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Class 536/26.13 - Adenine or substituted adenine


Subclass of Class 536 - Organic compounds -- part of the class 532-570 series
Definition: Compounds in which the purine ring system is adenine, i.e.,
No. of patents: 74
Last issue date: 07/08/2008


1    
NumberTitleIssue Date
7396658Methods for screening HIF like ouabain-resistant Na—K-ATPase agents
The present invention relates to rapid, quantitative, specific, high through-put methods for screening test substances for their ability to inhibit activity of an ouabain-resistant Na+—K+-ATPase involved in a variety of biological processes s...
07/08/2008
7319093Antidiabetic 2-substituted-5′-O-(1-Boranotriphosphate) adenosine derivatives
2-Substituted-5′-O-(1-boranotriphosphate)adenosine derivatives having at position 2 a radical R1 selected from the group consisting of H; halogen; O-hydrocarbyl; S-hydrocarbyl; NR3R4; and hydrocarbyl optionally substituted by halogen, CN, SCN, NO2, OR3, SR3 or NR3...
01/15/2008
72178152-beta -modified-6-substituted adenosine analogs and their use as antiviral agents
Various 2′-beta-methyl-6-substituted adenosine analogs (including 2,6-disubstituted adenosine, 8-aza-6-substituted adenosine, and 2-aza-6-substituted adenosine) are prepared by conventional and combinatorial library approaches. Contemplated compounds are particula...
05/15/2007
7090804Amplification of nucleic acids with electronic detection
The invention relates to compositions and methods useful in the detection of nucleic acids using a variety of amplification techniques, including both signal amplification and target amplification. Detection proceeds through the use of an electron transfer moiety (E...
08/15/2006
7022727Crystalline drug form
The present invention relates to a crystalline form of 6-[(2,2-diphenylethyl)amino]-9-(N-ethyl-β-D-ribofuranosyluronamide)-N-(2-{N′-[1-(2-pyridyl)-4-piperidyl]ureido}ethyl)-9H-purine-2-carboxamide and to a process for the preparation of, compositions containing a...
04/04/2006
6956695System and method for increasing the contrast of an image produced by an epifluorescence microscope
The contrast of an image produced by epifluorescence microscopy may be increased by placing a high-pass dichroic reflecting film behind the sample. The reflecting film reflects the emission light emitted by the fluorescent tags in the sample back through the objecti...
10/18/2005
6951932Synthesis of 2-aralkoxyadenosines and 2-alkoxyadenosines
The invention provides new methods for synthesis of 2-aralkyloxyadenosines and 2-alkoxyadenosines. The invention is particularly useful for synthesis of 2-[2-(4-chlorophenyl)ethoxy]adenosine. Preferred methods of the invention include activating a guanosine compound...
10/04/2005
6942771Microfluidic systems in the electrochemical detection of target analytes
The invention relates generally to methods and apparatus for conducting analyses, particularly microfluidic devices for the detection of target analytes. ...
09/13/2005
6875750Aziridine compounds and methods of making and using them
Aziridine derivatives of formula (I) are disclosed which can be used as cofactor for S-adenosyl-L-methionine-dependent methyltransferases. ...
04/05/2005
6852746Crystalline drug form
The present invention relates to a crystalline form of 6-[(2,2-diphenylethyl)amino]-9-(N-ethyl-β-D-ribofuranosyluronamide)-N-(2-{N′-[1-(2-pyridyl)-4-piperidyl]ureido}ethyl)-9H-purine-2-carboxamide and to a process for the preparation of, compositions containing a...
02/08/2005
6846646Methods for screening HIF like ouabain-resistant Na+-K+-ATPase agents
The present invention relates to rapid, quantitative, specific, high through-put methods for screening test substances for their ability to inhibit activity of an ouabain-resistant Na+-K+-ATPase involved in a variety of biological processes suc...
01/25/2005
6831072Compositions and methods of synthesis and use of novel nucleic acid structures
The present invention is directed to a method to produce 8-amino-2′deoxyadenosine by treating 8-azido-2′deoxyadenosine with an aqueous solution of methylamine or dimethylamine. ...
12/14/2004
6759395Soft-gelatin capsule comprising S-adenosylmethionine and a method for producing the same
The invention provides a novel soft gelatin capsule comprising a fill material consisting essentially of S-adenosylmethionine (SAMe) salt disposed within an enteric coated soft gelatin film. ...
07/06/2004
6635615Stable salts of S-adenosyl-l-methionine
Stable salts of S-adenosyl-1-methionine with polycations such as chitosan are described. The salts according to the invention are very stable and are valuable for use as active constituents in pharmaceutical compositions....
10/21/2003
6555545Adenosine A2A receptor antagonists for treating and preventing hepatic fibrosis, cirrhosis and fatty liver
Hepatic cirrhosis and fibrosis and fatty liver can be prevented and treated by administering to a subject in need thereof an effective amount of at least one adenosine A2A receptor antagonist or at least one adenosine uptake promotor....
