Cyclopentanohydrophenanthrene Ring System Patents (Class 536/5)
  • Patent number: 5795870
    Abstract: The present invention relates to methods and compositions for the transformation of cells. In particular, compositions and methods are disclosed which include combinations of the nucleic acid of interest and polyhydroxylated or polyglycosylated steroid molecules. Most preferably, exogenous or endogenous nucleic acid is contacted with the cell in the presence of a bile acid (e.g., cholic acid) derivatized with an amine-containing side chain.
    Type: Grant
    Filed: November 7, 1994
    Date of Patent: August 18, 1998
    Assignee: Trustees of Princeton University
    Inventor: Suzanne Walker Kahne
  • Patent number: 5780444
    Abstract: The present invention relates to methods and compositions for the transformation of cells. In particular, compositions and methods are disclosed which include combinations of the nucleic acid of interest and polyhydroxylated or polyglycosylated steroid molecules. Most preferably, exogenous or endogenous nucleic acid is contacted with the cell in the presence of a bile acid (e.g., cholic acid) derivatized with an amine-containing side chain.
    Type: Grant
    Filed: April 20, 1995
    Date of Patent: July 14, 1998
    Assignee: Trustees of Princeton University
    Inventor: Suzanne Walker Kahne
  • Patent number: 5770578
    Abstract: The use of triterpensaponins, like notoginsenoside R1 (NR1) and/or astragaloside (ASIV) for the production of medicaments for stimulating the fibrinolytic activity and blocking the endotoxin effect, especially for the treatment of patients and animals which suffer from endotoxin shock or to limit the endotoxin shock. Corresponding medicaments are also suitable prophylactive and therapeutic treatment of patients of coronary heart disease, peripheral arterial disease for patients who suffer from angina pectoris and for the prevention of such diseases in healthy persons.
    Type: Grant
    Filed: January 4, 1996
    Date of Patent: June 23, 1998
    Assignee: Bergi GmbH
    Inventors: Bernd Binder, Weijian Zhang, Johann Wojta
  • Patent number: 5770701
    Abstract: This disclosure describes a method for constructing targeting agent drug conjugates from the family of methyltrithio antibacterial and antitumor agents.
    Type: Grant
    Filed: October 26, 1994
    Date of Patent: June 23, 1998
    Assignee: American Cyanamid Company
    Inventors: William James McGahren, Martin Leon Sassiver, George A. Ellestad, Philip R. Hamann, Lois M. Hinman, Janis Upeslacis
  • Patent number: 5762943
    Abstract: Methods and compositions for treating type I immunoglobin E (IgE)-dependent hypersensitivity by the administration of monophosphoryl lipid A (MLA) or 3-deacylated monophosphoryl lipid A (3D-MLA) are disclosed. MLA or 3D-MLA administered alone or in combination with an allergen to a patient suffering from type I hypersensitivity reduces levels of total or allergen specific IgE and increases levels of IgG antibody in that patient. MLA and 3D-MLA can be administered as part of a desensitization regimen or as a component of a prophylactic vaccine to prevent a type I hypersensitivity reaction.
    Type: Grant
    Filed: May 14, 1996
    Date of Patent: June 9, 1998
    Assignee: Ribi ImmunoChem Research, Inc.
    Inventors: Jerry Dolovich, J. Terry Ulrich, Jean S. Marshall
  • Patent number: 5763582
    Abstract: Triterpenoid acid derivatives are described that exhibit dual pharmacophobic activities, specifically selectin ligand and leukotriene biosynthetic inhibitory activities, and that thus have significant applications for the treatment or prevention of certain diseases including cancer and diseases associated with the inflammatory process as well as applications for the diagnosis of disease.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: June 9, 1998
    Assignee: Glycomed Incorporated
    Inventors: Narasinga Rao, Mark Brian Anderson, John Henry Musser
  • Patent number: 5744453
    Abstract: The present invention relates to methods of preventing or treating an infection or disease caused by an infectious agent. The present invention also relates to the augmentation of the efficacy of existing anti-infective agents by the co-administration of the compounds described herein.
