Merck, C9858-100UN, Creatine Kinase MM Fraction from human heart

Application
Creatine kinase MM fraction from human heart has been used in a study to investigate the importance of intraoperative and postoperative cardiac medical therapy in emergency coronary artery bypass grafting for acute myocardial infarction. Creatine kinase MM fraction from human heart has also been used in a study to investigate the circadian dependence of infarct size and left ventricular function after ST slevation myocardial infarction.
Biochem/physiol Actions
May be used as a control or calibrator in monitoring myocardial injury.
One unit will transfer 1.0 μmole of phosphate from creatine phosphate to ADP per minute at 37 °C (measured at 340 nm as one equimolar amount of NADH produced by coupled reaction).
Physical form
Lyophilized powder containing Tris-HCl, EDTA and N-acetyl cysteine.
Other Notes
One unit will transfer one micromole of phosphate from creatine phosphate to ADP per minute at 37 deg C.
Disclaimer
All human source materials have tested negative for HIV1, HIV2, HCV antibodies and HbsAg. No test guarantees a product to be non-infectious. Therefore, all material derived from human fluids or tissues should be considered as potentially infectious.