Plural Nitrogens In The N-hetero Ring (e.g., Triazoles, Etc.) Patents (Class 536/28.7)
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Publication number: 20150143553Abstract: In an aspect, the invention relates to a method of screening for a therapeutic for amyotrophic lateral sclerosis. In an aspect, the invention relates to transgenic Drosophila. In an aspect, the invention relates to a Drosophila model of amyotrophic lateral sclerosis. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.Type: ApplicationFiled: October 7, 2014Publication date: May 21, 2015Inventors: Daniela Zarnescu, Patricia S. Estes
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Publication number: 20150005245Abstract: Sialic acid derivatives of the formula (I) in which the symbols have the definitions stated in the description are suitable as medicaments, more particularly for diseases whose course is influenced by Siglec ligands.Type: ApplicationFiled: December 21, 2012Publication date: January 1, 2015Inventors: Reinhard Brossmer, Horst Prescher
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Publication number: 20140288295Abstract: The invention provides small molecule drugs that are chemically modified by covalent attachment of a water-soluble oligomer.Type: ApplicationFiled: June 6, 2014Publication date: September 25, 2014Inventors: Bo-Liang Deng, Timothy A. Riley, Jennifer Riggs-Sauthier
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Publication number: 20140274936Abstract: A coordination complex having a physiologically acceptable pKa includes a metal and a biologically active agent. The pKa of the coordination complex is less than the pKa of the biologically active agent. A pharmaceutical solution for treating a patient includes a coordination complex and water, wherein the coordination complex is at least partially soluble in the water at physiological pH and in a therapeutically efficacious concentration. A method for treating a patient includes administering a pharmaceutical solution including a coordination complex and water to a patient in need of a biologically active agent.Type: ApplicationFiled: May 29, 2014Publication date: September 18, 2014Applicant: SYNTHONICS, INC.Inventors: Thomas Piccariello, John D. Price, Robert A. Oberlender, Michaela E. Mulhare, Mary C. Spencer, Scott B. Palmer
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Publication number: 20140243283Abstract: The present invention relates to compounds useful for the treatment or prevention of bacteria infections. These compounds have formula I: The invention also provides pharmaceutically acceptable compositions containing the compounds and methods of using the compositions in the treatment of bacteria infections. Finally, the invention provides processes for making compounds of the invention.Type: ApplicationFiled: December 18, 2013Publication date: August 28, 2014Applicant: Vertex Pharmaceuticals IncorporatedInventors: Yeeman K. Ramtohul, Sanjoy Kumar Das, Caroline Cadilhac, Thumkunta Jagadeeswar Reddy, Louis Vaillancourt, Michel Gallant, Bingcan Liu, Evelyne Dietrich, Frederic Vallee, Julien Martel, Carl Poisson
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Publication number: 20140234216Abstract: The present invention is directed towards new trifunctional folate-conjugates comprising a folate, an albumin binder and a radionuclide-based therapeutic or diagnostic moiety as well as pharmaceutical compositions thereof, their method of production and their use in diagnostic and therapeutic medical applications, such as diagnostic nuclear imaging and radionuclide therapy.Type: ApplicationFiled: August 10, 2012Publication date: August 21, 2014Applicant: MERCK & CIEInventors: Roger Schibli, Rudolf Moser, Cristina Magdalena Muller, Harriet Struthers, Viola Groehn, Simon Mensah Ametamey, Cindy Ramona Fischer
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Publication number: 20140193337Abstract: The present invention is directed towards new 18F-folate radiopharmaceuticals, wherein the 18F isotope is linked via a prosthetic group, more specifically via a prosthetic group having a saccharide group, such as a cyclic mono- or oligosaccharide, preferably based on a pyranoside or furanoside, which is covalently linked to the glutamate portion of a folate or derivative thereof, a method of their preparation, as well as their use in diagnosis and monitoring of cancer and inflammatory and autoimmune diseases and therapy thereof.Type: ApplicationFiled: August 21, 2012Publication date: July 10, 2014Applicant: MERCK & CIEInventors: Roger Schibli, Rudolf Moser, Cristina Magdalena Muller, Simon Mensah Ametamey, Cindy Ramona Fischer, Viola Groehn
