M1107 2004 Fatty Acid Desaturases [MH] AND "Acyl-CoA Dehydrogenase" [TW] NOT "long-chain" [tw] AND+MEDLINE+[sb] M1106 2004 biota [nm] AND+MEDLINE+[sb] M1333 2004 11561230[uid] OR 9185118[uid] OR 1918201[uid] OR 88832[uid] OR 4903329[uid] OR 4866489[uid] AND+MEDLINE+[sb]