A change from planar to elliptic polarization when an initially plane-polarized light wave traverses an optically active medium. (McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)
A nonfluorescent reagent for the detection of primary amines, peptides and proteins. The reaction products are highly fluorescent.
Fluram
D000596
Amino Acids
Organic compounds that generally contain an amino (-NH2) and a carboxyl (-COOH) group. Twenty alpha-amino acids are the subunits which are polymerized to form proteins.
Amino Acid,Acid, Amino,Acids, Amino
D013141
Spiro Compounds
Cyclic compounds that include two rings which share a single atom (usually a carbon). The simplest example of this type of compound is Spiro[2.2]pentane, which looks like a bow tie.
Compounds, Spiro
D013237
Stereoisomerism
The phenomenon whereby compounds whose molecules have the same number and kind of atoms and the same atomic arrangement, but differ in their spatial relationships. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 5th ed)