| acetylsalicylic acid | <drug> An odourless, white, slightly bitter drug used to reduce pain, fever, inflammation and sometimes to prevent blood clotting. Also called aspirin. Some people cannot tolerate it because it can cause stomach bleeding, however. It is soluble in both water and alcoholand melts at 132 to 136 degrees C. (06 May 1997) |
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| acetylserotonin | <hormone> An acetylated form of the hormone serotonin. Along with serotonin and the hormone melatonin, it is produced in the pineal gland in the brain. (13 Nov 1997) |
| acetylserotonin n-methyltransferase | <enzyme> An enzyme that catalyses the transfer of a methyl group from s-adenosylmethionine to n-acetylserotonin to form n-acetyl-5-methoxytryptamine (melatonin). Chemical name: S-Adenosyl-L-methionine:N-acetylserotonin O-methyltransferase Registry number: EC 2.1.1.4 (12 Dec 1998) |
| acetylspermidine deacetylase | <enzyme> Releases acetic acid from n-1-acetylspermidine, n-8-acetylspermidine and n-1-acetylspermine Registry number: EC 3.5.1.48 Synonym: acylpolyamine amidohydrolase, n(8)-acetylspermidine deacetylase, n(1)-acetylspermidine deacetylase (26 Jun 1999) |