Search Results - "SICILIANO, Salvatore J"
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Antagonists of human CCR5 receptor containing 4-(pyrazolyl)piperidine side chains. Part 1: Discovery and sar study of 4-pyrazolylpiperidine side chains
Published in Bioorganic & medicinal chemistry letters (23-02-2004)“…Replacement of the flexible connecting chains between the piperidine moiety and an aromatic group in previous CCR5 antagonists with heterocycles, such as…”
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Use of a small molecule CCR5 inhibitor in macaques to treat simian immunodeficiency virus infection or prevent simian-human immunodeficiency virus infection
Published in The Journal of experimental medicine (17-11-2003)“…Human immunodeficiency virus type 1 (HIV-1) fuses with cells after sequential interactions between its envelope glycoproteins, CD4 and a coreceptor, usually CC…”
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CCR5, CXCR4, and CD4 Are Clustered and Closely Apposed on Microvilli of Human Macrophages and T Cells
Published in Journal of Virology (01-04-2001)“…Article Usage Stats Services JVI Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley…”
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Binding and Functional Properties of Recombinant and Endogenous CXCR3 Chemokine Receptors
Published in The Journal of biological chemistry (17-07-1998)“…IP10 and MIG are two members of the CXC branch of the chemokine superfamily whose expression is dramatically up-regulated by interferon (IFN)-γ. The proteins…”
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Two-Site Binding of C5a by its Receptor: An Alternative Binding Paradigm for G Protein-Coupled Receptors
Published in Proceedings of the National Academy of Sciences - PNAS (15-02-1994)“…The guanine nucleotide-binding protein-coupled receptor superfamily binds a vast array of biological messengers including lipids, odorants, catecholamines,…”
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Antagonists of the human CCR5 receptor as anti-HIV-1 agents. Part 1: Discovery and initial structure-activity relationships for 1-amino-2-phenyl-4-(piperidin-1-yl)butanes
Published in Bioorganic & medicinal chemistry letters (22-01-2001)“…Screening of the Merck sample collection for compounds with CCR5 receptor binding afforded…”
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A Critical Site in the Core of the CCR5 Chemokine Receptor Required for Binding and Infectivity of Human Immunodeficiency Virus Type 1
Published in The Journal of biological chemistry (22-01-1999)“…Like the CCR5 chemokine receptors of humans and rhesus macaques, the very homologous (∼98–99% identical) CCR5 of African green monkeys (AGMs) avidly binds…”
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1,3,4-Trisubstituted pyrrolidine CCR5 receptor antagonists: modifications of the arylpropylpiperidine side chains
Published in Bioorganic & medicinal chemistry letters (06-01-2003)“…The 4-(3-phenylprop-1-yl)piperidine moiety of the 1,3,4-trisubstituted pyrrolidine CCR5 antagonist 1 was modified with electron deficient aromatics as well as…”
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Antagonists of the human CCR5 receptor as anti-HIV-1 agents. Part 2: Structure-activity relationships for substituted 2-aryl-1-[N-(methyl)-N-(phenylsulfonyl)amino]-4-(piperidin-1-yl)butanes
Published in Bioorganic & medicinal chemistry letters (22-01-2001)“…(2S)-2-(3,4-Dichlorophenyl)-1-[N-(methyl)-N-(phenylsulfonyl)amino]-4-[spiro(2,3-dihydrobenzthiophene-3,4'-piperidin-1'-yl)]butane S-oxide (3) has been…”
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Antagonists of human CCR5 receptor containing 4-(pyrazolyl)piperidine side chains. Part 2: Discovery of potent, selective, and orally bioavailable compounds
Published in Bioorganic & medicinal chemistry letters (23-02-2004)“…Modifications of the alkyl acetic acid portion and the phenyl on pyrrolidine in our lead pyrazole compound 1 afforded the isopropyl compound 9. This compound…”
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Antagonists of human CCR5 receptor containing 4-(pyrazolyl)piperidine side chains. Part 3: SAR studies on the benzylpyrazole segment
Published in Bioorganic & medicinal chemistry letters (23-02-2004)“…Extensive SAR studies in our benzylpyrazole series of CCR5 antagonists have shown that both lipophilic and hydrophilic substituents on the phenyl of the benzyl…”
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1,3,4-Trisubstituted pyrrolidine CCR5 receptor antagonists. Part 4: Synthesis of N-1 acidic functionality affording analogues with enhanced antiviral activity against HIV
Published in Bioorganic & medicinal chemistry letters (21-10-2002)“…A series of alpha-(pyrrolidin-1-yl)acetic acids is presented as selective and potent antivirals against HIV. Several of the pyrrolidine zwitterions…”
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Syntheses and SAR studies of 4-(heteroarylpiperdin-1-yl-methyl)-pyrrolidin-1-yl-acetic acid antagonists of the human CCR5 chemokine receptor
Published in Bioorganic & medicinal chemistry letters (05-07-2004)“…A series of pyrrolidineacetic acid derivatives ( 1) was prepared and assayed for their CCR5 receptor affinity, anti-HIV-1 activity in a HeLa cell-based assay,…”
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1,3,4 trisubstituted pyrrolidine CCR5 receptor antagonists bearing 4-aminoheterocycle substituted piperidine side chains
Published in Bioorganic & medicinal chemistry letters (10-02-2003)“…A new class of 4-(aminoheterocycle)piperidine derived 1,3,4 trisubstituted pyrrolidine CCR5 antagonists is reported. Compound 4a is shown to have good binding…”
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CCR5 antagonists: bicyclic isoxazolidines as conformationally constrained N-1-substituted pyrrolidines
Published in Bioorganic & medicinal chemistry letters (25-02-2002)“…A series of CCR5 antagonists containing bicyclic isoxazolidines was generated through a nitrone mediated cycloaddition with olefins bearing the preferred…”
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1,3,4-Trisubstituted pyrrolidine CCR5 receptor antagonists. Part 3: Polar functionality and its effect on anti-HIV-1 activity
Published in Bioorganic & medicinal chemistry letters (21-10-2002)“…Incorporation of acidic functional groups into a lead CCR5 antagonist identified from a targeted combinatorial library resulted in compounds with enhanced…”
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CCR5 Antagonists: 3-(Pyrrolidin-1-yl)propionic Acid Analogues with Potent Anti-HIV Activity
Published in Organic letters (10-07-2003)“…A novel approach to α,α-disubstituted-β-amino acids (β2,2-amino acids) was employed in the synthesis of a series of 3-(pyrrolidin-1-yl)propionic acids…”
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Syntheses and biological evaluation of 5-(piperidin-1-yl)-3-phenyl-pentylsulfones as CCR5 antagonists
Published in Bioorganic & medicinal chemistry letters (05-07-2004)“…Ongoing efforts from these laboratories have resulted in the identification of 5-(piperidin-1-yl)-3-phenylpentylsulfones as a potent CCR5 antagonists. The…”
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Arginine 206 of the C5a Receptor Is Critical for Ligand Recognition and Receptor Activation by C-terminal Hexapeptide Analogs (∗)
Published in The Journal of biological chemistry (07-07-1995)“…C5a is a 74-amino-acid glycoprotein whose receptor is a member of the rhodopsin superfamily. While antagonists have been generated to many of these receptors,…”
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Cloning, expression, and characterization of the human eosinophil eotaxin receptor
Published in The Journal of experimental medicine (01-05-1996)“…Although there is a mounting body of evidence that eosinophils are recruited to sites of allergic inflammation by a number of beta-chemokines, particularly…”
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