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MEDLINE Indexing Online Training Course

Category D - Chemicals and Drugs

Subheadings

/chemistry Used with chemicals, biological, and non-biological substances for their composition, structure, characterization, and properties.

Molecular structure of chitosan
CHITOSAN /*chem
MOLECULAR STRUCTURE

/analogs & derivatives Used with drugs and chemicals for substances that share the same parent molecule or have similar electronic structure but differ by the addition or substitution of other atoms or molecules. It is used when the specific chemical heading is not available and no appropriate group heading exists

Analogs of taurine
TAURINE /*analogs

/chemical synthesis Used for the chemical preparation of molecules in vitro. For the formation of chemical substances in organisms, living cells, or subcellular fractions, "biosynthesis" is used

Laboratory synthesis of imidazoles
IMIDAZOLES /*chem syn

Last Reviewed: March 11, 2015