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Biosynthesis of cannabinoid acids
Abstract Malonic acid, mevalonic acid, geraniol and nerol were incorporated into tetrahydrocannabinolic acid and cannabichromenic acid in Cannabis sativa. The pathway from cannabigerolic acid toExpand
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Protoplumericin, an iridoid bis-glucoside in Allamanda neriifolia.
Protoplumericin, 13-O-(β-D-glucopyranosyl-p-coumaroyl)-plumieride (IV), was isolated from the polar fraction of the MeOH percolate of Allamanda neriifolia HOOK by means of several columnExpand
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9α-hydroxypinoresinol, 9α-hydroxymedioresinol and related lignans from Allamanda neriifolia
Abstract 9α-Hydroxypinoresinol and 9α-hydroxymedioresinol were isolated along with seven known lignans, pinoresinol, medioresinol, syringaresinol, and their glucosides, from Allamanda neriifolia.
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Trypanocidal constituents in plants 1. Evaluation of some Mexican plants for their trypanocidal activity and active constituents in Guaco, roots of Aristolochia taliscana.
Crude extracts of Mexican medicinal plants were screened for trypanocidal activity against Trypanosoma cruzi, which is the etiological agent for Chagas' disease, one of the most serious protozoanExpand
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Alkaloids from leaves and bark ofAlstonia scholaris in the Philippines
Abstract Lagunamine (19-hydroxytubotaiwine), angustilobine B acid and losbanine (6,7- seco -6- nor -angustilobine B) were obtained from the leaves of Philippine Alstonia scholaris , together withExpand
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Amides from huajiao, pericarps of Zanthoxylum bungeanum MAXIM.
From Huajiao, the pericarps of Zanthoxylum bungeanum MAXIM. (Rutaceae), six unsaturated aliphatic acid amides (1-6) were isolated. Of these, three were identical with the known amides, hydroxy-α-,Expand
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Presence of cardenolides and ursolic acid from oleander leaves in larvae and frass of Daphnis nerii
Cardenolide glycosides from larvae of the sphingid moth Daphnis nerii reared on oleander leaves, and those from their frass, were examined by HPLC and then isolated preparatively. Most of theExpand
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Iridoids of apocynaceae. III. Minor iridoids from Allamanda neriifolia.
New iridoids, including isoallamandicin, allamcin, allamancin, 3-O-methyl derivatives of allamcin and allamancin, allamcidin allamcidin glucoside, 13-O-acetylplumieride, plumiepoxide, andExpand
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