Lentinan isolated and purified from a hot water extract of Lentinula edodes fruit bodies is a fungal polysaccharide immunomodulator with anti-tumor effects.

Apohyoscine is a natural product of Datura, Solanaceae. Apohyoscine can be used as a reference standard.

Glyoxylic acid or oxoacetic acid is an organic compound that is both an aldehyde and a carboxylic acid.It is an intermediate of the glyoxylate cycle which enables certain organisms to convert fatty acids into carbohydrates. The conjugate base of glyoxylic acid is known as glyoxylate.