    Type: Grant
    Filed: January 5, 1996
    Date of Patent: April 28, 1998
    Inventors: Clifford S. Mintz, Natan A. Kogan, Ramesh Kakarla, Helena R. Axelrod, Michael J. Sofia
  • Patent number: 5739302
    Abstract: There are described novel glycosides of catechol estrogen, a method of preparing the same, and a medicament comprising one of the glycosides as an active ingredient. The glycosides are shown by the formula of ##STR1## wherein X is carbonyl group or ##STR2## R.sub.10 is hydroxyl group or glycosyloxy group, and R.sub.2 is a hydrogen atom or ethynyl group; R.sub.11 is a hydrogen atom, hydroxyl group, or glycosyloxy group; R.sub.12 is hydroxyl group or glycosyloxy group; and R.sub.13 is hydroxyl group or glycosyloxy group, in which glycosyloxy group is selected from the group consisting of glycosyloxy, galactosyloxy, mannosyloxy, arabinosyloxy, ribosyloxy, xylosyloxy, fructosyloxy, rhamnosyloxy, fucosyloxy, maltosyloxy, cellobiosyloxy, lactosyloxy, sucrosyloxy, maltotriosyloxy, maltotetraosyloxy, maltopentaosyloxy, maltohexaosyloxy, maltoheptaosyloxy, and sialosyloxy, and in this case, at least one of R.sub.10, R.sub.11, R.sub.12, and R.sub.13 is glycosyloxy group as defined above.
    Type: Grant
    Filed: October 5, 1994
    Date of Patent: April 14, 1998
    Assignee: Institute of Applied Biochemistry
    Inventors: Takehiko Suzuki, Sadaaki Komura, Naoko Ishida, Nobuko Ohishi, Kunio Yagi
  • Patent number: 5721217
    Abstract: Disclosed are 14-aminosteroid compounds, including pharmaceutically acceptable acid salts and esters thereof, useful in treating individuals afflicted with congestive heart failure, which compounds have the general formula: ##STR1## wherein R.sub.3 is a deoxy or oxygen-substituted monosaccharide sugar residue and R.sub.1, R.sub.2 and R.sub.4 are various other substituents as defined herein.
    Type: Grant
    Filed: June 2, 1995
    Date of Patent: February 24, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Song Liu, David Edward Portlock, Gilles Yves Genain, Jean-Jacques Koenig, Jacques de Rostolan
  • Patent number: 5716937
    Abstract: A method of treating cardiac malfunction by administering a positive inotropic effect-producing amount of Hypothalamic Inhibitory factor (HIF).
    Type: Grant
    Filed: November 10, 1994
    Date of Patent: February 10, 1998
    Assignee: The General Hospital Corporation
    Inventor: Garner Haupert, Jr.
  • Patent number: 5710259
    Abstract: The present invention relates to oligosaccharide-containing 14-aminosteroid compounds and the pharmaceutically-acceptable acid salts or esters thereof of the general formula: ##STR1## wherein a) R.sub.1 is(i) COOR.sub.5, whereR.sub.5 is hydrogen, a 1-6 carbon lower alkyl; a 1-6 carbon lower alkyl substituted by an amino group; an arylalkyl or heteroarylalkyl or a carbocyclic ring, or(ii) CHR.sub.6 OH, whereR.sub.6 is a hydrogen atom or 1-6 carbon lower alkyl group, or(iii) COR'", where R'" is hydrogen; 1-6 carbon lower alkyl; 1-6 carbon lower alkyl substituted amino; amino or dialkylamino; andb) R.sub.2 is --NR.sub.7 R.sub.8, whereR.sub.7 and R.sub.8, which may be the same or different, are hydrogen atoms or a 1-6 carbon lower alkyl; andc) R.sub.3 is an oligosaccharide sugar residue; andd) R.sub.4 is(i) OH, or(ii) H, or(iii) OR.sub.13, whereR.sub.13 is a monosaccharide sugar residue; acetoxy; benzoxy; arylalkyl or heteroarylalkyl; ande) Z is(i) --CH--, wherea and b are single bonds, or(ii) .dbd.
    Type: Grant
    Filed: June 2, 1995
    Date of Patent: January 20, 1998
    Assignee: The Procter & Gamble Company
    Inventors: Paul Michael Dybas, Roland Norman Johnson, Randy Stuart Muth, Song Liu
  • Patent number: 5703052
    Abstract: Certain steroidal glycosides are useful as hypochoelsterolemic agents and antiatherosclerosis agents.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: December 30, 1997
    Assignee: Pfizer Inc.
