A small molecule that stimulates (increases) an enzyme’s catalytic activity when it binds to an allosteric site.
In chemistry, any substance, usually a particular metal on that is very low concentration significantly accelerates the speed of a chemical reaction.
A substance in the body that converts an inactive molecule into an active agent, such as the conversion of pepsinogen into pepsin by hydrogen ions.
Also known as boosters, protinators, and accelerators; powdered persulfate salts added to hair-color to increase its lightening ability.