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pro vyhledávání: '"Vipin K. Garg"'
Autor:
Vipin K. Garg, William R. Nes
Publikováno v:
Phytochemistry. 23:2925-2929
A substantial amount ( ca 18%) of the sterol found in the seeds of Cucurbita maxima had a Δ-bond and consisted of seven components. They were identified as 25(27)-dehydroporiferasterol, clerosterol, isofucosterol, stigmasterol, sitosterol, campester
Autor:
Vipin K. Garg, William R. Nes
Publikováno v:
Phytochemistry. 23:2919-2923
Uncertainties surrounding the structures of the Δ 7 -sterols in the seeds of Cucurbita maxima have been resolved. Seven components were found by TLC, GLC, HPLC, mass spectrometry and 1 H NMR. They were 24β-ethyl-5α-cholesta-7,22,25(27)-trien-3β-o
Autor:
William R. Nes, Vipin K. Garg
Publikováno v:
Phytochemistry. 25:2591-2597
The sterol compositions of six Cucurbitaceae seeds, Cucurbita pepo , C. lagenaria , Citrullus lanatus , Cucumis sativus , C. melo and Luffa aegyptiaca , were examined by TLC, GLC, HPLC and m some cases by mass spectrometry and 1 HNMR spectroscopy. Th