    Inventors: Michael Paul Deninno, Peter Andrew McCarthy
  • Patent number: 5698527
    Abstract: Ergostanone derivatives substituted with dissaccharides are cholesterol absorption inhibitors useful in the treatment of hypercholesterolemia and related disorders. These cholesterol absorption inhibitors may be employed alone or in combination with other cholesterol lowering agents.
    Type: Grant
    Filed: July 30, 1996
    Date of Patent: December 16, 1997
    Assignee: Merck & Co., Inc.
    Inventor: Dooseop Kim
  • Patent number: 5695738
    Abstract: Compositions of sterodial glycosides are described wherein the glycoside is linked directly, or indirectly to a desired steroidal compound via a carbon, or similar stable linkage, and methods of using the compositions to treat patients by binding to and/or blocking cellular receptors for a variety of diseases including cancer, inflammation, and autoimmune diseases.
    Type: Grant
    Filed: June 15, 1995
    Date of Patent: December 9, 1997
    Assignee: Glycomed Incorporated
    Inventors: Mark Anderson, John Henry Musser
  • Patent number: 5693769
    Abstract: Novel glycosylated steroid derivatives for facilitating the transport of compounds across biological membranes, either in admixture or as conjugates, are disclosed. A novel process for efficient synthesis of these glycosylated steroid derivatives, using activated glycosyl sulfoxide intermediates is provided. Methods for the permeabilization of membranes and the enhancement of the activity of predetermined compounds are also provided.
    Type: Grant
    Filed: April 20, 1994
    Date of Patent: December 2, 1997
    Assignees: Transcell Technologies, Inc., Trustees Of Princeton University
    Inventors: Daniel Evan Kahne, Suzanne Walker Kahne
  • Patent number: 5693770
    Abstract: The present invention relates to a process for the preparation and manufacture of 3-amino-substituted glycosylated bile acid derivatives. Novel intermediates and related compounds are also disclosed. In particular, the present invention permits the conversion of cholic acid esters to the 3-amino-7,12-bis(glucosyl)cholic acid esters via an azide intermediate. Conditions for the purification and isolation of the desired product is also disclosed to provide an overall manufacturing process suitable for large-scale production.
    Type: Grant
    Filed: June 23, 1995
    Date of Patent: December 2, 1997
    Assignee: Transcell Technologies, Inc.
    Inventors: Anna K. Chen, Ramesh Kakarla, Dashan Liu, Michael J. Sofia, Thomas C. Zebovitz
  • Patent number: 5691307
    Abstract: Novel O.sup.6 -substituted guanine compounds and pharmaceutical compositions thereof are useful for effectively reducing O.sup.6 -alkylguanine-DNA alkyltransferase (AGT). The novel compounds are useful for treating tumors and when used with anti-neoplastic alkylating agents enhance the chemotherapeutic treatment of tumor cells in a host.
    Type: Grant
    Filed: June 7, 1994
    Date of Patent: November 25, 1997
    Assignees: The United States of America as represented by the Department of Health and Human Services, The Penn State Research Foundation, Arch Development Corporation
    Inventors: Robert C. Moschel, M. Eileen Dolan, Anthony E. Pegg, Mark G. McDougall, Mi-Young Chae
  • Patent number: 5679644
    Abstract: Triterpenoid acid derivatives are described that exhibit dual pharmacophobic activities, specifically selectin ligand and leukotriene biosynthetic inhibitory activities, and that thus have significant applications for the treatment or prevention of certain diseases including cancer and diseases associated with the inflammatory process as well as applications for the diagnosis of disease.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: October 21, 1997
    Assignee: Glycomed Incorporated
    Inventors: Narasinga Rao, Mark Brian Anderson, John Henry Musser
  • Patent number: 5652346
    Abstract: What is disclosed is a dicarboxylic acid oxidation product of a immunologically reactive mono- or a polysaccharide having vicinal diols.
    Type: Grant
    Filed: March 6, 1996
    Date of Patent: July 29, 1997
    Assignee: Johnson & Johnson Clinical Diagnostics, Inc.
    Inventors: Michael Ray Detty, Susan Jean Danielson
  • Patent number: 5650398
    Abstract: Disclosed herein are modified saponins or fractions thereof obtainable by modification of a crude Quillaja saponaria extract or by modification of purified saponins obtainable from a crude Quillaja saponaria extract useful in pharmaceutical compositions for enhancing the transport of pharmacologically active substances across mucous membranes of an animal. Also disclosed are modified saponins having reduced irritability wherein the aldehyde group is reduced and the fatty acid moiety may be removed by hydrolysis. Also disclosed are pharmaceutical compositions comprising the modified saponins of the invention.