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Publication number: 20140179626Abstract: Acadesine derivatives as a drug, as well as the derivatives for the treatment of cancer and in particular for the treatment of chronic myeloid leukemia are described. Also, product containing the derivatives and at least one second active ingredient as a combination product for simultaneous, separate or sequential administration, in the treatment of cancer, as well as a pharmaceutical composition containing the derivatives and a pharmaceutically acceptable carrier are described. Finally, a method for inhibiting the in vitro cell proliferation including the placement of an in vitro cell in contact with the derivatives and methods for synthesis of said derivatives and methods for synthesis of the derivatives are described.Type: ApplicationFiled: April 17, 2012Publication date: June 26, 2014Inventors: Rachid Benhida, Patrick Auberger, Vincent Malnuit, Mohsine Driowya, Alexandre Puissant, Guillaume Robert
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Publication number: 20140120069Abstract: The present invention describes novel amphoteric materials based on crosslinked hyaluronic acid, according to the general formula (I), and a method of preparation of said materials. Further, the invention relates to the material containing entrapped active agents (e.g. drugs, growth factors etc.) and a method of preparation thereof. Moreover, the present invention relates to the use of said materials for controlled release systems, in tissue engineering, wound dressing or tissue regeneration.Type: ApplicationFiled: April 19, 2012Publication date: May 1, 2014Applicant: CONTIPRO BIOTECH S.R.O.Inventors: Gloria Huerta-Angeles, Drahomira Chladkova, Radovan Buffa, Sofiane Kettou, Vladimir Velebny
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Patent number: 8629266Abstract: Starch-based dextrin adhesive additives and methods of preparation are described. Adhesives containing the additive exhibit antimicrobial properties and increased water solubility. The additive contains at least one sugar unit, at least one polyphenol side chain, and at least one Frechet-type poly(aryl ether)dendron.Type: GrantFiled: October 12, 2012Date of Patent: January 14, 2014Assignee: Empire Technology Development LLCInventor: Glen Leon Brizius
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Patent number: 8563526Abstract: The present invention relates to novel compounds of formula (A): in the form of a free base or of an addition salt with an acid. The invention also relates to process of preparation of compounds of formula (A), to composition comprising them and to their application in therapeutics and in particular in cancers.Type: GrantFiled: April 29, 2009Date of Patent: October 22, 2013Assignees: Institut National de la Sante et de la Recherche Medicale (INSERM), Centre National de la Recherche Scientifique (C.N.R.S.)Inventors: Ling Peng, Palma Rocchi, Juan Iovanna, Yi Xia, Fanqi Qu, Jinqiao Wan, Yang Liu, Menghua Wang
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Publication number: 20130172284Abstract: The invention relates to the novel use of 1-beta-D-ribofuranosyl-1H-1,2,4-triazole-3-carboxamide for the treatment of infectious salmon anaemia caused by the infectious salmon anaemia or ISA virus in salmonids.Type: ApplicationFiled: June 8, 2010Publication date: July 4, 2013Applicant: LABORATORIO DE DIAGNOSTICO GAM, S.A.Inventors: Ana Maria Sandino, Geraldine Mlynarz Zylberberg, Matilde Jashes Morgues, Eugenio Spencer Ossa
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Patent number: 8466276Abstract: The invention provides small molecule drugs that are chemically modified by covalent attachment of a water-soluble oligomer.Type: GrantFiled: February 20, 2009Date of Patent: June 18, 2013Assignee: Nektar TherapeuticsInventors: Bo-Liang Deng, Timothy A. Riley, Jennifer Riggs-Sauthier
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Publication number: 20130116206Abstract: There is provided compounds of formula (I), wherein R1, R2, X1, X2, and X3 have meanings given in the description, and pharmaceutically-acceptable salts thereof, which compounds are useful as positron emission tomography (PET) imaging agents, useful in the treatment of diseases in which inhibition of epidermal growth factor receptor tyrosine kinase activity or the inhibition of HER2 activity is desired and/or required, and useful in the treatment of cancer.Type: ApplicationFiled: December 22, 2010Publication date: May 9, 2013Applicant: IMPERIAL INNOVATIONS LIMITEDInventors: Federica Pisaneschi, Alan Spivey, Graham Smith, Eric Aboagye
