Creatine kinase (CK), also known as creatine phosphokinase (CPK) or phosphocreatine kinase, is an enzyme (EC 2.7.3.2) expressed by various tissues and cell types. CK catalyses the conversion of creatine and uses adenosine triphosphate (ATP) to create phosphocreatine (PCr) and adenosine diphosphate (ADP). This CK enzyme reaction is reversible and thus ATP can be generated from PCr and ADP. In tissues and cells that consume ATP rapidly, especially skeletal muscle, but also brain, photoreceptor cells o... {open}

 

UFO Hunters is an American television series that premiered on January 30, 2008 on The History Channel, produced by Motion Picture Production Inc., and ran for three seasons. Jon Alon Walz was the Executive Producer of the show and was responsible for selling the series to History Channel after a bidding war for the rights to the show broke out between History Channel and Sci-Fi Channel (now Syfy). Prior to selling UFO Hunters to History Channel, Walz and Motion Picture Production Inc., created ... {open}