    Type: Grant
    Filed: June 2, 1995
    Date of Patent: July 22, 1997
    Assignee: Cambridge Biotech Corporation
    Inventors: Charlotte A. Kensil, Sean Soltysik, Dante J. Marciani, Joanne Recchia
  • Patent number: 5643889
    Abstract: A cholesterol-cordycepin conjugate having the formula ##STR1## wherein: n is an integer from 1 to 8; R.sub.1 is selected from the group of consisting of T, T' and Y; T is ##STR2## T' is ##STR3## where x is an integer from 1 to 18; Y is ##STR4## where m is zero, 1, 2, or 3; each R.sub.2 is independently selected from the group consisting of oxygen and sulfur; each R.sub.3 is independently selected from the group consisting of hydrogen and hydroxyl; R.sub.4 is selected from the group consisting of hydrogen, hydroxyl and T or T'; R.sub.5 is selected from the group consisting of hydrogen, hydroxyl and T or T'; provided that all R.sub.1, R.sub.4 and R.sub.5 may not be T or T'; at least one R.sub.3 is hydrogen or R.sub.4 is hydrogen; and at least one of R.sub.1, R.sub.4 and R.sub.5 must be T or T'; or a water soluble salt thereof. The compounds possess increased antiviral activity and/or metabolic stability.
    Type: Grant
    Filed: September 14, 1994
    Date of Patent: July 1, 1997
    Assignee: Temple University-of the Commonwealth System of Pennsylvania
    Inventors: Robert J. Suhadolnik, Wolfgang Pfleiderer
  • Patent number: 5643884
    Abstract: This invention relates generally to the field of medicinal chemistry, and more specifically to derivatives of a subclass of triterpenoid acids that have multi-medicament properties, that is derivatives of the lupane, betulinic acid, formulations containing such, and their use to prevent or treat certain diseases, and preferably to derivatives or analogues of betulinic acid, that have the following structural formula (1): ##STR1## wherein: Y is OR.sup.1, NR.sup.1.sub.2, O.sup.- M.sup.1 ;R.sup.1 is H, LOWER ALKYL,M.sup.1 is Na.sup.+, K.sup.+, Mg.sup.++, Ca.sup.++ ions;each R.sup.2 is independently CH.sub.2 OR.sub.1 or CH.sub.3 ;each R.sup.3 is independently H, CH.sub.3, lower alkyl, COY, CH.sub.2 OH, CH.sub.2 OCH.sub.2 CH=CH.sub.2, CH.sub.2 OSO.sub.3.sup.- M.sup.1 ;each Z is independently NHR.sup.1.sub.2, NR.sup.1 Ac, NR.sup.1 Bz, H, OCH.sub.3, lower alkyl, OH, OSO.sub.3.sup.- M.sup.1, OCH.sub.2 CH=CH.sub.2, OCH.sub.2 CO.sub.2 H or O-glucoside;each X is independently O, S, NR.sup.1 or NR.sub.2.sup.
    Type: Grant
    Filed: August 9, 1993
    Date of Patent: July 1, 1997
    Assignee: Glycomed Incorporated
    Inventors: Mark Brian Anderson, John Henry Musser
  • Patent number: 5629295
    Abstract: The application discloses steroidal glycoside compounds, especially spirostanyl glycosides, which have a glycosyl group O-linked to the C-3 hydroxy radical of the steroid and where the moieties at the C-10 and C-11 positions of the steroid are the same or different and are selected from the group consisiting of methylene, hydroxy and carbonyl. These steroid glycosides are useful as hypocholesterolemic agents and anti-atherosclerosis agents.
    Type: Grant
    Filed: December 20, 1994
    Date of Patent: May 13, 1997
    Assignee: Pfizer Inc.
    Inventors: Michael P. Deninno, Peter A. McCarthy
  • Patent number: 5627270
    Abstract: Novel glycosylated steroid derivatives for facilitating the transport of compounds across biological membranes, either in admixture or as conjugates, are disclosed. A novel process for efficient synthesis of these glycosylated steroid derivatives, using activated glycosyl sulfoxide intermediates is provided. Methods for the permeabilization of membranes and the enhancement of the activity of predetermined compounds are also provided.
