid

Glyceraldehyde 3-phosphate

Glyceraldehyde 3-phosphate, also known as triose phosphate or 3-phosphoglyceraldehyde and abbreviated as G3P, GA3P, GADP, GAP, TP, GALP or PGAL, is a metabolite that occurs as an intermediate in several central pathways of all organisms.

See Steroid and Glyceraldehyde 3-phosphate

Gonane

Gonane (cyclopentanoperhydrophenanthrene) is a chemical compound with formula, whose structure consists of four hydrocarbon rings fused together: three cyclohexane units and one cyclopentane. Steroid and Gonane are steroids.

See Steroid and Gonane

Hedgehog signaling pathway

The Hedgehog signaling pathway is a signaling pathway that transmits information to embryonic cells required for proper cell differentiation.

See Steroid and Hedgehog signaling pathway

Heinrich Otto Wieland

Heinrich Otto Wieland (4 June 1877 – 5 August 1957) was a German chemist.

See Steroid and Heinrich Otto Wieland

Hopane

Hopane is a natural chemical compound classified as a triterpene.

See Steroid and Hopane

Hydrocarbon

In organic chemistry, a hydrocarbon is an organic compound consisting entirely of hydrogen and carbon.

See Steroid and Hydrocarbon

Hydrogen

Hydrogen is a chemical element; it has symbol H and atomic number 1.

See Steroid and Hydrogen

Hydrogenation

Hydrogenation is a chemical reaction between molecular hydrogen (H2) and another compound or element, usually in the presence of a catalyst such as nickel, palladium or platinum.

See Steroid and Hydrogenation

Hydroxy group

In chemistry, a hydroxy or hydroxyl group is a functional group with the chemical formula and composed of one oxygen atom covalently bonded to one hydrogen atom.

See Steroid and Hydroxy group

Hydroxylation

In chemistry, hydroxylation can refer to.

See Steroid and Hydroxylation

Hypercholesterolemia

Hypercholesterolemia, also called high cholesterol, is the presence of high levels of cholesterol in the blood.

See Steroid and Hypercholesterolemia

Immune system

The immune system is a network of biological systems that protects an organism from diseases.

See Steroid and Immune system

Immunosuppression

Immunosuppression is a reduction of the activation or efficacy of the immune system.

See Steroid and Immunosuppression

Insect

Insects (from Latin insectum) are hexapod invertebrates of the class Insecta.

See Steroid and Insect

International Union of Pure and Applied Chemistry

The International Union of Pure and Applied Chemistry (IUPAC) is an international federation of National Adhering Organizations working for the advancement of the chemical sciences, especially by developing nomenclature and terminology.

See Steroid and International Union of Pure and Applied Chemistry

Isopentenyl pyrophosphate

Isopentenyl pyrophosphate (IPP, isopentenyl diphosphate, or IDP) is an isoprenoid precursor.

See Steroid and Isopentenyl pyrophosphate

Isoprene

Isoprene, or 2-methyl-1,3-butadiene, is a common volatile organic compound with the formula CH2.

See Steroid and Isoprene

Ketone

In organic chemistry, a ketone is an organic compound with the structure, where R and R' can be a variety of carbon-containing substituents.

See Steroid and Ketone

Ketosteroid

Androstenedione Androsterone Estrone A ketosteroid, or an oxosteroid, is a steroid in which a hydrogen atom has been replaced with a ketone (C. Steroid and ketosteroid are steroids.

See Steroid and Ketosteroid

Kidney

In humans, the kidneys are two reddish-brown bean-shaped blood-filtering organs that are a multilobar, multipapillary form of mammalian kidneys, usually without signs of external lobulation.

See Steroid and Kidney

Lanosterol

Lanosterol is a tetracyclic triterpenoid and is the compound from which all animal and fungal steroids are derived.

See Steroid and Lanosterol

Leopold Ružička

Leopold Ružička (born Lavoslav Stjepan Ružička; 13 September 1887 – 26 September 1976) was a Croatian-Swiss scientist and joint winner of the 1939 Nobel Prize in Chemistry "for his work on polymethylenes and higher terpenes" "including the first chemical synthesis of male sex hormones." He worked most of his life in Switzerland, and received eight doctorates honoris causa in science, medicine, and law; seven prizes and medals; and twenty-four honorary memberships in chemical, biochemical, and other scientific societies.

See Steroid and Leopold Ružička

Lipid

Lipids are a broad group of organic compounds which include fats, waxes, sterols, fat-soluble vitamins (such as vitamins A, D, E and K), monoglycerides, diglycerides, phospholipids, and others.

See Steroid and Lipid

Liquid chromatography–mass spectrometry

Liquid chromatography–mass spectrometry (LC–MS) is an analytical chemistry technique that combines the physical separation capabilities of liquid chromatography (or HPLC) with the mass analysis capabilities of mass spectrometry (MS).

