We measured the activity of pyruvic acid kinase(PK)in the serum of 66patients with AMI through 2,4-dinitrophenylydratine color reaction.

• 用2,4一二硝基苯肼显色法测定66例急性心肌梗塞(AMI)患者血清丙酮酸激酶(PK)活性。