《英文msh词典》Dinucleotide,Nicotinamide-Adenine
[入口词] Dinucleotide,Nicotinamide-Adenine
[主题词] NAD
[英文释义] A coenzyme composed of ribosylnicotinamide 5'-diphosphate coupled to adenosine 5'-phosphate by pyrophosphate linkage. It is found widely in nature and is involved in numerous enzymatic reactions in which it serves as an electron carrier by being alternately oxidized (NAD+) and reduced (NADH). (Dorland,27th ed)