肌酸;肌肉素
Creatin \Cre"a*tin\ (kr?"?-t?n), n. [Gr. ??? flesh.] (Physiol. Chem.) A white, crystalline, nitrogenous substance found abundantly in muscle tissue. [Written also {kreatine}.]
creatin n : an amino acid that does not occur in proteins but is found in the muscle tissue of vertebrates both in the free form and as phosphocreatine; supplies energy for muscle contraction [syn: {creatine}]