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| | Dorlands Medical Dictionary |
 | | monophosphate (3’,5’-AMP) (cAMP) (cyclic AMP) a cyclic nucleotide, adenosine 3′,5′-cyclic monophosphate, that serves as an intracellular and, in some cases, extracellular “second messenger” mediating the action of many peptide or amine hormones. |
 | | monophosphate (AMP) a nucleotide, the 5′-phosphate of adenosine, involved in energy metabolism; it is produced by hydrolysis of ATP and converted to ADP by adenylate kinase. |
 | | triphosphate (ATP) a nucleotide, the 5′ triphosphate of adenosine, involved in energy metabolism and required for RNA synthesis; it occurs in all cells and is used to store energy in the form of high-energy phosphate bonds. |
| www.mercksource.com /pp/us/cns/cns_hl_dorlands.jspzQzpgzEzzSzppdocszSzuszSzcommonzSzdorlandszSzdorlandzSzdmd_a_15zPzhtm (1788 words) |
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