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Publication number: 20130116422Abstract: Starch-based dextrin adhesive additives and methods of preparation are described. Adhesives containing the additive exhibit antimicrobial properties and increased water solubility. The additive contains at least one sugar unit, at least one polyphenol side chain, and at least one Frechet-type poly(aryl ether)dendron.Type: ApplicationFiled: October 12, 2012Publication date: May 9, 2013Applicant: EMPIRE TECHNOLOGY DEVELOPMENT LLCInventor: EMPIRE TECHNOLOGY DEVELOPMENT LLC
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Publication number: 20120309701Abstract: The present invention encompasses compounds and methods for treating urinary tract infections.Type: ApplicationFiled: April 23, 2012Publication date: December 6, 2012Applicant: THE WASHINGTON UNIVERSITYInventors: James W. Janetka, Zhenfu Han, Scott Hultgren, Jerome S. Pinkner, Corinne Cusumano
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Publication number: 20120201883Abstract: A composition which includes a carboxamide, preferably ribavirin, for treating viral diseases in humans. A preferred embodiment of the subject invention comprises a very high dose (>600 mg) of ribavirin, and more preferably between about 800-1200 mg of ribavirin or more per dosage form.Type: ApplicationFiled: December 9, 2010Publication date: August 9, 2012Applicant: ACCU-BREAK Technologies, IncInventors: Elliot Hahn, Robert I. Goldfarb, Lawrence Solomon, Allan S. Kaplan
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Publication number: 20120202763Abstract: Compounds that selectively inhibit pathological production of human vascular endothelial growth factor (VEGF) and compositions comprising such Compounds are described. Compounds that inhibit viral replication or the production of viral RNA or DNA or viral protein and compositions comprising such Compounds are described. Also described are methods of reducing VEGF using such Compounds and methods for treating cancer and non-neoplastic conditions involving the administration of such Compounds. Further described are methods of inhibiting viral replication or the production of viral RNA or DNA or viral protein using such Compounds and methods for treating viral infections involving the administration of such Compounds. The Compounds may be administered as a single agent therapy or in combination with one or more additional therapies to a human in need of such treatments.Type: ApplicationFiled: May 27, 2010Publication date: August 9, 2012Applicant: PTC THERAPEUTICS, INCInventors: Neil Almstead, Tamil Arasu, Soongyu Choi, Liangxian Cao, Jeffrey Allen Campbelll, Donald Corson, Thomas W. Davis, Jason D. Graci, Zhengxian Gu, Peter Seong Woo Hwang, William Lennox, Harry H. Miao, Langdon Miller, Young-Choon Moon, Hongyan Qi, Christopher Trotta, Marla L. Weetall
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Patent number: 8183216Abstract: A class of nucleoside derivatives of formula (I), as defined herein, that are useful as inhibitors of RNA-dependent RNA viral replication and in particular HCV replication, are provided. Also provided are processes for the synthesis and use of such compounds for treating or preventing HCV infection. formula (I).Type: GrantFiled: September 16, 2008Date of Patent: May 22, 2012Assignee: Istituto Di Ricerche Di Biologia Molecolare P. Angeletti S.p.A.Inventors: Maria Emilia Di Francesco, Vincenzo Summa, Gabriella Dessole
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Publication number: 20120070415Abstract: Disclosed herein are nucleosides, nucleotides and analogs thereof, pharmaceutical compositions that include one or more of nucleosides, nucleotides and analogs thereof, and methods of synthesizing the same. Also disclosed herein are methods of ameliorating and/or treating a disease and/or a condition, including an infection from a paramyxovirus and/or an orthomyxovirus, with a nucleoside, a nucleotide and an analog thereof. Examples of viral infections include a respiratory syncytial viral (RSV) and influenza infection.Type: ApplicationFiled: September 19, 2011Publication date: March 22, 2012Applicant: ALIOS BIOPHARMA, INC.Inventors: Leonid Beigelman, Jerome Deval, David Bernard Smith, Guangyi Wang, Vivek Kumar Rajwanshi
