Articles with "stem barks" as a keyword



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Identification of a potent and selective gametocytocidal antimalarial agent from the stem barks of Lophira lanceolata.

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Published in 2019 at "Bioorganic chemistry"

DOI: 10.1016/j.bioorg.2019.103321

Abstract: Bioassay-guided fractionation of the organic extract obtained from stem barks of the African plant Lophira lanceolata has led to the isolation of seven biflavonoids, including the new α'-chlorolophirone E (5) and 5'-chlorolophirone D (6). Among… read more here.

Keywords: agent; potent selective; stem barks; lophira lanceolata ... See more keywords
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Triterpenoid saponins and others glycosides from the stem barks of Pancovia turbinata Radlk.

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Published in 2021 at "Carbohydrate research"

DOI: 10.1016/j.carres.2021.108393

Abstract: In our continuing search of saponins from the plant of Sapindaceae family, phytochemical investigation of the stem barks of Pancovia turbinata Radlk., led to the isolation and structural characterization of two new triterpenoid saponins, named… read more here.

Keywords: barks pancovia; stem barks; triterpenoid saponins; turbinata radlk ... See more keywords
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A pair of enantiomeric dimers with an unprecedented skeleton from stem barks of Syringa pinnatifolia.

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Published in 2022 at "Fitoterapia"

DOI: 10.1016/j.fitote.2022.105173

Abstract: A pair of enantiomers with a rearranged dimeric phenylethanol skeleton, namely (±)-disyringol A (1a and 1b), were isolated from the stem barks of Syringa pinnatifolia. The structures were established using IR, UV, MS, and NMR… read more here.

Keywords: syringa pinnatifolia; pair enantiomeric; stem barks; barks syringa ... See more keywords
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Apoprunellelactone (APL), an antiprotozoal lactone from the stem barks of Isolona cooperi Hutch. & Dalziel (Annonaceae).

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Published in 2020 at "Natural product research"

DOI: 10.1080/14786419.2020.1781116

Abstract: Bioassay guided fractionation of the stem barks of Isolona cooperi led to the isolation of a new lactone, apoprunellelactone (APL, 1), and two known compounds, 5-[1-hydroxyhexyl]-2H-furan-2-one (2) and oleic acid (3). Their structures were elucidated… read more here.

Keywords: apoprunellelactone apl; barks isolona; stem barks; isolona cooperi ... See more keywords
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A novel pentacyclic triterpene acid from the stem barks of Combretum fragrans F. Hoffm (Combretaceae).

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Published in 2022 at "Natural product research"

DOI: 10.1080/14786419.2022.2139697

Abstract: A phytochemical study was carried out on stem bark of Combretum fragrans F. Hoffm., a medicinal plant belonging to the Combretaceae family and used traditionally in the treatment of various ailments. Column chromatography separation on… read more here.

Keywords: fragrans hoffm; stem barks; pentacyclic triterpene; triterpene acid ... See more keywords
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Untargeted Metabolomics Coupled with Chemometrics for Leaves and Stem Barks of Dioecious Morus alba L.

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Published in 2022 at "Metabolites"

DOI: 10.3390/metabo12020106

Abstract: The differences in metabolites in male and female individuals of dioecious Morus alba L. (Moraceae) are usually ignored and lack study. In the present study, 58 leaves and 61 stem barks from male and female… read more here.

Keywords: untargeted metabolomics; coupled chemometrics; dioecious morus; stem barks ... See more keywords