Search Results - "Wani, M. C."
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Camptothecin and taxol: from discovery to clinic
Published in Journal of ethnopharmacology (01-04-1996)“…Camptothecin (CPT) and taxol are secondary metabolites found in the stembark of Camptotheca acuminata, a native of China, and Taxus brevifolia, found in the…”
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2
Novel strategies for the discovery of plant-derived anticancer agents
Published in Pure and applied chemistry (01-09-1999)“…Abstract…”
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3
Interaction of an Alkylating Camptothecin Derivative with a DNA Base at Topoisomerase I-DNA Cleavage Sites
Published in Proceedings of the National Academy of Sciences - PNAS (12-09-1995)“…DNA topoisomerase I (top1) is a ubiquitous nuclear enzyme. It is specifically inhibited by camptothecin, a natural product derived from the bark of the tree…”
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4
Macharistol, a New Cytotoxic Cinnamylphenol from the Stems of Machaerium aristulatum
Published in Journal of natural products (Washington, D.C.) (01-11-2001)“…A new cinnamylphenol, macharistol (1), along with a known pterocarpan, (+)-medicarpin (2), were isolated as cytotoxic constituents from the stems of Machaerium…”
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5
Structure-activity study of the actions of camptothecin derivatives on mammalian topoisomerase. I: Evidence for a specific receptor site and a relation to antitumor activity
Published in Cancer research (Chicago, Ill.) (15-03-1989)“…Twenty-two compounds related to camptothecin, a known inhibitor of eukaryotic topoisomerase I, were studied. The following effects on the actions of…”
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DNA Topoisomerase I-Targeted Chemotherapy of Human Colon Cancer in Xenografts
Published in Science (American Association for the Advancement of Science) (24-11-1989)“…Drug development is needed to improve chemotherapy of patients with locally advanced or metastatic colon carcinoma, who otherwise have an unfavorable…”
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7
Comparison of In Vitro Activities of Camptothecin and Nitidine Derivatives against Fungal and Cancer Cells
Published in Antimicrobial Agents and Chemotherapy (01-12-1999)“…Classifications Services AAC Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley Reddit…”
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8
Lipid bilayer partitioning and stability of camptothecin drugs
Published in Biochemistry (Easton) (25-05-1993)“…The intense intrinsic fluorescence emissions from several clinically relevant camptothecin drugs have been exploited in order to determine (1) the structural…”
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Effect of tannins on screening of plant extracts for enzyme inhibitory activity and techniques for their removal
Published in Phytomedicine (Stuttgart) (01-11-1996)“…Ethyl acetate and aqueous extracts of tannin-containing topoisomerase inhibitory plant samples were subjected to one or more of seven tannin removal…”
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10
Camptothecin and taxol : discovery to clinic : thirteenth Bruce F. Cain memorial Award lecture
Published in Cancer research (Baltimore) (15-02-1995)“…Camptothecin and taxol are secondary metabolites found, respectively, in the wood bark of Camptotheca acuminata, a native of China, and Taxus brevifolia, found…”
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Conference Proceeding Journal Article -
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Camptothecin overcomes MDR1-mediated resistance in human KB carcinoma cells
Published in Cancer research (Chicago, Ill.) (15-11-1991)“…In order to understand the high efficacy of camptothecin derivatives against human colon tumor xenografts in nude mice, we have studied the transport…”
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12
Cytotoxic constituents from the roots of Tovomita brevistaminea
Published in Phytochemistry (Oxford) (01-10-1999)“…Two known xanthones, trapezifolixanthone and manglexanthone were isolated as cytotoxic constituents from the CHCl 3 extract of the roots of Tovomita…”
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Isolation of Symlandine from the Roots of Common Comfrey (Symphytum officinale) Using Countercurrent Chromatography
Published in Journal of natural products (Washington, D.C.) (01-02-2001)“…Three pyrrolizidine alkaloids, symlandine, symphytine, and echimidine (1−3), were isolated from the roots of Symphytum officinale using a one-step…”
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14
New biphenyl compounds with DNA strand-scission activity from Clusia paralicola
Published in Journal of natural products (Washington, D.C.) (01-11-1999)“…Three new biphenyl derivatives, clusiparalicolines A (1), B (2), and C (3), were isolated from the roots of Clusia paralicola by bioassay-directed…”
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Antitrypanosomal activity of camptothecin analogs: Structure-activity correlations
Published in Biochemical pharmacology (28-09-1995)“…African trypanosomes ( Trypanosoma brucei species) are parasitic protozoa that cause lethal diseases in humans and cattle. Previous studies showed that…”
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Water soluble 20(S)-glycinate esters of 10,11-methylenedioxycamptothecins are highly active against human breast cancer xenografts
Published in Cancer research (Chicago, Ill.) (15-07-1999)“…Water-soluble 20(S)-glycinate esters of two highly potent 10,11-methylenedioxy analogues of camptothecin (CPT) have been synthesized and evaluated for their…”
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New Compounds with DNA Strand-Scission Activity from the Combined Leaf and Stem of Uvaria hamiltonii
Published in Journal of natural products (Washington, D.C.) (01-04-1998)“…Two flavanones, hamiltones A (1) and B (2), an aurone, hamiltrone (3), a chalcone, hamilcone (4), and a tetrahydroxanthene, hamilxanthene (5), were isolated…”
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16 alpha-substituted analogs of the antiprogestin RU486 induce a unique conformation in the human progesterone receptor resulting in mixed agonist activity
Published in Proceedings of the National Academy of Sciences - PNAS (06-08-1996)“…Previously, we have shown that agonists and antagonists interact with distinct, though overlapping regions within the human progesterone receptor (hPR)…”
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Effects of D-ring substituents on antiprogestational (antagonist) and progestational (agonist) activity of 11 beta-aryl steroids
Published in Human reproduction (Oxford) (01-06-1994)“…The discovery of antiprogestational steroids by the Roussel-Uclaf group not only was a major scientific advance but also opened the way to new methods of…”
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Pentacyclic Triterpenes Derived from Maprounea africana Are Potent Inhibitors of HIV-1 Reverse Transcriptase
Published in Journal of natural products (Washington, D.C.) (01-03-1994)Get full text
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