1. Control of the rate or manner in which a process progresses or a product is formed. 2. In experimental embryology, the power of a pregastrula embryo to continue approximately normal development after a part or parts have been manipulated or destroyed. [L. regula, a rule]
enzyme r. control of the rate of a reaction catalyzed by an enzyme by some effector (e.g., inhibitors or activators) or by alteration of some condition (e.g., pH or ionic strength).
gene r. control of protein synthesis by means of activation or inhibition of that protein synthesis.
Browse Medical References: