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Bacterial capsule

Index Bacterial capsule

Some bacterial cells are surrounded by a viscous substance forming a covering layer or envelope around the cell wall. [1]

43 relations: Bacillus anthracis, Bacillus megaterium, Bacteria, Bacterial cell structure, Bacterial outer membrane, Cell envelope, Congo red, Conjugate vaccine, Cryptococcus neoformans, Desiccation, Detergent, Diphtheria vaccine, Escherichia coli, Glutamic acid, Glycocalyx, Gram-negative bacteria, Gram-positive bacteria, Haemophilus influenzae, Hyaluronic acid, Hydrophobe, Klebsiella pneumoniae, Lipopolysaccharide, Lipoprotein, M protein (Streptococcus), Neisseria meningitidis, Peptide, Phagocytosis, Pneumococcal vaccine, Polysaccharide, Pseudomonas aeruginosa, Quellung reaction, Salmonella, Slime layer, Staphylococcus epidermidis, Streptococcus agalactiae, Streptococcus pneumoniae, Streptococcus pyogenes, Tetanus vaccine, Vaccination, Virulence factor, Virus, Water, Yeast.

Bacillus anthracis

Bacillus anthracis is the etiologic agent of anthrax—a common disease of livestock and, occasionally, of humans—and the only obligate pathogen within the genus Bacillus.

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Bacillus megaterium

Bacillus megaterium is a rod-like, Gram-positive, mainly aerobic spore forming bacterium found in widely diverse habitats.

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Bacteria

Bacteria (common noun bacteria, singular bacterium) is a type of biological cell.

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Bacterial cell structure

Bacteria, despite their simplicity, contain a well-developed cell structure which is responsible for some of their unique biological structures and pathogenicity.

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Bacterial outer membrane

The bacterial outer membrane is found in gram-negative bacteria.

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Cell envelope

The cell envelope comprises the inner cell membrane and the cell wall of a bacterium, if present, plus a bacterial outer membrane (i.e. in gram-negative bacteria).

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Congo red

Congo red is an organic compound, the sodium salt of 3,3′-(-4,4′-diyl)bis(4-aminonaphthalene-1-sulfonic acid).

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Conjugate vaccine

A conjugate vaccine is created by covalently attaching a poor antigen to a strong antigen thereby eliciting a stronger immunological response to the poor antigen.

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Cryptococcus neoformans

Cryptococcus neoformans is an encapsulated yeast and an obligate aerobe that can live in both plants and animals.

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Desiccation

Desiccation is the state of extreme dryness, or the process of extreme drying.

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Detergent

A detergent is a surfactant or a mixture of surfactants with cleaning properties in dilute solutions.

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Diphtheria vaccine

Diphtheria vaccine is a vaccine against Corynebacterium diphtheriae, the bacterium that causes diphtheria.

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Escherichia coli

Escherichia coli (also known as E. coli) is a Gram-negative, facultatively anaerobic, rod-shaped, coliform bacterium of the genus Escherichia that is commonly found in the lower intestine of warm-blooded organisms (endotherms).

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Glutamic acid

Glutamic acid (symbol Glu or E) is an α-amino acid with formula.

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Glycocalyx

The glycocalyx, also known as the pericellular matrix, is a glycoprotein and glycolipid covering that surrounds the cell membranes of some bacteria, epithelia, and other cells.

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Gram-negative bacteria

Gram-negative bacteria are bacteria that do not retain the crystal violet stain used in the gram-staining method of bacterial differentiation.

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Gram-positive bacteria

Gram-positive bacteria are bacteria that give a positive result in the Gram stain test, which is traditionally used to quickly classify bacteria into two broad categories according to their cell wall.

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Haemophilus influenzae

Haemophilus influenzae (formerly called Pfeiffer's bacillus or Bacillus influenzae) is a Gram-negative, coccobacillary, facultatively anaerobic pathogenic bacterium belonging to the Pasteurellaceae family.

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Hyaluronic acid

Hyaluronic acid (HA; conjugate base hyaluronate), also called hyaluronan, is an anionic, nonsulfated glycosaminoglycan distributed widely throughout connective, epithelial, and neural tissues.