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Patent number: 7981930Abstract: Kits comprising an M2 inhibitor selected from amantadine and rimantadine; ribavirin, and a neuraminidase inhibitor (NAi) in an amount that is antivirally effective in the combination, an oral dosage form containing 75-250 mg of the M2 inhibitor, an oral dosage form comprising 100-400 mg of ribavirin and a neuraminidase inhibitor are provided for the treatment of influenza. Some embodiments of the kits comprise an oral dosage form containing 75-250 mg of the M2 inhibitor, an oral dosage form comprising 100-400 mg of ribavirin, and a neuraminidase inhibitor.Type: GrantFiled: February 29, 2008Date of Patent: July 19, 2011Assignee: Adamas Pharmaceuticals, Inc.Inventors: Jack Nguyen, Gregory T. Went, Paul Spence, Timothy J. Fultz, David Chernoff, Terry L. Burkoth, Rowan Chapman, Mickey S. Urdea
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Publication number: 20110136754Abstract: The present invention relates to novel compounds of formula (A): in the form of a free base or of an addition salt with an acid. The invention also relates to process of preparation of compounds of formula (A), to composition comprising them and to their application in therapeutics and in particular in cancers.Type: ApplicationFiled: April 29, 2009Publication date: June 9, 2011Inventors: Ling Peng, Palma Rocchi, Juan Iovanna, Yi Xia, Fanqi Qu, Jinqiao Wan, Yang Liu, Menghua Wang
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Publication number: 20110117054Abstract: To provide a pharmaceutical agent that is effective for the amelioration or the like of a condition where the prothrombin time is prolonged or a condition where the INR (international normalized ratio) is increased. Disclosed is a pharmaceutical agent comprising ribavirin or a derivative thereof as an active ingredient.Type: ApplicationFiled: August 27, 2008Publication date: May 19, 2011Applicant: National University Corporation Nagoya UniversityInventors: Takashi Honda, Junki Takamatsu, Hidenori Toyoda, Koji Yamamoto, Hidemi Goto
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Publication number: 20110045535Abstract: It is intended to provide an activator for blood coagulation factor VII. Ribavirin or its derivative is used as an activator for blood coagulation factor VII promoter.Type: ApplicationFiled: August 27, 2008Publication date: February 24, 2011Applicant: National University Corporation Nagoya UniversityInventors: Takashi Honda, Junki Takamatsu, Hidenori Toyoda, Koji Yamamoto, Hidemi Goto, Tetsuhito Kojima
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Publication number: 20110039797Abstract: The invention provides small molecule drugs that are chemically modified by covalent attachment of a water-soluble oligomer.Type: ApplicationFiled: February 20, 2009Publication date: February 17, 2011Applicant: Nektar TherapeticsInventors: Bo-Liang Deng, Timothy A. Riley, Jennifer Riggs-Sauthier
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Patent number: 7858660Abstract: Compositions, kits and methods are provided for the treatment or prophylaxis of influenza.Type: GrantFiled: June 2, 2009Date of Patent: December 28, 2010Assignee: Adamas Pharmaceuticals, Inc.Inventors: Jack Nguyen, Gregory T. Went, Paul Spence, Timothy J. Fultz, David Chernoff, Terry L. Burkoth, Rowan Chapman, Mickey S. Urdea
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Publication number: 20100166780Abstract: The invention relates to oligonucleotides including at least one lipophilic substituted nucleotide analog and a pyrimidine-purine dinucleotide. The invention also relates to pharmaceutical compositions and methods of use thereof.Type: ApplicationFiled: September 27, 2007Publication date: July 1, 2010Inventors: Harald Debelak, Eugen Uhlmann, Marion Jurk
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Publication number: 20100143980Abstract: The present invention includes a xyloside for use in inducing synthesis of a glycosaminoglycan in a cell, the xyloside having a chemical structure of one of Formula (1), Formula (2), Formula (3), Formula (4), Formula (5), Formula (6), Formula (7), Formula (8), Formula (9), or Formula (10) as shown herein. Also, the present invention includes a method of making a xyloside for use in inducing synthesis of a glycosaminoglycan in a cell, wherein the method is performed with “Click” chemistry. Additionally, the present invention includes a method of administering a xyloside so as to induce synthesis of a glycosaminoglycan in a cell.Type: ApplicationFiled: February 15, 2008Publication date: June 10, 2010Inventors: Kuberan Balagurunathan, Ethirajan Manivannan, V. Victor Xylophone, Vy My Tran, Khiem Nguyen