See Steroid and Liquid chromatography–mass spectrometry

List of steroid abbreviations

The steroid hormones are referred to by various abbreviations in the biological literature. Steroid and List of steroid abbreviations are steroids.

See Steroid and List of steroid abbreviations

List of steroids

List of steroids may refer to. Steroid and List of steroids are steroids.

See Steroid and List of steroids

Liver

The liver is a major metabolic organ exclusively found in vertebrate animals, which performs many essential biological functions such as detoxification of the organism, and the synthesis of proteins and various other biochemicals necessary for digestion and growth.

See Steroid and Liver

Locant

In the nomenclature of organic chemistry, a locant is a term to indicate the position of a functional group or substituent within a molecule.

See Steroid and Locant

Medical Subject Headings

Medical Subject Headings (MeSH) is a comprehensive controlled vocabulary for the purpose of indexing journal articles and books in the life sciences.

See Steroid and Medical Subject Headings

Medication

A medication (also called medicament, medicine, pharmaceutical drug, medicinal drug or simply drug) is a drug used to diagnose, cure, treat, or prevent disease.

See Steroid and Medication

Medrogestone

Medrogestone, sold under the brand name Colprone among others, is a progestin medication which has been used in menopausal hormone therapy and in the treatment of gynecological disorders.

See Steroid and Medrogestone

Melanthiaceae

Melanthiaceae, also called the bunchflower family, is a family of flowering herbaceous perennial plants native to the Northern Hemisphere.

See Steroid and Melanthiaceae

Membrane fluidity

In biology, membrane fluidity refers to the viscosity of the lipid bilayer of a cell membrane or a synthetic lipid membrane.

See Steroid and Membrane fluidity

Membrane steroid receptor

Membrane steroid receptors (mSRs), also called extranuclear steroid receptors, are a class of cell surface receptors activated by endogenous steroids that mediate rapid, non-genomic signaling via modulation of intracellular signaling cascades. Steroid and Membrane steroid receptor are steroids.

See Steroid and Membrane steroid receptor

Metabolic pathway

In biochemistry, a metabolic pathway is a linked series of chemical reactions occurring within a cell.

See Steroid and Metabolic pathway

Metabolism

Metabolism (from μεταβολή metabolē, "change") is the set of life-sustaining chemical reactions in organisms.

See Steroid and Metabolism

Methoxy group

In organic chemistry, a methoxy group is the functional group consisting of a methyl group bound to oxygen.

See Steroid and Methoxy group

Mevalonate pathway

The mevalonate pathway, also known as the isoprenoid pathway or HMG-CoA reductase pathway is an essential metabolic pathway present in eukaryotes, archaea, and some bacteria.

See Steroid and Mevalonate pathway

Mevalonic acid

Mevalonic acid (MVA) is a key organic compound in biochemistry; the name is a contraction of dihydroxymethylvalerolactone.

See Steroid and Mevalonic acid

Mexican barbasco trade

The Mexican barbasco trade was the trade of the diosgenin-rich yam species Dioscorea mexicana, Dioscorea floribunda and Dioscorea composita which emerged in Mexico in the 1950s as part of the Mexican steroid industry.

See Steroid and Mexican barbasco trade

Mineralocorticoid

Mineralocorticoids are a class of corticosteroids, which in turn are a class of steroid hormones.

See Steroid and Mineralocorticoid

Mitochondrion

A mitochondrion is an organelle found in the cells of most eukaryotes, such as animals, plants and fungi.

See Steroid and Mitochondrion

Molecular configuration

The molecular configuration of a molecule is the permanent geometry that results from the spatial arrangement of its bonds.

See Steroid and Molecular configuration

Myxobacteria

The myxobacteria ("slime bacteria") are a group of bacteria that predominantly live in the soil and feed on insoluble organic substances.

See Steroid and Myxobacteria

Natural product

A natural product is a natural compound or substance produced by a living organism—that is, found in nature.

See Steroid and Natural product

Neuromuscular-blocking drug

Neuromuscular-blocking drugs, or Neuromuscular blocking agents (NMBAs), block transmission at the neuromuscular junction, causing paralysis of the affected skeletal muscles.

See Steroid and Neuromuscular-blocking drug

Neuron

A neuron, neurone, or nerve cell is an excitable cell that fires electric signals called action potentials across a neural network in the nervous system.

See Steroid and Neuron

Neurosteroid

Neurosteroids, also known as neuroactive steroids, are endogenous or exogenous steroids that rapidly alter neuronal excitability through interaction with ligand-gated ion channels and other cell surface receptors.

