Search Results - "Westley, John W"

New Leukotriene B4 Receptor Antagonist: Leucettamine A and Related Imidazole Alkaloids from the Marine Sponge Leucetta microraphis by Chan, George W, Mong, Seymour, Hemling, Mark E, Freyer, Alan J, Offen, Priscilla H, DeBrosse, Charles W, Sarau, Henry M, Westley, John W

“…Three new imidazole alkaloids, leucettamines A [1] and B [2] and leucettamidine [3], have been isolated from the Palauan sponge Leucetta microraphis. Their…”
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Unified stereochemical model of polyether antibiotic structure and biogenesis by Cane, David E, Celmer, Walter D, Westley, John W

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Brominated Polyacetylenic Acids from the Marine Sponge Xestospongia muta: Inhibitors of HIV Protease by Patil, Ashok D, Kokke, Wilhelmus C, Cochran, Sally, Francis, Terry A, Tomszek, Thaddeus, Westley, John W

“…The EtOAc extract of the sponge Xestospongia muta collected in Colombus Island, Bahamas, yielded eleven straight-chain unsaturated, polyacetylenic, brominated…”
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A Screen for Inhibitors of DNA Recombination: Identification of Two New Spirostanol Glycosides from Chamaedorea linearis by Patil, Ashok D, Baures, Paul W, Eggleston, Drake S, Faucette, Leo, Hemling, Mark E, Westley, John W, Johnson, Randall K

“…Two new glycosides have been isolated from the MeOH extract of the stem wood and stem bark of an Ecuadorian plant Chamaedorea linearis, and their structures…”
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Use of (-)-menthyl chloroformate in the optical analysis of asymmetric amino and hydroxyl compounds by gas chromatography by Westley, John W, Halpern, B

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A proposed numbering system for polyether antibiotics by Westley, J W

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Preparation, properties and biological activity of natural and semisynthetic urethanes of monensin by Westley, J W, Liu, C M, Evans, Jr, R H, Sello, L H, Troupe, N, Hermann, T

“…Conversion of the monovalent polyether antibiotic monensin into a series of urethane derivatives substituted at C-26 causes a ten-fold increase in the cation…”
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Isolation and characterization of antibiotic X-14547A, a novel monocarboxylic acid ionophore produced by Streptomyces antibioticus NRRL 8167 by Westley, J W, Evans, Jr, R H, Sello, L H, Troupe, N, Liu, C M, Blount, J F

“…A novel carboxylic acid ionophore, antibiotic X-14547A, closely related to the polyether antibiotics has been isolated along with four other metabolites from…”
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Isolation and characterization of a novel polyether antibiotic of the pyrrolether class, antibiotic X-14885A by Westley, J W, Liu, C M, Blount, J F, Sello, L H, Troupe, N, Miller, P A

“…Antibiotic X-14885A is a polyether antibiotic belonging to the class of these natural acid ionophores known as pyrrolethers. The structure of the antibiotic…”
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Purpurone, an inhibitor of ATP-citrate lyase: a novel alkaloid from the marine sponge Iotrochota sp by Chan, George W, Francis, Terry, Thureen, Dean R, Offen, Priscilla H, Pierce, Nigel J, Westley, John W, Johnson, Randall K, Faulkner, D. John

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Protein Kinase C Inhibitors: Novel Spirosesquiterpene Aldehydes from a Marine Sponge Aka (=Siphonodictyon) coralliphagum by Chan, James A, Freyer, Alan J, Carté, Brad K, Hemling, Mark E, Hofmann, Glenn A, Mattern, Michael R, Mentzer, Mary A, Westley, John W

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Conglobatin, a novel macrolide dilactone from Streptomyces conglobatus ATCC 31005 by Westley, J W, Liu, C M, Evans, R H, Blount, J F

“…Fermentation of deposited cultures of Streptomyces conglobatus, known to produce the polyether antibiotic, ionomycin has resulted in the isolation and…”
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Structure of a new macrolide antibiotic, X-14952B by Omura, S, Nakagawa, A, Imamura, N, Kushida, K, Liu, C M, Sello, L H, Westley, J W

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Isolation and characterization of the first halogen containing polyether antibiotic X-14766A, a product of Streptomyces malachitofuscus subsp. downeyi by Westley, J W, Evans, Jr, R H, Sello, L H, Troupe, N, Liu, C M, Blount, J F, Pitcher, R G, Williams, T H, Miller, P A

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The complete assignment of the 13C NMR spectra of lasalocid and the sodium salt-complex of the antibiotic by Seto, H, Westley, J W, Pitcher, R G

“…All thirty-four signals observed in the 13C nmr of both the free acid form (Ia) and sodium salt (Ib) of the polyether antibiotic lasalocid have been assigned…”
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C-17 epimers of deoxy-(O-8)-salinomycin from Streptomyces albus (ATCC 21838) by Westley, J W, Blount, J F, Evans, Jr, R H, Liu, C M

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The revised structure of alborixin by Seto, H, Mizoue, K, Otake, N, Gachon, P, Kergomard, A, Westley, J W

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Antibiotic Structure and Biosynthesis by Westley, John W

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Novel Alkaloids from the Sponge Batzella sp.: Inhibitors of HIV gp120-Human CD4 Binding by Patil, Ashok D, Kumar, N. Vasant, Kokke, Wilhelmus C, Bean, Mark F, Freyer, Alan J, Brosse, Charles De, Mai, Shing, Truneh, Alemseged, Carte, Brad

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Conioidines A and B, Novel DNA-interacting Pyrrolidines from Chamaesaracha conioides by Chan, George W, Berry, David, DeBrosse, Charles W, Houling, Mark E, MacKenzie-LoCasto, Laurie, Offen, Priscilla H, Westley, John W

“…Two novel pyrrolidine compounds, conioidines A [1] and B [2], have been isolated from the Texas plant, Chamaesaracha conioides (Solanaceae). Their structures…”
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