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Publication number: 20100129317Abstract: Azole nucleosides represented by the formulae (I) and (II); wherein A=C or N B?C or N X?H; C1-C6 alkyl, cycloalkyl, alkenyl, cycloalkenyl, alkynyl, aryl, heterocyclo, halogen such as F, Cl, Br and I; OH, NH2, NH—(C1-C6 alkyl, cycloalkyl, aryl or heterocyclo); Z?H; C1-C6 alkyl, cycloalkyl, alkynyl, aryl, heterocyclo, halogen such as F, Cl, Br, I; OH NH2, NH—(C1-C6 alkyl, cycloalkyl, aryl or heterocyclo; E=(CH2)HONHR; n is an interger from 0-6 and more typically 0-3; R1= aryl or heterocyclo; each of W, Y, R is individually selected from the group consisting of H; C1-C6 alkyl, cycloalkyl, alkenyl, cycloalkenyl, alkynyl, aryl, heterocyclo, halogen such as F, Cl, Br, and I; O, OH, Oalkyl, Oaryl, NH2, NH(C1-C6 alkyl, cycloalkyl, aryl or heterocyclo); provided that at least one of W, Y, and R is other than H and wherein both W and Y together can be ?O; and each D individually is OH, Oalkyl, Oaryl, FL and H; pharmaceutically acceptable salts thereof, prodrugs thereof and mixtures thereof are provided.Type: ApplicationFiled: September 11, 2007Publication date: May 27, 2010Applicant: SOUTHERN RESEARCH INSTITUTEInventors: Jeffrey B. Arterburn, Colleen B. Jonsson, William B. Parker
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Publication number: 20100029579Abstract: The invention provides a new class of compounds exhibiting an inhibitory effect on neuraminidase (NA), hemagglutinin (HA) and structural M2 protein bearing viruses. These compounds are also useful as inhibitors of the replication factors of hepatitis virus type C (HVC). The invention also describes pharmaceutical compositions containing the compounds of the invention either alone or in combination admixed with a suitable and pharmaceutically acceptable carrier.Type: ApplicationFiled: January 22, 2008Publication date: February 4, 2010Applicant: Therapicon SrlInventors: Paolo Alberto Veronesi, Pablo Eduardo Andres Rodriguez, Emanuela Peschechera, Susanna Lucia Veronesi
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Publication number: 20090240030Abstract: This invention provides methods for covalently affixing a biomolecule to either a second molecule or a solid surface using 1,3-dipolar cycloaddition chemistry. This invention also provides related methods and compositions.Type: ApplicationFiled: December 19, 2008Publication date: September 24, 2009Inventors: Jingyue Ju, Tae Seok Seo
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Patent number: 7534771Abstract: Disclosed are compounds, compositions and methods for treating viral infections caused by a Flaviviridae family virus, such as hepatitis C virus.Type: GrantFiled: February 28, 2006Date of Patent: May 19, 2009Assignee: SmithKline Beecham CorporationInventors: Jesse Daniel Keicher, Christopher Don Roberts
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Patent number: 7524825Abstract: Disclosed are compounds represented by formulae I, II, and III, and the compositions and methods thereof for treating viral infections caused by a Flaviviridae family virus.Type: GrantFiled: February 28, 2006Date of Patent: April 28, 2009Assignee: SmithKline Beecham CorporationInventor: Jesse Daniel Keicher
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Publication number: 20090042820Abstract: Novel tubulin binding compounds and hypoxia activated prodrugs of novel and known tubulin binding compounds useful for treating cancer and other hyperproliferative diseases are disclosed.Type: ApplicationFiled: November 17, 2005Publication date: February 12, 2009Applicant: Threshold Pharmaceuticals, Inc.Inventors: Mark Matteucci, Jian-Xin Duan, Xiaohong Cai
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Patent number: 7285659Abstract: A process for the preparation of ribavirin on an industrial scale is described which comprises the reaction of glycosylation of 3-substituted triazoles in the presence of a Lewis acid. Said process comprises: a) the reaction of a triazole of the formula ?with a protected ribofuranose of the formula b) the removal of the Pg groups and, optionally, the conversion into a carboxyamide group of the R2 group of the compound obtained of the formula ?DD/mac—01.07.02.Type: GrantFiled: July 29, 2002Date of Patent: October 23, 2007Assignee: Archimica S.r.l.Inventors: Aldo Banfi, Bruno Dall'Oro, Marco Frigerio, Alfredo Mancini
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Patent number: 7285660Abstract: A process for the preparation of L-ribavirin on an industrial scale is described which comprises the reaction of glycosylation of 3-substituted triazoles in the presence of a Lewis acid.Type: GrantFiled: July 25, 2002Date of Patent: October 23, 2007Assignee: Archimica S.r.l.Inventors: Aldo Banfi, Bruno Dall'Oro, Marco Frigerio, Alfredo Mancini
