picramnia/saratani

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Anthrone and oxanthrone C-glycosides from Picramnia latifolia collected in Peru.

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Ingia / Ingia

Cytotoxicity-based, bioassay-guided fractionation of the chloroform-soluble extracts of both the roots and leaves of Picramnia latifolia led to the isolation of two new anthrone C-glycosides, picramniosides G (1) and H (2), two new oxanthrone C-glycosides, mayosides D (3) and E (4), and a new

Picraviane A and B: Nortriterpenes with limonoid-like skeletons containing a heptanolide E-ring system from Picramnia glazioviana.

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Ingia / Ingia

Two highly oxygenated nortriterpenes, picraviane A and B, were isolated from the ethanolic extract of Picramnia glazioviana Engl. The structures were determined by analysis of HRMS and 2D NMR spectroscopic data. Single-crystal X-ray diffraction data was also obtained for picraviane B. The absolute

Structure Elucidation and Absolute Configuration Determination of Nortriterpenoids from Picramnia glazioviana

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Ingia / Ingia

In this study, HPLC-PDA-HRMS-SPE-NMR data were used for initial analysis of the CH₂Cl₂ fraction of an EtOH extract of the leaves of Picramnia glazioviana. The HRMS, UV, and NMR data obtained from the HPLC-PDA-HRMS-SPE-NMR analysis were used to direct semipreparative HPLC

Isolation of cytotoxic metabolites from targeted peruvian amazonian medicinal plants.

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Ingia / Ingia

The antiproliferative bioassay-guided fractionation of five Peruvian plants, Doliocarpus dentatus, Picramnia sellowii, Strychnos mitscherlichii, Iryanthera juruensis, and Croton alnifolius, led to the isolation and identification of their different major cytotoxic constituents, betulinic acid (1),

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Herbal & Natural Medicine

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