See Steroid and Neurosteroid

Nobel Prize

The Nobel Prizes (Nobelpriset; Nobelprisen) are five separate prizes awarded to those who, during the preceding year, have conferred the greatest benefit to humankind, as established by the 1895 will of Swedish chemist, engineer, and industrialist Alfred Nobel, in the year before he died.

See Steroid and Nobel Prize

Nobel Prize in Chemistry

The Nobel Prize in Chemistry (Nobelpriset i kemi) is awarded annually by the Royal Swedish Academy of Sciences to scientists in the various fields of chemistry.

See Steroid and Nobel Prize in Chemistry

Nobel Prize in Physiology or Medicine

The Nobel Prize in Physiology or Medicine (Nobelpriset i fysiologi eller medicin) is awarded yearly by the Nobel Assembly at the Karolinska Institute for outstanding discoveries in physiology or medicine.

See Steroid and Nobel Prize in Physiology or Medicine

Non-mevalonate pathway

The non-mevalonate pathway—also appearing as the mevalonate-independent pathway and the 2-C-methyl-D-erythritol 4-phosphate/1-deoxy-D-xylulose 5-phosphate (MEP/DOXP) pathway—is an alternative metabolic pathway for the biosynthesis of the isoprenoid precursors isopentenyl pyrophosphate (IPP) and dimethylallyl pyrophosphate (DMAPP).

See Steroid and Non-mevalonate pathway

Nor-

In chemical nomenclature, nor- is a prefix to name a structural analog that can be derived from a parent compound by the removal of one carbon atom along with the accompanying hydrogen atoms.

See Steroid and Nor-

Norgestrel

Norgestrel is a progestin which is used in birth control pills sold under the brand name Ovral in combination with the estrogen ethinylestradiol and Opill by itself.

See Steroid and Norgestrel

Norsteroid

Norsteroids (nor-, L. norma, from "normal" in chemistry, indicating carbon removal) are a structural class of steroids that have had an atom or atoms (typically carbon) removed, biosynthetically or synthetically, from positions of branching off of rings or side chains (e.g., removal of methyl groups), or from within rings of the steroid ring system. Steroid and Norsteroid are steroids.

See Steroid and Norsteroid

Nuclear magnetic resonance

Nuclear magnetic resonance (NMR) is a physical phenomenon in which nuclei in a strong constant magnetic field are perturbed by a weak oscillating magnetic field (in the near field) and respond by producing an electromagnetic signal with a frequency characteristic of the magnetic field at the nucleus.

See Steroid and Nuclear magnetic resonance

Odd Hassel

Odd Hassel (17 May 1897 – 11 May 1981) was a Norwegian physical chemist and Nobel Laureate.

See Steroid and Odd Hassel

Okinawa Prefecture

is the southernmost and westernmost prefecture of Japan.

See Steroid and Okinawa Prefecture

Open-chain compound

In chemistry, an open-chain compound (or open chain compound) or acyclic compound (Greek prefix α 'without' and κύκλος 'cycle') is a compound with a linear structure, rather than a cyclic one.

See Steroid and Open-chain compound

Opisthokont

The opisthokonts are a broad group of eukaryotes, including both the animal and fungus kingdoms.

See Steroid and Opisthokont

Organic compound

Some chemical authorities define an organic compound as a chemical compound that contains a carbon–hydrogen or carbon–carbon bond; others consider an organic compound to be any chemical compound that contains carbon.

See Steroid and Organic compound

Organic synthesis

Organic synthesis is a branch of chemical synthesis concerned with the construction of organic compounds.

See Steroid and Organic synthesis

Organism

An organism is defined in a medical dictionary as any living thing that functions as an individual.

See Steroid and Organism

Ovary

The ovary is a gonad in the female reproductive system that produces ova.

See Steroid and Ovary

Oxidase

In biochemistry, an oxidase is an oxidoreductase (any enzyme that catalyzes a redox reaction) that uses dioxygen (O2) as the electron acceptor.

See Steroid and Oxidase

Oxidation state

In chemistry, the oxidation state, or oxidation number, is the hypothetical charge of an atom if all of its bonds to other atoms were fully ionic.

See Steroid and Oxidation state

Oxidosqualene cyclase

Oxidosqualene cyclases (OSC) are enzymes involved in cyclization reactions of 2,3-oxidosqualene to form sterols or triterpenes.

See Steroid and Oxidosqualene cyclase

Oxygen

Oxygen is a chemical element; it has symbol O and atomic number 8.

See Steroid and Oxygen

Pancuronium bromide

Pancuronium (trademarked as Pavulon) is an aminosteroid muscle relaxant with various medical uses.

See Steroid and Pancuronium bromide

Parent structure

In chemistry, a parent structure is the structure of an unadorned ion or molecule from which derivatives can be visualized.