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Patent number: 7268119Abstract: Nucleosides and nucleotides containing a tricyclic base portion thereof are useful for treating infectious diseases and proliferative disorders, such as viral infections or cancer respectively.Type: GrantFiled: February 14, 2007Date of Patent: September 11, 2007Assignee: Biota Scientific Management Pty LtdInventors: Phillip Dan Cook, Deborah K. Ewing, legal representative, Yi Jin, John Lambert, Marija Prhavc, Vasanthankumar Rajappan, Vivek K. Rajwanshi, Kandasamy Sakthivel, Gregory Ewing, deceased
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Patent number: 7083961Abstract: The invention provides a crystalline complex containing T. foetus IMPDH in complex with inosine monophosphate (IMP), the complex specified by disclosed atomic coordinates. Also provided are crystalline complexes of containing T. foetus IMPDH with both inosine monophosphate (IMP) and mycophenolic acid, with both xanthosine monophosphate (XMP) and mycophenolic acid, with both xanthosine monophosphate (XMP) and nicotinic adenine dinucleotide (NAD), with ribovirin (1-?-D-ribofuranosyl-1,2,4-triazole-3-carboxamide, and with both ribovirin and mycophenolic acid, each complex specified by disclosed atomic coordinates. Also provided by the invention are the atomic coordinates for these complexes. Further provided by the invention are methods for identifying modulations of IMPDH that employ the atomic coordinates of the invention.Type: GrantFiled: September 15, 2003Date of Patent: August 1, 2006Assignee: Regents of the University of CaliforniaInventors: Hartmut Luecke, Glen Prosise
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Patent number: 7022830Abstract: Aspects of the present invention relate to the discovery of a novel hepatitis C virus (HCV) isolate. Embodiments include HCV peptides, nucleic acids encoding said HCV peptides, antibodies directed to said peptides, compositions containing said nucleic acids and peptides, as well as methods of making and using the aforementioned compositions including, but not limited to, diagnostics and medicaments for the treatment and prevention of HCV infection.Type: GrantFiled: November 26, 2002Date of Patent: April 4, 2006Assignee: Tripep ABInventor: Matti Sallberg
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Patent number: 6960569Abstract: Disclosed herein is the discovery of a novel hepatitis C virus (HCV) isolated from a human patient. Embodiments of the inevntion include HCV peptides, nucleic acids encoding said HCV peptides, antibodies directed to said peptides, compositions containing said nucleic acids and peptides, as well as, methods of making and using the aforementioned compositions including, but not limited to, diagnostics and medicaments for the treatment and prevention of HCV infection.Type: GrantFiled: August 15, 2001Date of Patent: November 1, 2005Assignee: TRIPEP ABInventor: Matti Sällberg
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Patent number: 6930093Abstract: A method for the prophylaxis or treatment of an inflammatory bowel disease is provided, comprising administering to a patient having or at risk of developing an inflammatory bowel disease a therapeutically or preventatively effective amount of one or more ribofuranose derivatives having the Formula (I): wherein R is a group selected from a carboxamide, an amidine, and pharmaceutically acceptable acid addition salts thereof, and the configuration at the C2 carbon of the ribofuranose moiety is D or L. The one or more ribofuranose derivatives (I) may be used in combination with further active agents such as antivirals or agents effective against inflammatory bowel disease.Type: GrantFiled: July 10, 2003Date of Patent: August 16, 2005Assignee: Valeant Research & DevelopmentInventor: Victor Brantl
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Patent number: 6924270Abstract: Ribavirin derivatives represented by the formula II, pharmaceutical compositions containing them as well as methods of using the ribavirin derivatives represented by the formula II for the treatment of susceptible viral infections, for example, chronic hepatitis C infections administrating, the ribavirin derivatives being represented by formula II are disclosed.Type: GrantFiled: April 18, 2001Date of Patent: August 2, 2005Assignee: Schering CorporationInventors: Ashit K. Ganguly, Jinping Mc Cormick, Raymond G. Lovey, Frank Bennett, Anil K. Saksena, Viyyoor M. Girijavallabhan
