• Title/Summary/Keyword: Park Archives

검색결과 1,532건 처리시간 0.03초

An Unusually Stable S-Nitrosothiol from Glutathione

  • Park, Jeen-Woo;Means, Gary-E.
    • Archives of Pharmacal Research
    • /
    • 제12권4호
    • /
    • pp.257-258
    • /
    • 1989

  • Glutathione was converted by $HNO_2$ into a S-nitrosothiol which was stable in solution and atypically so even as a solid. FAB/MS and IR data have been obtained for the confirmation of structure of S-nitrosogulathione in the crystalline state.

  • PDF

Sedative activity and its active components of zizyphi fructus

  • Han, Byung-Hoon;Park, Myung-Hwan
    • Archives of Pharmacal Research
    • /
    • 제10권4호
    • /
    • pp.208-211
    • /
    • 1987

  • Sedative activity of Zizyphi fructus was evaluated by potentiation of hexobarbital-induced hypnosis test and its active principles have been characterized as nornuciferine and lysicamine. A new cyclopeptide alkaloid, daechucyclopeptide-1 was isolated together with zizyphusine.

  • PDF

Triterpenoid glycosides from rosa rugosa

  • Young, Han-Suk;Park, Jong-Cheol;Choi, Jae-Sue
    • Archives of Pharmacal Research
    • /
    • 제10권4호
    • /
    • pp.219-222
    • /
    • 1987

  • From the underground parts of Rosa rugosa(Rosaceae), 28-0-glucosides of euscaphic acid, tormentic acid and arjunic acid were isolated and characterized by spectral data.

  • PDF