See Steroid and Parent structure

Pathogen

In biology, a pathogen (πάθος, "suffering", "passion" and -γενής, "producer of"), in the oldest and broadest sense, is any organism or agent that can produce disease.

See Steroid and Pathogen

Petrochemical

Petrochemicals (sometimes abbreviated as petchems) are the chemical products obtained from petroleum by refining.

See Steroid and Petrochemical

Phenanthrene

Phenanthrene is a polycyclic aromatic hydrocarbon (PAH) with formula C14H10, consisting of three fused benzene rings.

See Steroid and Phenanthrene

Phenol

Phenol (also known as carbolic acid, phenolic acid, or benzenol) is an aromatic organic compound with the molecular formula.

See Steroid and Phenol

Pheromone

A pheromone is a secreted or excreted chemical factor that triggers a social response in members of the same species.

See Steroid and Pheromone

Philip Showalter Hench

Philip Showalter Hench (February 28, 1896 – March 30, 1965) was an American physician.

See Steroid and Philip Showalter Hench

Phospholipid

Phospholipids are a class of lipids whose molecule has a hydrophilic "head" containing a phosphate group and two hydrophobic "tails" derived from fatty acids, joined by an alcohol residue (usually a glycerol molecule).

See Steroid and Phospholipid

Phytosterol

Phytosterols are phytosteroids, similar to cholesterol, that serve as structural components of biological membranes of plants.

See Steroid and Phytosterol

Placenta

The placenta (placentas or placentae) is a temporary embryonic and later fetal organ that begins developing from the blastocyst shortly after implantation.

See Steroid and Placenta

Plant

Plants are the eukaryotes that form the kingdom Plantae; they are predominantly photosynthetic.

See Steroid and Plant

Pneumocystis jirovecii

Pneumocystis jirovecii (previously P. carinii) is a yeast-like fungus of the genus Pneumocystis.

See Steroid and Pneumocystis jirovecii

Precursor (chemistry)

In chemistry, a precursor is a compound that participates in a chemical reaction that produces another compound.

See Steroid and Precursor (chemistry)

Pregnancy

Pregnancy is the time during which one or more offspring develops (gestates) inside a woman's uterus (womb).

See Steroid and Pregnancy

Pregnane

Pregnane, also known as 17β-ethylandrostane or as 10β,13β-dimethyl-17β-ethylgonane, is a C21 steroid and, indirectly, a parent of progesterone.

See Steroid and Pregnane

Pregnane X receptor

In the field of molecular biology, the pregnane X receptor (PXR), also known as the steroid and xenobiotic sensing nuclear receptor (SXR) or nuclear receptor subfamily 1, group I, member 2 (NR1I2) is a protein that in humans is encoded by the NR1I2 (nuclear Receptor subfamily 1, group I, member 2) gene.

See Steroid and Pregnane X receptor

Pregnenolone

Pregnenolone (P5), or pregn-5-en-3β-ol-20-one, is an endogenous steroid and precursor/metabolic intermediate in the biosynthesis of most of the steroid hormones, including the progestogens, androgens, estrogens, glucocorticoids, and mineralocorticoids.

See Steroid and Pregnenolone

Progesterone

Progesterone (P4) is an endogenous steroid and progestogen sex hormone involved in the menstrual cycle, pregnancy, and embryogenesis of humans and other species.

See Steroid and Progesterone

Progestogen

Progestogens, also sometimes written progestins, progestagens or gestagens, are a class of natural or synthetic steroid hormones that bind to and activate the progesterone receptors (PR).

See Steroid and Progestogen

Prokaryote

A prokaryote (less commonly spelled procaryote) is a single-cell organism whose cell lacks a nucleus and other membrane-bound organelles.

See Steroid and Prokaryote

Prostate cancer

Prostate cancer is the uncontrolled growth of cells in the prostate, a gland in the male reproductive system below the bladder.

See Steroid and Prostate cancer

Pure and Applied Chemistry

Pure and Applied Chemistry is the official journal for the International Union of Pure and Applied Chemistry (IUPAC).

See Steroid and Pure and Applied Chemistry

Pyruvic acid

Pyruvic acid (IUPAC name: 2-oxopropanoic acid, also called acetoic acid) (CH3COCOOH) is the simplest of the alpha-keto acids, with a carboxylic acid and a ketone functional group.

See Steroid and Pyruvic acid

Reproduction

Reproduction (or procreation or breeding) is the biological process by which new individual organisms – "offspring" – are produced from their "parent" or parents.

See Steroid and Reproduction

Reverse cholesterol transport

Reverse cholesterol transport is a multi-step process resulting in the net movement of cholesterol from peripheral tissues back to the liver first via entering the lymphatic system, then the bloodstream.

