The occurrence of proteolytic enzymes specific for foreign proteins introduced via parents.

(organic chemistry) The disproportionation of an aldehyde into an alcohol and a carboxylic acid.

(chemistry) The amount of heat evolved or absorbed in the production of one mole of a reaction product

(organic chemistry) An organic reaction which condenses aldehydes (or ketones) with α-halo esters, using a metallic zinc to form β-hydroxy-esters.

(organic chemistry) A class of reaction in which a bond (typically a double bond) is broken and a small molecule (such as carbon monoxide) is inserted in its place

(immunology) A hypersensitivity reaction involving the in situ formation of antigen/antibody complexes after the intradermal injection of an antigen.

A method for the synthesis of organophosphorus compounds by combining a 1,3-diene and a source of R₂P+ to give a phospholenium cation.

The redox reaction of a chemical equilibrium mixture of carbon monoxide and carbon dioxide at a given temperature. It is the disproportionation of carbon monoxide into carbon dioxide and graphite, or its reverse.

An eczematous dermatitis accompanying a variety of infectious disorders, often in response to an inflammatory tinea of the feet.

plural of reaction vessel