unit of intermedin

u·nit of in·ter·me·din

a unit based upon the action of the hormone in causing the expansion of the melanophores in a hypophysectomized frog; equal to 1 mcg of alkali-treated USP Posterior-pituitary Reference Standard.

unit of intermedin

An obsolete, semi-quantitative unit for melanocyte stimulating hormone (MSH), based on its ability to induce an increase in the melanophores in the skin of hypophysectomised frogs.