See Steroid and Reverse cholesterol transport

Ring expansion and contraction

Ring expansion and ring contraction reactions expand or contract rings, usually in organic chemistry.

See Steroid and Ring expansion and contraction

Robert Burns Woodward

Robert Burns Woodward (April 10, 1917 – July 8, 1979) was an American organic chemist.

See Steroid and Robert Burns Woodward

Rosuvastatin

Rosuvastatin, sold under the brand name Crestor among others, is a statin medication, used to prevent cardiovascular disease in those at high risk and treat abnormal lipids.

See Steroid and Rosuvastatin

Saccharomyces cerevisiae

Saccharomyces cerevisiae (brewer's yeast or baker's yeast) is a species of yeast (single-celled fungal microorganisms).

See Steroid and Saccharomyces cerevisiae

Sapogenin

Sapogenins are aglycones (non-saccharide moieties) of saponins, a large family of natural products.

See Steroid and Sapogenin

Saponin

Saponins (Latin "sapon", soap + "-in", one of), also selectively referred to as triterpene glycosides, are bitter-tasting usually toxic plant-derived organic chemicals that have a foamy quality when agitated in water.

See Steroid and Saponin

Saturated and unsaturated compounds

A saturated compound is a chemical compound (or ion) that resists addition reactions, such as hydrogenation, oxidative addition, and binding of a Lewis base.

See Steroid and Saturated and unsaturated compounds

Secondary sex characteristic

A secondary sex characteristic is a physical characteristic of an organism that is related to or derived from its sex, but not directly part of its reproductive system.

See Steroid and Secondary sex characteristic

Secosteroid

A secosteroid is a type of steroid with a "broken" ring.

See Steroid and Secosteroid

Semisynthesis

Semisynthesis, or partial chemical synthesis, is a type of chemical synthesis that uses chemical compounds isolated from natural sources (such as microbial cell cultures or plant material) as the starting materials to produce novel compounds with distinct chemical and medicinal properties.

See Steroid and Semisynthesis

Sex hormone

Sex hormones, also known as sex steroids, gonadocorticoids and gonadal steroids, are steroid hormones that interact with vertebrate steroid hormone receptors.

See Steroid and Sex hormone

Sexual differentiation

Sexual differentiation is the process of development of the sex differences between males and females from an undifferentiated zygote.

See Steroid and Sexual differentiation

Sheep

Sheep (sheep) or domestic sheep (Ovis aries) are a domesticated, ruminant mammal typically kept as livestock.

See Steroid and Sheep

Side chain

In organic chemistry and biochemistry, a side chain is a chemical group that is attached to a core part of the molecule called the "main chain" or backbone.

See Steroid and Side chain

Signal transduction

Signal transduction is the process by which a chemical or physical signal is transmitted through a cell as a series of molecular events.

See Steroid and Signal transduction

Skeletal formula

The skeletal formula, line-angle formula, bond-line formula or shorthand formula of an organic compound is a type of molecular structural formula that serves as a shorthand representation of a molecule's bonding and some details of its molecular geometry.

See Steroid and Skeletal formula

Smoothened

Smoothened is a protein that in humans is encoded by the SMO gene.

See Steroid and Smoothened

Solanaceae

The Solanaceae, or the nightshades, are a family of flowering plants that ranges from annual and perennial herbs to vines, lianas, epiphytes, shrubs, and trees, and includes a number of agricultural crops, medicinal plants, spices, weeds, and ornamentals.

See Steroid and Solanaceae

Squalene

Squalene is an organic compound.

See Steroid and Squalene

Squalene/phytoene synthase family

The squalene/phytoene synthase family represents proteins that catalyze the head-to-head condensation of C15 and C20 prenyl units (i.e. farnesyl diphosphate and genranylgeranyl diphosphate).

See Steroid and Squalene/phytoene synthase family

Statin

Statins (or HMG-CoA reductase inhibitors) are a class of medications that reduce illness and mortality in people who are at high risk of cardiovascular disease.

See Steroid and Statin

Stereocenter

In stereochemistry, a stereocenter of a molecule is an atom (center), axis or plane that is the focus of stereoisomerism; that is, when having at least three different groups bound to the stereocenter, interchanging any two different groups creates a new stereoisomer.

See Steroid and Stereocenter

Stereochemistry

Stereochemistry, a subdiscipline of chemistry, involves the study of the relative spatial arrangement of atoms that form the structure of molecules and their manipulation.

See Steroid and Stereochemistry

Steroid hormone

A steroid hormone is a steroid that acts as a hormone. Steroid and steroid hormone are steroids.

See Steroid and Steroid hormone

Steroidal antiandrogen

A steroidal antiandrogen (SAA) is an antiandrogen with a steroidal chemical structure. Steroid and steroidal antiandrogen are steroids.

See Steroid and Steroidal antiandrogen

Steroidogenesis inhibitor

A steroidogenesis inhibitor, also known as a steroid biosynthesis inhibitor, is a type of drug which inhibits one or more of the enzymes that are involved in the process of steroidogenesis, the biosynthesis of endogenous steroids and steroid hormones.

See Steroid and Steroidogenesis inhibitor

Steroidogenic acute regulatory protein

The steroidogenic acute regulatory protein, commonly referred to as StAR (STARD1), is a transport protein that regulates cholesterol transfer within the mitochondria, which is the rate-limiting step in the production of steroid hormones.

See Steroid and Steroidogenic acute regulatory protein

Steroidogenic enzyme

Steroidogenic enzymes are enzymes that are involved in steroidogenesis and steroid biosynthesis.

See Steroid and Steroidogenic enzyme

Sterol

Sterol is an organic compound with formula, whose molecule is derived from that of gonane by replacement of a hydrogen atom on C3 position by a hydroxyl group.

See Steroid and Sterol

Sterol 24-C-methyltransferase

In enzymology, a sterol 24-C-methyltransferase is an enzyme that catalyzes the chemical reaction Thus, the two substrates of this enzyme are S-adenosyl methionine and 5alpha-cholesta-8,24-dien-3beta-ol, whereas its two products are S-adenosylhomocysteine and 24-methylene-5alpha-cholest-8-en-3beta-ol.

See Steroid and Sterol 24-C-methyltransferase

Stromal cell

Stromal cells, or mesenchymal stromal cells, are differentiating cells found in abundance within bone marrow but can also be seen all around the body.

See Steroid and Stromal cell

Syntex

Laboratorios Syntex SA (later Syntex Laboratories, Inc.) was a pharmaceutical company formed in Mexico City in January 1944 by Russell Marker, Emeric Somlo, and Federico Lehmann to manufacture therapeutic steroids from the Mexican yams called cabeza de negro (Dioscorea mexicana) and Barbasco (Dioscorea composita).

See Steroid and Syntex

Tadeusz Reichstein

Tadeusz Reichstein (20 July 1897 – 1 August 1996), also known as Tadeus Reichstein, was a Polish-Swiss chemist and the Nobel Prize in Physiology or Medicine laureate (1950), which was awarded for his work on the isolation of cortisone.

See Steroid and Tadeusz Reichstein

Taurocholic acid

Taurocholic acid, known also as cholaic acid, cholyltaurine, or acidum cholatauricum, is a deliquescent yellowish crystalline bile acid involved in the emulsification of fats.

See Steroid and Taurocholic acid

Terpene

Terpenes are a class of natural products consisting of compounds with the formula (C5H8)n for n ≥ 2.

See Steroid and Terpene

Terpenoid

The terpenoids, also known as isoprenoids, are a class of naturally occurring organic chemicals derived from the 5-carbon compound isoprene and its derivatives called terpenes, diterpenes, etc.

See Steroid and Terpenoid

Terpios

Terpios is a genus of sea sponges belonging to the family Suberitidae.

See Steroid and Terpios

Testicle

A testicle or testis (testes) is the male gonad in all bilaterians, including humans.

See Steroid and Testicle

Testosterone

Testosterone is the primary male sex hormone and androgen in males.

See Steroid and Testosterone

Total synthesis

Total synthesis is the complete chemical synthesis of a complex molecule, often a natural product, from simple, commercially-available precursors.

See Steroid and Total synthesis

Triterpene

Triterpenes are a class of terpenes composed of six isoprene units with the molecular formula C30H48; they may also be thought of as consisting of three terpene units.

See Steroid and Triterpene

Ultraviolet

Ultraviolet (UV) light is electromagnetic radiation of wavelengths of 10–400 nanometers, shorter than that of visible light, but longer than X-rays.

See Steroid and Ultraviolet

Uterus

The uterus (from Latin uterus,: uteri) or womb is the organ in the reproductive system of most female mammals, including humans, that accommodates the embryonic and fetal development of one or more embryos until birth.

See Steroid and Uterus

Veratramine

Veratramine is an alkaloid isolated from the rhizomes of Veratrum.

See Steroid and Veratramine

Veratrum

Veratrum is a genus of flowering plants in the family Melanthiaceae.

See Steroid and Veratrum

Vertebrate

Vertebrates are deuterostomal animals with bony or cartilaginous axial endoskeleton — known as the vertebral column, spine or backbone — around and along the spinal cord, including all fish, amphibians, reptiles, birds and mammals.

See Steroid and Vertebrate

Vitamin D

Vitamin D is a group of fat-soluble secosteroids responsible for increasing intestinal absorption of calcium, magnesium, and phosphate, and for many other biological effects.