    Type: Grant
    Filed: June 23, 1994
    Date of Patent: May 6, 1997
    Assignees: Trustees of Princeton University, Transcell Technologies, Inc.
    Inventors: Daniel E. Kahne, Suzanne W. Kahne, Michael J. Sofia, Nicole T. Hatzenbuhler
  • Patent number: 5620690
    Abstract: The invention relates to immunogenic complexes such as two-dimensional lamellae having a honeycomb structure and in particular three-dimensional iscoms, which immunogenic complexes are composed of at least one sterol, one saponin and, in the case of iscoms, also a phospholipid and also, optionally, at least one antigen generating an immune reaction. The saponin used is at least one of the fractions which are derived from Quil A by means of hydrophobic interaction chromatography and have the designations QA 1 to QA 23, as is shown in the figure by the numerals 1 to 23. Preferably, the saponin used is one or more of the fractions derived from Quil A having the designations QA 3, QA 17 and QA 23.
    Type: Grant
    Filed: April 19, 1993
    Date of Patent: April 15, 1997
    Assignee: De Stat Der Nederlanden Vertegenwoordigd Door De Minister Van Welzijn Volksgezondheid En Cultuur
    Inventors: Gideon F. A. Kersten, Arjan Spiekstra, Gerrit Van Der Werken, Eduard C. Beuvery
  • Patent number: 5612317
    Abstract: The present invention relates to methods for the treatment or prevention of osteoporosis and the alleviation of the symptoms of menopause by the administration of an estrogen glycoside or estrogen orthoester glycoside.
    Type: Grant
    Filed: August 4, 1994
    Date of Patent: March 18, 1997
    Inventor: Michael F. Holick
  • Patent number: 5610151
    Abstract: Monomeric bile acid derivatives, processes for their preparation and the use of these compounds as medicamentsMonomeric bile acid derivatives of the formula IZ--X--GS I,in which GS, X and Z have the meanings given, and processes for their preparation are described. The compounds have useful pharmacological properties and can therefore be used as medicaments.
    Type: Grant
    Filed: May 5, 1994
    Date of Patent: March 11, 1997
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Heiner Glombik, Alfons Enhsen, Werner Kramer, G unther Wess
  • Patent number: 5606041
    Abstract: Processes for the synthesis of tigogenin beta-O-cellobioside heptaalkanoate which is an intermediate for the known hypo-cholesterolemic agent tigogenin beta-cellobioside. The process comprises reacting .alpha.-cellobiosyl bromide heptaalkanoate and .beta.-tigogenin in the presence of zinc fluoride or zinc cyanide under conditions capable of forming said tigogenyl .beta.-O-cellobioside heptaalkanoate. The analogous preparations of hecogenin .beta.-O-cellobioside heptaalkanoate 11-ketotigogenin .beta.-O-cellobioside heptaalkanoate, and diosgenin .beta.-O-cellobioside heptaalkanoate are also disclosed. The process provides both high .beta.-anomeric selectivity and high yields.
    Type: Grant
    Filed: December 20, 1994
    Date of Patent: February 25, 1997
    Assignee: Pfizer Inc.
    Inventors: Frank R. Busch, Kathleen D. Goggin, John F. Lambert, Russell J. Shine, Stanley W. Walinsky
  • Patent number: 5597806
    Abstract: There are disclosed novel compounds having the formula ##STR1## which exhibit antifungal activity.
    Type: Grant
    Filed: May 9, 1995
    Date of Patent: January 28, 1997
    Assignee: Merck & Co., Inc.
    Inventors: Wendy H. Clapp, Guy H. Harris, Gerald F. Bills, James E. Curotto, Anne W. Dombrowski, Sarah J. Driekorn, Myra B. Kurtz, Maria S. Meinz, Janet C. Onishi, Jon D. Polishook, Stanley L. Streicher, John R. Thompson, Marie Williams, Deborah L. Zink
  • Patent number: 5591836
    Abstract: Disclosed are novel saponins containing 5-C-hydroxymethylhexose and a sterol or triterpene. These materials, when consumed by humans and animals, lower the cholesterol level in the blood. These compounds can be administered as pharmaceutical preparation to the diet, or incorporated into food compositions.
    Type: Grant
    Filed: October 7, 1993
    Date of Patent: January 7, 1997
    Assignee: The Procter & Gamble Company
    Inventors: Adam W. Mazur, Stanislaw Pikul, Bruce P. Daggy
  • Patent number: 5585470
    Abstract: The present invention relates to a process for the preparation and manufacture of 3-amino-substituted glycosylated bile acid derivatives. Novel intermediates and related compounds are also disclosed.
    Type: Grant
    Filed: June 23, 1994
    Date of Patent: December 17, 1996
    Assignee: Transcell Technologies, Inc.
    Inventors: Anna K. Chen, Ramesh Kakarla, Dashan Liu, Michael J. Sofia, Thomas C. Zebovitz
  • Patent number: 5583112
    Abstract: Saponin/antigen conjugates and the use thereof for enhancing immune responses in individuals are disclosed. The saponins may be substantially pure or mixtures of saponins.
    Type: Grant
    Filed: July 2, 1992
    Date of Patent: December 10, 1996
    Assignee: Cambridge Biotech Corporation
    Inventors: Charlotte A. Kensil, Sean Soltysik, Dante J. Marciani
  • Patent number: 5571795
    Abstract: Novel glycosylated steroid derivatives for facilitating the transport of compounds across biological membranes, either in admixture or as conjugates, are disclosed. A novel process for efficient synthesis of these glycosylated steroid derivatives, using activated glycosyl sulfoxide intermediates is also provided.
    Type: Grant
    Filed: December 14, 1992
    Date of Patent: November 5, 1996
    Assignee: The Trustees of Princeton University
    Inventors: Daniel E. Kahne, Suzanne Walker Kahne
  • Patent number: 5545623
    Abstract: The present invention discloses a method of inhibiting secretion of inflammatory cytokines in a host which includes administering one or more digitalis compounds in an amount effective for inhibiting secretion of an inflammatory cytokine to the host in need of inhibition of secretion of the inflammatory cytokine. The invention also discloses a method of treating diseases caused by abnormal formation or abnormal secretion of inflammatory cytokines. The invention is useful in the treatment of various diseases ascribed to abnormal secretion/formation of IL=6, IL-8, MCAF, G-CSF and/or GM-CSF.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: August 13, 1996
    Assignees: Akira Matsumori, Otsuka Pharmaceutical Co., Ltd.
    Inventor: Akira Matsumori
  • Patent number: 5529835
    Abstract: Graphic laminar sheet material in which a barrier layer separates a base layer and an eradicable layer of color contrasting with the base layer.
    Type: Grant
    Filed: July 22, 1993
    Date of Patent: June 25, 1996
    Assignee: Cooley, Incorporated
    Inventors: Philip R. Siener, Jr., Peter H. Scott
  • Patent number: 5527890
    Abstract: Triterpenoid acid derivatives are described that exhibit dual pharmacophobic activities, specifically selectin ligand and leukotriene biosynthetic inhibitory activities, and that thus have significant applications for the treatment or prevention of certain diseases including cancer and diseases associated with the inflammatory process as well as applications for the diagnosis of disease.
    Type: Grant
    Filed: April 16, 1993
    Date of Patent: June 18, 1996
    Assignee: Glycomed Incorporated
    Inventors: Narasinga Rao, Mark B. Anderson, John H. Musser
  • Patent number: 5527783
    Abstract: Solid compositions based on plants, capable of being converted to a dry and porous galenic form (lyophilized or equivalent form) which is undivided or powdered. Said dry and porous galenic form comprises a solid composition II consisting ofa solid composition I composed of:(A) one or more of the plants' active principles included in a homogeneous suspension of fresh or dry plants obtained by (a) cleaning and/or drying of the plant or part of the plant, (b) cryocomminution at a temperature below 0.degree. C. until a particle size of less than about 100 .mu.
    Type: Grant
    Filed: April 21, 1994
    Date of Patent: June 18, 1996
    Assignee: Laboratoires Ardeval
    Inventors: Guy Derrieu, Bernard Raynier
  • Patent number: 5521169
    Abstract: Ascosteroside, obtainable by cultivation of a strain of Ascotricha amphitricha A.T.C.C. No. 74237, analogs thereof and salts and prodrugs of these compounds. The compounds have antifungal activity for use in a method for treating and preventing a fungal infection. Further, the compounds are useful in a method for inhibiting fungal growth.
    Type: Grant
    Filed: January 14, 1994
    Date of Patent: May 28, 1996
    Assignee: Bristol-Myers Squibb Company
    Inventors: Jessica A. Gorman, Joseph O'Sullivan, John E. Leet, Stephen W. Mamber
  • Patent number: 5519008
    Abstract: Triterpenoid acid derivatives have been found to have structures similar to natural ligands to the extent that these derivatives bind to natural selectin receptors including endothelial leukocyte adhesion molecule-1 (ELAM-1) and leukocyte/endothelial cell adhesion molecule-1 (LECAM-1). The molecules can be administered to the patients by themselves or in pharmaceutical formulations; in order to alleviate inflammation and/or treat other abnormalities associated with the excessive binding of leukocytes to endothelial receptors.
    Type: Grant
    Filed: September 10, 1992
    Date of Patent: May 21, 1996
    Assignee: Glycomed Incorporated
    Inventors: Narasinga Rao, Mark B. Anderson, John J. Naleway, John H. Musser
  • Patent number: 5502038
    Abstract: Glycosides having neotigogenin aglycone moieties, administered orally to mammals are shown to inhibit the absorption of cholesterol. These compounds are useful in the treatment of hypercholesterolemia. Particular compounds are derived from tomato seeds and include neotigogenin trisaccharide.
    Type: Grant
    Filed: June 21, 1993
    Date of Patent: March 26, 1996
    Assignee: Medical Research Foundation of Oregon
    Inventor: M. Rene Malinow
  • Patent number: 5496806
    Abstract: Novel glycosides 7-ketosteryl di-O-acyl-pyranoside and 7-.beta.-hydroxycholesteryl 2,3-dideoxy-.alpha.-D-erythro-hex-2-enopyranoside. The glycosides possess valuable pharmacological properties as a medicament. In particular, the cholesterol glycoside in vivo exhibits a selective cell-destructive activity on malignant cells which activity is substantially free of side effects on normal cells. The glycosides possess useful properties, especially pharmacological properties which are the same as the respective unglycosylated aglycon.
    Type: Grant
    Filed: May 6, 1994
    Date of Patent: March 5, 1996
    Assignee: R. Erich Klemke
    Inventor: R. Erich Klemke
  • Patent number: 5486506
    Abstract: The invention describes a method for normalizing a cardiac inotropic irregularity, via administering an effective amount of 12(R)HETE. Also described are therapeutic compositions which combine a cardiac glycoside and 12(R)HETE.
    Type: Grant
    Filed: July 28, 1994
    Date of Patent: January 23, 1996
    Assignee: Meditech, Ltd.
    Inventor: Michael Dunn
  • Patent number: 5455335
    Abstract: Novel glycosylated steroid derivatives for facilitating the transport of compounds across biological membranes are disclosed. A novel process for efficient synthesis of these glycosylated steroid derivatives, using activated glycosyl sulfoxide intermediates is also provided.
    Type: Grant
    Filed: April 8, 1994
    Date of Patent: October 3, 1995
    Assignee: The Trustees of Princeton University
    Inventors: Daniel E. Kahne, Suzanne W. Kahne
  • Patent number: 5438125
    Abstract: Sialic acid compounds of formula ##STR1## wherein X is hydrogen, a lower alkyl group or benzyl, Y is hydrogen or acetyl, Ac is acetyl, and the wavy line represents that the compound of the formula (I) includes both a .alpha.-anomer and .beta.-anomer, have excellent chemical and enzymatical stability and are useful in the treatment of central or peripheral nervous diseases.
    Type: Grant
    Filed: March 4, 1992
    Date of Patent: August 1, 1995
    Assignee: Nippon Zoki Pharmaceutical Co., Ltd.
    Inventors: Kaoru Okamoto, Shinji Morita
  • Patent number: 5426179
    Abstract: Steroid compounds active on the cardiovascular system of formula ##STR1## wherein X, n, R, R.sub.1 and R.sub.2 have the meanings mentioned in the description are described.
    Type: Grant
    Filed: February 12, 1992
    Date of Patent: June 20, 1995
    Assignee: Zambon Group S.p.A.
    Inventors: Giorgio Bertolini, Cesare Casagrande, Stefania Montanari, Gabriele Norcini, Francesco Santangelo
  • Patent number: 5424304
    Abstract: Cardioactive steroidal compounds of the formula I ##STR1## wherein R, R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6 and R.sub.7 have the meanings shown in the description, and pharmaceutical compositions containing them.
    Type: Grant
    Filed: January 15, 1993
    Date of Patent: June 13, 1995
    Inventors: Giorgio Bertolini, Cesare Casagrande, Gabriele Norcini, Francesco Santangelo
  • Patent number: 5416203
    Abstract: An oligonucleotide conjugated to a steroid the oligonucleotide comprising: ##STR1## wherein A is selected from the group consisting of an aliphatic alkyl, branched aliphatic alkyl and an alkyl (branched) chain of 2 to 18 carbon atoms, R is selected from the group consisting of H and lower alkyl up to 12 carbon atoms; B is a naturally occurring base, the steroid is bound to the oligonucleotide utilizing the naturally occurring bases through an (-oxycarbonyl-amino)-decylamine-moiety, and NUC is an oligonucleotide.
    Type: Grant
    Filed: July 26, 1993
    Date of Patent: May 16, 1995
    Assignee: Northwestern University
    Inventor: Robert L. Letsinger
  • Patent number: 5413996
    Abstract: The invention provides compounds of the formula ##STR1## or a pharmaceutically acceptable salt thereof, wherein [D] is the residue of a drug having a reactive functional group, said functional group being attached, directly or through a bridging group, via an oxygen-phosphorus bond to the phosphorus atom of the ##STR2## moiety; R.sub.1 is C.sub.1 -C.sub.8 alkyl, C.sub.6 -C.sub.10 aryl or C.sub.7 -C.sub.12 aralkyl; R.sub.2 is hydrogen, C.sub.1 -C.sub.8 alkyl, C.sub.6 -C.sub.10 aryl, C.sub.4 -C.sub.9 heteroaryl, C.sub.3 -C.sub.7 cycloalkyl, C.sub.3 -C.sub.7 cycloheteroalkyl or C.sub.7 -C.sub.12 aralkyl; and R.sub.3 is selected from the group consisting of C.sub.1 -C.sub.8 alkyl; C.sub.2 -C.sub.8 alkenyl having one or two double bonds; (C.sub.3 -C.sub.7 cycloalkyl)--C.sub.r H.sub.2r -- wherein r is zero, one, two or three, the cycloalkyl portion being unsubstituted or bearing 1 or 2 C.sub.1 -C.sub.4 alkyl substituents on the ring portion; (C.sub.6 -C.sub.10 aryloxy)C.sub.1 -C.sub.
    Type: Grant
    Filed: October 16, 1992
    Date of Patent: May 9, 1995
    Assignee: University of Florida
    Inventor: Nicholas S. Bodor
  • Patent number: 5405944
    Abstract: There are described novel glycosides of catechol estrogen, a method of preparing the same, and a medicament comprising one of the glycosides as an active ingredient. The glycosides are shown by the formula of ##STR1## wherein X is carbonyl group or ##STR2## R.sub.10 is hydroxyl group or glycosyloxy group, and R.sub.2 is a hydrogen atom or ethynyl group; R.sub.11 is a hydrogen atom, hydroxyl group, or glycosyloxy group; R.sub.12 is hydroxyl group or glycosyloxy group; and R.sub.13 is hydroxyl group or glycosyloxy group,in which glycosyloxy group is selected from the group consisting of glucosyloxy, galactosyloxy, mannosyloxy, arabinosyloxy, ribosyloxy, xylosyloxy, fructosyloxy, rhamnosyloxy, fucosyloxy, maltosyloxy, cellobiosyloxy, lactosyloxy, sucrosyloxy, maltotriosyloxy, maltotetraosyloxy, maltopentaosyloxy, maltohexaosyloxy, maltoheptaosyloxy, and sialosyloxy, and in this case, at least one of R.sub.10, R.sub.11, R.sub.12, and R.sub.13 is glycosyloxy group as defined above.
    Type: Grant
    Filed: September 25, 1992
    Date of Patent: April 11, 1995
    Assignee: Institute of Applied Biochemistry
    Inventors: Takehiko Suzuki, Sadaaki Komura, Naoko Ishida, Nobuko Ohishi, Kunio Yagi
  • Patent number: 5376641
    Abstract: A complex of branched beta cyclodextrin and steroid is formed by mixing a steroid and a branched beta cyclodextrin together in water for a period of about 4 to 24 hours under ambient conditions. The solubility of the steroid is increased about 95 times by employing the complex.
    Type: Grant
    Filed: July 16, 1993
    Date of Patent: December 27, 1994
    Assignee: American Maize Technology, Inc.
    Inventor: Robert N. Ammeraal