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Hydrophobe

In chemistry, hydrophobicity is the physical property of a molecule (known as a hydrophobe) that is seemingly repelled from a mass of water.

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Klebsiella pneumoniae

Klebsiella pneumoniae is a Gram-negative, non-motile, encapsulated, lactose-fermenting, facultative anaerobic, rod-shaped bacterium.

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Lipopolysaccharide

Lipopolysaccharides (LPS), also known as lipoglycans and endotoxins, are large molecules consisting of a lipid and a polysaccharide composed of O-antigen, outer core and inner core joined by a covalent bond; they are found in the outer membrane of Gram-negative bacteria.

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Lipoprotein

A lipoprotein is a biochemical assembly whose purpose is to transport hydrophobic lipid (a.k.a. fat) molecules in water, as in blood or extracellular fluid.

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M protein (Streptococcus)

M protein is a virulence factor that can be produced by certain species of Streptococcus.

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Neisseria meningitidis

Neisseria meningitidis, often referred to as meningococcus, is a Gram-negative bacterium that can cause meningitis and other forms of meningococcal disease such as meningococcemia, a life-threatening sepsis.

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Peptide

Peptides (from Gr.: πεπτός, peptós "digested"; derived from πέσσειν, péssein "to digest") are short chains of amino acid monomers linked by peptide (amide) bonds.

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Phagocytosis

In cell biology, phagocytosis is the process by which a cell—often a phagocyte or a protist—engulfs a solid particle to form an internal compartment known as a phagosome.

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Pneumococcal vaccine

Pneumococcal vaccines are vaccines against the bacteria Streptococcus pneumoniae.

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Polysaccharide

Polysaccharides are polymeric carbohydrate molecules composed of long chains of monosaccharide units bound together by glycosidic linkages, and on hydrolysis give the constituent monosaccharides or oligosaccharides.

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Pseudomonas aeruginosa

Pseudomonas aeruginosa is a common Gram-negative, rod-shaped bacterium that can cause disease in plants and animals, including humans.

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Quellung reaction

The Quellung reaction, also called the Neufeld reaction, is a biochemical reaction in which antibodies bind to the bacterial capsule of Streptococcus pneumoniae, Klebsiella pneumoniae, Neisseria meningitidis, Bacillus anthracis, Haemophilus influenzae, Escherichia coli, and Salmonella.

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Salmonella

Salmonella is a genus of rod-shaped (bacillus) Gram-negative bacteria of the family Enterobacteriaceae.

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Slime layer

A slime layer in bacteria is an easily removable (e.g. by centrifugation), unorganized layer of extracellular material that surrounds bacteria cells.

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Staphylococcus epidermidis

Staphylococcus epidermidis is a Gram-positive bacterium, and one of over 40 species belonging to the genus Staphylococcus.

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Streptococcus agalactiae

Streptococcus agalactiae (also known as group B streptococcus or GBS) is a gram-positive coccus (round bacterium) with a tendency to form chains (as reflected by the genus name Streptococcus).

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Streptococcus pneumoniae

Streptococcus pneumoniae, or pneumococcus, is a Gram-positive, alpha-hemolytic (under aerobic conditions) or beta-hemolytic (under anaerobic conditions), facultative anaerobic member of the genus Streptococcus.

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Streptococcus pyogenes

Streptococcus pyogenes is a species of Gram-positive bacteria.

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Tetanus vaccine

Tetanus vaccine, also known as tetanus toxoid (TT), is an inactive vaccine used to prevent tetanus.

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Vaccination

Vaccination is the administration of antigenic material (a vaccine) to stimulate an individual's immune system to develop adaptive immunity to a pathogen.

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Virulence factor

Virulence factors are molecules produced by bacteria, viruses, fungi, and protozoa that add to their effectiveness and enable them to achieve the following.

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Virus

A virus is a small infectious agent that replicates only inside the living cells of other organisms.

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Water

Water is a transparent, tasteless, odorless, and nearly colorless chemical substance that is the main constituent of Earth's streams, lakes, and oceans, and the fluids of most living organisms.

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Yeast

Yeasts are eukaryotic, single-celled microorganisms classified as members of the fungus kingdom.

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Redirects here:

Bacteria capsule, Bacterial capsules, Capsule (microbiology), Cell capsule.

References

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

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