See Steroid and Vitamin D

Vladimir Prelog

Vladimir Prelog (23 July 1906 – 7 January 1998) was a Croatian-Swiss organic chemist who received the 1975 Nobel Prize in chemistry for his research into the stereochemistry of organic molecules and reactions.

See Steroid and Vladimir Prelog

Vowel

A vowel is a syllabic speech sound pronounced without any stricture in the vocal tract.

See Steroid and Vowel

Zoledronic acid

Zoledronic acid, also known as zoledronate and sold under the brand name Zometa among others, by Novartis among others, is a medication used to treat a number of bone diseases.

See Steroid and Zoledronic acid

Zymosterol

Zymosterol is an intermediate in cholesterol biosynthesis.

See Steroid and Zymosterol

1-Tetralone

1-Tetralone is a bicyclic aromatic hydrocarbon and a ketone.

See Steroid and 1-Tetralone

11-Deoxycortisol

11-Deoxycortisol, also known as cortodoxone (INN), cortexolone as well as 17α,21-dihydroxyprogesterone or 17α,21-dihydroxypregn-4-ene-3,20-dione, is an endogenous glucocorticoid steroid hormone, and a metabolic intermediate toward cortisol. Steroid and 11-Deoxycortisol are steroids.

See Steroid and 11-Deoxycortisol

17α-Hydroxyprogesterone

17α-Hydroxyprogesterone (17α-OHP), also known as 17-OH progesterone (17-OHP), or hydroxyprogesterone (OHP), is an endogenous progestogen steroid hormone related to progesterone.

See Steroid and 17α-Hydroxyprogesterone

20-Hydroxyecdysone

20-Hydroxyecdysone (ecdysterone or 20E) is a naturally occurring ecdysteroid hormone which controls the ecdysis (moulting) and metamorphosis of arthropods.

See Steroid and 20-Hydroxyecdysone

3α-Hydroxysteroid dehydrogenase

3α-Hydroxysteroid dehydrogenase (3α-HSD) is an enzyme (1.1.1.50) that plays a role in the metabolism of steroids and non-steroidal compounds in humans and other species, such as bacteria, fungi, plants, and so on.

See Steroid and 3α-Hydroxysteroid dehydrogenase

5α-Dihydroprogesterone

5α-Dihydroprogesterone (5α-DHP, allopregnanedione, or 5α-pregnane-3,20-dione) is an endogenous progestogen and neurosteroid that is synthesized from progesterone.

See Steroid and 5α-Dihydroprogesterone

5α-Pregnan-17α-ol-3,20-dione

5α-Pregnan-17α-ol-3,20-dione, also known as 17α-hydroxy-dihydroprogesterone (17‐OH-DHP) is an endogenous steroid, a metabolite of 17α-hydroxyprogesterone.

See Steroid and 5α-Pregnan-17α-ol-3,20-dione

5α-Pregnane-3α,17α-diol-20-one

5α-Pregnane-3α,17α-diol-20-one, also known as 17α-hydroxyallopregnanolone (17-OH-allo) is an endogenous steroid.

See Steroid and 5α-Pregnane-3α,17α-diol-20-one

5α-Reductase

5α-Reductases, also known as 3-oxo-5α-steroid 4-dehydrogenases, are enzymes involved in steroid metabolism.

See Steroid and 5α-Reductase

5β-Dihydrotestosterone

5β-Dihydrotestosterone (5β-DHT), also known as 5β-androstan-17β-ol-3-one or as etiocholan-17β-ol-3-one, is an etiocholane (5β-androstane) steroid as well as an inactive metabolite of testosterone formed by 5β-reductase in the liver and bone marrow and an intermediate in the formation of 3α,5β-androstanediol and 3β,5β-androstanediol (by 3α- and 3β-hydroxysteroid dehydrogenase) and, from them, respectively, etiocholanolone and epietiocholanolone (by 17β-hydroxysteroid dehydrogenase).

See Steroid and 5β-Dihydrotestosterone

See also

Polycyclic organic compounds

References

[1] https://en.wikipedia.org/wiki/Steroid

Also known as Biosynthesis of steroids, Isosteroidal, Juicing (Perfomance Enhancing), Juicing (Performance Enhancing), Oral use of steroids, Stereoids, Steriod, Steriods, Steroid biosynthesis, Steroid metabolism, Steroid metabolism gene, Steroid synthesis, Steroidal, Steroidergic, Steroidogenesis, Steroidogenic, Steroidogenic pathway, Steroidology, Steroids, Sterol biosynthesis, Stoyd, Stoyed.

