Amaranth, FD&C Red No.
Azo dyes are organic compounds bearing the functional group R−N.
E numbers are codes for substances that are permitted to be used as food additives for use within the European Union and EFTA.
Ethanol, also called alcohol, ethyl alcohol, grain alcohol, and drinking alcohol, is a chemical compound, a simple alcohol with the chemical formula.
Fibrin (also called Factor Ia) is a fibrous, non-globular protein involved in the clotting of blood.
Food coloring, or color additive, is any dye, pigment or substance that imparts color when it is added to food or drink.
Histology, also microanatomy, is the study of the anatomy of cells and tissues of plants and animals using microscopy.
Staining is an auxiliary technique used in microscopy to enhance contrast in the microscopic image.