Molecular biology

Molecular biology

Contributors in Molecular biology

Molecular biology

The accumulation of 5-methyltetrahydrofolate in vitamin B 12 deficiency or related conditions (e.g. pernicious anaemia) due to the inability to transfer the methyl group to homocysteine by the B 12 ...

allostasis

Biology; Biochemistry

The altered state caused by stress, trauma, disease, aging, etc. The cumulative burden (stated in physiological, endocrinological or psychiatric terms, depending upon the context) of the shift from ...

psi (Ψ)

Biology; Biochemistry

A symbol that in a designation of an amino acid sequence denotes a structure that substitutes for a peptide bond, e.g. Gly-Ψ(CH 2 -CO)-Gly is H 2 N-CH 2 -CH 2 -CO-CH 2 -COOH.

class II receptor

Biology; Biochemistry

An acceptor; a membrane constituent that aids in transmembrane transport of nutrients, ions, etc.; distinguished from pharmacological receptors, which perform signal transduction, e.g. signal ...

dimedone

Biology; Biochemistry

5,5-Dimethyl-1,3-cylcohexanedione; a reagent that has been used to assist in the isolation of aldehydes and in their quantification (e.g. for ( 14 C)formaldehyde by its radioactivity) because it ...

isotherm

Biology; Biochemistry

A binding curve; at constant temperature, the concentration-dependence of the binding of one material to another, e.g. a gas at various pressures to a solid surface, an amino acid at various ...

virus

Biology; Biochemistry

A primitive life form; a nucleic acid surrounded by a protein coat that requires for its own propagation the infection of a plant or animal cell or a bacterium; viruses include important pathogens ...