, Calcitriol, Carbon, Carboxylic acid, Cardenolide, Cardiac glycoside, Carotenoid, Catabolism, Cell membrane, Central nervous system, Chemical compound, Chemical polarity, Chemical structure, Chirality (chemistry), Cholane, Cholecalciferol, Cholestane, Cholesterol, Cholic acid, Chromatography, Congenital adrenal hyperplasia, Congenital adrenal hyperplasia due to 21-hydroxylase deficiency, Conjugated system, Corticosteroid, Corticosterone, Cortisol, Cortisone, Crystallization, Crystallography, Cyanobacteria, Cyclic compound, Cycloartenol, Cyclohexane, Cyclopamine, Cyclopentane, Cyclopia, CYP17A1, CYP3A4, Cyproterone acetate, Cytochrome P450, De novo synthesis, Derek Barton, Dexamethasone, Dihydrotestosterone, Dimethylallyl pyrophosphate, Dioscorea mexicana, Diosgenin, Downregulation and upregulation, Ecdysteroid, Edward Calvin Kendall, Electrolyte, Elsevier, Endometrium, Enzyme, Epoxide, Ergocalciferol, Ergosterol, Estradiol, Estrane, Estrogen, Estrone, Eukaryogenesis, Eukaryote, Extraction (chemistry), Farnesyl pyrophosphate, Farnesyl-diphosphate farnesyltransferase, Functional group, Fungus, Glia, Glucocorticoid, Glucuronic acid, Glyceraldehyde 3-phosphate, Gonane, Hedgehog signaling pathway, Heinrich Otto Wieland, Hopane, Hydrocarbon, Hydrogen, Hydrogenation, Hydroxy group, Hydroxylation, Hypercholesterolemia, Immune system, Immunosuppression, Insect, International Union of Pure and Applied Chemistry, Isopentenyl pyrophosphate, Isoprene, Ketone, Ketosteroid, Kidney, Lanosterol, Leopold Ružička, Lipid, Liquid chromatography–mass spectrometry, List of steroid abbreviations, List of steroids, Liver, Locant, Medical Subject Headings, Medication, Medrogestone, Melanthiaceae, Membrane fluidity, Membrane steroid receptor, Metabolic pathway, Metabolism, Methoxy group, Mevalonate pathway, Mevalonic acid, Mexican barbasco trade, Mineralocorticoid, Mitochondrion, Molecular configuration, Myxobacteria, Natural product, Neuromuscular-blocking drug, Neuron, Neurosteroid, Nobel Prize, Nobel Prize in Chemistry, Nobel Prize in Physiology or Medicine, Non-mevalonate pathway, Nor-, Norgestrel, Norsteroid, Nuclear magnetic resonance, Odd Hassel, Okinawa Prefecture, Open-chain compound, Opisthokont, Organic compound, Organic synthesis, Organism, Ovary, Oxidase, Oxidation state, Oxidosqualene cyclase, Oxygen, Pancuronium bromide, Parent structure, Pathogen, Petrochemical, Phenanthrene, Phenol, Pheromone, Philip Showalter Hench, Phospholipid, Phytosterol, Placenta, Plant, Pneumocystis jirovecii, Precursor (chemistry), Pregnancy, Pregnane, Pregnane X receptor, Pregnenolone, Progesterone, Progestogen, Prokaryote, Prostate cancer, Pure and Applied Chemistry, Pyruvic acid, Reproduction, Reverse cholesterol transport, Ring expansion and contraction, Robert Burns Woodward, Rosuvastatin, Saccharomyces cerevisiae, Sapogenin, Saponin, Saturated and unsaturated compounds, Secondary sex characteristic, Secosteroid, Semisynthesis, Sex hormone, Sexual differentiation, Sheep, Side chain, Signal transduction, Skeletal formula, Smoothened, Solanaceae, Squalene, Squalene/phytoene synthase family, Statin, Stereocenter, Stereochemistry, Steroid hormone, Steroidal antiandrogen, Steroidogenesis inhibitor, Steroidogenic acute regulatory protein, Steroidogenic enzyme, Sterol, Sterol 24-C-methyltransferase, Stromal cell, Syntex, Tadeusz Reichstein, Taurocholic acid, Terpene, Terpenoid, Terpios, Testicle, Testosterone, Total synthesis, Triterpene, Ultraviolet, Uterus, Veratramine, Veratrum, Vertebrate, Vitamin D, Vladimir Prelog, Vowel, Zoledronic acid, Zymosterol, 1-Tetralone, 11-Deoxycortisol, 17α-Hydroxyprogesterone, 20-Hydroxyecdysone, 3α-Hydroxysteroid dehydrogenase, 5α-Dihydroprogesterone, 5α-Pregnan-17α-ol-3,20-dione, 5α-Pregnane-3α,17α-diol-20-one, 5α-Reductase, 5β-Dihydrotestosterone.