Development of an Enzymatic Cycling Method Using Pyruvate Kinase (image) Bentham Science Publishers Share Print E-Mail Caption Enzyme cycling is a sensitive assay method that exploits amplification techniques. We recently developed a novel enzymatic cycling method, which utilizes both the forward and reverse reactions of creatine kinase (CK), for the quantitative determination of creatine. Credit Dr. Shigeru Ueda et al., Bentham Science Publishers Usage Restrictions Image rights belong to Dr. Shigeru Ueda et al., Bentham Science Publishers Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.