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Patent number: 6900298Abstract: A process for efficiently producing a nucleic acid derivative by condensing a specific nitrogen-containing heterocyclic compound such as a dinitrogen 6-membered heterocyclic compound or a trinitrogen 5-membered heterocyclic compound with a pentose using a less expensive and safe reagent. Namely, a process for producing a nucleic acid derivative by condensing a dinitrogen 6-membered heterocyclic compound or a trinitrogen 5-membered heterocyclic compound with a pentose in the presence of an iron halide.Type: GrantFiled: February 11, 2003Date of Patent: May 31, 2005Assignee: Mitsubishi Chemical CorporationInventors: Yuki Takuma, Kyoko Endo, Takeshi Murakami, Tomoko Maeda, Tomoko Sasaki, Youichi Matsumoto
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Patent number: 6858590Abstract: Compositions and methods for enhancing the effect of vaccines in animals, such as domestic, sport, or pet species, and humans are disclosed. More particularly, vaccine compositions comprising ribavirin and an antigen, preferably an antigen that has an epitope present in Hepatitis C virus (HCV), are disclosed for use in treating and preventing disease, preferably HCV infection.Type: GrantFiled: August 15, 2001Date of Patent: February 22, 2005Assignee: TRIPEP ABInventors: Matti Sällberg, Catharina Hultgren
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Patent number: 6846918Abstract: This invention discloses a method for the preparation of 2?-modified nucleosides, using a palladium catalyst and an alkene functionalized with a heteroatom. Included in the invention are the novel pyrimidines and purines that can be prepared according to the method of the invention and oligonucleotides containing said modified pyrimidines and purines.Type: GrantFiled: January 24, 2003Date of Patent: January 25, 2005Assignee: Gilead Sciences, Inc.Inventors: Jeffrey T. Beckvermit, Chi Tu
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Publication number: 20040259819Abstract: Novel heterocyclic fluoroglycoside derivatives, medicaments containing these compounds, and the use thereof.Type: ApplicationFiled: December 12, 2003Publication date: December 23, 2004Applicant: Aventis Pharma Deutschland GmbHInventors: Wendelin Frick, Heiner Glombik, Werner Kramer, Hubert Heuer, Harm Brummerhop, Oliver Plettenburg
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Patent number: 6815542Abstract: Nucleosides, novel nucleoside analog compounds and their novel prodrug forms are disclosed. The novel compounds, prodrugs, or pharmaceutically acceptable esters or salts thereof may be used in pharmaceutical compositions, and such compositions may be used to treat an infection, an infestation, a neoplasm, or an autoimmune disease. The novel compounds may also be used to modulate aspects of the immune system, including modulation of Type 1 and Type 2 activity.Type: GrantFiled: December 13, 2002Date of Patent: November 9, 2004Assignee: Ribapharm, Inc.Inventors: Zhi Hong, Jean-Luc Girardet, Kanda Ramasamy, Johnson Lau
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Publication number: 20040192904Abstract: A process for the preparation of ribavirin on an industrial scale is described which comprises the reaction of glycosylation of 3-substituted triazoles in the presence of a Lewis acid.Type: ApplicationFiled: January 30, 2004Publication date: September 30, 2004Inventors: Aldo Banfi, Bruno Dall'Oro, Marco Frigerio, Alfredo Mancini
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Patent number: 6790837Abstract: A liquid formulation comprising ribavirin having a longer shelf life and improved taste is disclosed.Type: GrantFiled: October 31, 2002Date of Patent: September 14, 2004Assignee: Schering CorporationInventors: Susan K. Heimbecher, Joel A. Sequeira
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Publication number: 20040176587Abstract: A process for the preparation of L-ribavirin on an industrial scale is described which comprises the reaction of glycosylation of 3-substituted triazoles in the presence of a Lewis acid and of a solvent. Said process comprises: a) the reaction of a triazole of formula (I) with a protected L-ribofuranose of formula (II)b) the removal of the Pg groups and, optionally, the conversion into a carboxyamide group of the R2 group of the compound obtained of formula (III) to give L-ribavirin.Type: ApplicationFiled: January 30, 2004Publication date: September 9, 2004Inventors: Aldo Banfi, Bruno Dall'Oro, Marco Frigerio, Alfredo Mancini