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12 niðurstöður
Anti-HIV diphyllin glycosides from Justicia gendarussa.
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In a search for new anti-HIV active leads from over several thousands of plant extracts, we have identified a potent plant lead. The active plant is determined as Justicia gendarussa (Acanthaceae), a medicinal plant that has been used for the treatment of injury, arthritis and rheumatism in Asia
Antitumor agents, 81. Justicidin-A and diphyllin, two cytotoxic principles from Justicia procumbens.
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Complete assignments of 1H and 13C NMR data for three new arylnaphthalene lignan from Justicia procumbens.
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Three new arylnaphthalene lignans, named neojusticin C (1), procumbenoside C (2) and procumbenoside D (3), have been isolated from the whole plant of Justicia procumbens, together with three known ones, justicidinoside B (4), justicidinoside C (5), and diphyllin-1-O-beta-D-apiofuranoside (6). The
Potent cytotoxic lignans from Justicia procumbens and their effects on nitric oxide and tumor necrosis factor-alpha production in mouse macrophages.
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A new lignan glycoside, 4-O-alpha-L-arabinopyranosyl-(1' "-->2' ')-beta-D-apiofuranosyldiphyllin (2), named procumbenoside A, and 11 known compounds were isolated from the whole plant of Justicia procumbens. The structure of 2 was established by spectral analysis and chemical methods. The known
Comparative Metabolite Profiling of Wild and Cultivated Justicia procumbens L. Based on 1 H-NMR Spectroscopy and HPLC-DAD Analysis
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Justicia procumbens L. is known across Korea, India, China, and Taiwan as a remedy against fever, cough, sore throat, and cirrhosis of ascites. J. procumbens provides the raw material for a candidate anti-asthma drug (DW2008S) currently completing phase I clinical trials sponsored by
A Strategy for Preparative Separation of 10 Lignans from Justicia procumbens L. by High-Speed Counter-Current Chromatography.
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Ten compounds, including three lignan glycosides and seven lignans, were purified from Justicia procumbens L. in 8 h using an efficient strategy based on high-speed counter-current chromatography (HSCCC). The two-phase solvent system composed of petroleum-ethyl acetate-methanol-H₂O (1:0.7:1:0.7,
Antiplatelet arylnaphthalide lignans from Justicia procumbens.
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Fractionation of the EtOH extract of Justicia procumbens, guided by antiplatelet bioassay, led to the isolation of nine known arylnaphthalide lignans, neojusticin A (1), justicidin B (2), justicidin A (3), taiwanin E methyl ether (4), neojusticin B (5), chinensinaphthol methyl ether (6), taiwanin E
New lignan glycosides with potent antiinflammatory effect, isolated from Justicia ciliata.
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Two new lignan glycosides, 4-O-[alpha-L-arabinopyranosyl-(1' "-->2' ')-beta-D-xylopyranosyl-(1' " '-->5' ')-beta-D-apiofuranosyl]diphyllin (1), named ciliatoside A (1), and 4-O-¿[beta-D-apiofuranosyl-(1' " "-->3' ")-alpha-L-arabinopyranosyl-(1' "-->2' ')][beta-D-xylopyranosyl-(1' " '-->5'
Anti-HIV lignans from Justicia procumbens.
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Twenty-one lignans including three new ones (1, 2 and 13) were isolated from Justicia procumbens. The chemical structures of the new lignans were determined by spectroscopic means including 1D and 2D NMR analysis. These compounds were evaluated for their cytotoxic and anti-HIV activities. The new
Antiviral activity of lignans and their glycosides from Justicia procumbens.
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Ten antiviral lignans, seven known (justicidins A, B, C and D, diphyllin, diphyllin apioside and diphyllin apioside-5-acetate) and three new compounds, justicidinosides A (justicidin C 6'-O-glucoside), B (justicidin A 6'-O-glucoside) and C (justicidin B 6'-O-glucoside), were isolated from a
Cytotoxic arylnaphthalene lignans from a Vietnamese acanthaceae, Justicia patentiflora.
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One new norlignan (1) and five new lignans (2-6) were isolated from the leaves and stems of Justicia patentiflora by a bioassay-guided purification. Five known compounds, carinatone, diphyllin, justicidin A, taiwanin E, and tuberculatin, were also found in J. patentiflora. Most of the new compounds
New cyclopeptide alkaloids from the whole plant of Justicia procumbens L.
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Three novel 14-membered cyclopeptide alkaloids, justicianenes B-D (1-3), were isolated from the EtOH extract of the whole plant of Justicia procumbens L., and their structures were determined on the basis of detailed NMR spectroscopic data and the absolute stereochemistry of the
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- Virkar á 55 tungumálum
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- Skipuleggðu áhugamál þitt og vertu vakandi með fréttarannsóknum, klínískum rannsóknum og einkaleyfum
Sláðu inn einkenni eða sjúkdóm og lestu um jurtir sem gætu hjálpað, sláðu jurt og sjáðu sjúkdóma og einkenni sem hún er notuð við.
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