nebularine

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• nebularine — A toxic nucleoside isolated from the mushroom Agaricus nebularis and from Streptomyces sp. SYN: 9 β ribofuranosylpurine, purine ribonucleoside, ribosylpurine. * * * neb·u·lar·ine (neb u larґin) an antibiotic substance isolated from the juice of… …   Medical dictionary

• Purine — One of the two classes of bases in DNA and RNA. The purine bases are guanine (G) and adenine (A). Uric acid, the offending substance in gout, is a purine end product. * * * The parent substance of adenine, guanine, and other naturally occurring p …   Medical dictionary

• 9-β-ribofuranosylpurine — SYN: nebularine …   Medical dictionary

• ribosylpurine — SYN: nebularine …   Medical dictionary

• ANTIBIOTIQUES — Selon la définition donnée par S. A. Waksman, en 1941, un antibiotique est une substance produite par un micro organisme et qui a le pouvoir d’inhiber la croissance d’autres micro organismes en solution diluée et même de les détruire. L’antibiose …   Encyclopédie Universelle

• Clitocybe — Cli·to·cy·be (kli tosґĭ be) a genus of club fungi of the family Agaricaceae. Some species are poisonous and several contain muscarine. C. nebulaґris is the source of nebularine. Ingestion of C. illuґdens, the orange jack o lantern mushroom,… …   Medical dictionary