04/29/2003
6420546Oligoribonucleotide and ribozyme analogs with terminal 3'--3' and/or 5'--5' linkages
The invention relates to oligoribonucleotide analogs with terminal 3'--3' and/or 5'--5' internucleotide linkages. This modification stabilizes the molecules altered in this way, including ribozymes, without adversely altering their properties, including, ...
07/16/2002
6372724Modulation of human mast cell activation
Human mast cell activation is modulated by ATP binding to P2-purinoceptors on the mast cell surface. ATP binding to the purinoceptors provides a target for therapeutic intervention for the treatment of disorders characterized by undesirable mast cell medi...
04/16/2002
6225450DNA sequencing by mass spectrometry
The invention describes a new method to sequence DNA. The improvements over the existing DNA sequencing technologies are high speed, high throughput, no electrophoresis and gel reading artifacts due to the complete absence of an electrophoretic step, and ...
05/01/2001
6066722Inhibitors of nucleoside metabolism
The present invention provides compounds having the formula: ##STR1## wherein A is CH or N; B is chosen from OH, NH2, NHR, H or halogen; D is chosen from OH, NH2, NHR, H, halogen or SCH3 ; R is an optionally substitut...
05/23/2000
5968912Methods for immunosuppressing
Methods for inducing immunosuppression in animals which need immunosuppressive treatment involving administration to animals of a therapeutically effective amount of the cyclic AMP agent HE-33 or its nucleoside....
10/19/1999
59027948-CI cAMP as anti-cancer drug
Site 1- and site 2-selective derivatives of cAMP have been found to inhibit the of a variety of cancer and leukemic cells. The compounds have been found to have a synergistic effect in cancer and leukemic cell growth inhibition when a site 1-selective com...
05/11/1999
5843916Cyclic amp analogues, individually and in pairs, to inhibit neoplastic cell growth
A method of inhibiting the proliferation of cells, particularly cancerous cells, by contacting the cells with a phosphorothioate derivative of a cAMP modified at either or both the C-6 and C-8 positions of the adenine moiety, and pharmaceutical compositio...
12/01/1998
5831074Eucaryotic NAD cyclases
Eucaryotic NAD cyclases able to cause production of cyclic adenosine diphosphate ribose from nicotinamide adenine dinucleotide....
11/03/1998
57927528-chloro camp and related camp compounds as antineoplastic agents
Site 1- and site 2-selective derivatives of cAMP have been found to inhibit the growth of a variety of cancer and leukemic cells. The compounds have been found to have a synergistic effect in cancer and leukemic cell growth inhibition when a site 1-select...
08/11/1998
5780253Screening method for detection of herbicides
This invention relates to novel screening methods for identifying compounds that specifically inhibit a biosynthetic pathway in plants. Enzymes which are specifically affected by the novel screening method include plant purine biosynthetic pathway enzymes...
07/14/1998
5780254Method for detection of herbicides
This invention relates to novel screening methods for identifying compounds that specifically inhibit a metabolic target site or pathway in plants. Enzymes which are specifically affected by the novel screening method include plant purine biosynthetic pat...
07/14/1998
5763167Applications of fluorescent N-nucleosides and fluorescent structural analogs of N-nucleosides
Structural analogs of the six non-fluorescent N-nucleosides commonly found in RNA and DNA, which are inherently fluorescent under physiological conditions, are identified and methods for their preparation provided. Such analogs may be incorporated into DN...
06/09/1998
5763419Treatment of malignant tumors with 8-chloroadenosine 3',5'-cyclic monophasphate
The compound 8-chloroadenosine 3',5'-cyclic phosphate and its pharmaceutically acceptable salts are used to treat malignant tumors in afflicted hosts....
06/09/1998
5747474Immunosuppression by administration of N6,N6 -disubstituted cAMP's, analogues thereof, and related nucleosides
Methods for inducing immunosuppression in animals which need immunosuppressive treatment involving administration to animals of a therapeutically effective amount of the cyclic AMP agent HE-33 or its nucleoside....
05/05/1998
5712259NADH and NADPH pharmaceuticals for treating chronic fatigue syndrome
A method for treating Chronic Fatigue Syndrome or alleviating symptoms thereof wherein the reduced form of nicotinamide adenine dinucleotide (NADH) or the reduced form of nicotinamide adenine dinucleotide phosphate (NADPH) or physiologically compatible sa...
01/27/1998
5629454Conformationally locked nucleoside analogues
Conformationally locked 4',6'-cyclopropane-fused carbocyclic nucleoside analogues. The compounds are prepared by condensing a cyclopropane-fused carbocyclic allylic alcohol with substituted purine or pyrimidine bases. The condensation products are then mo...
05/13/1997
5629298Adenosine as a positive inotrop in the compromised heart
Disclosed are methods of increasing the contractile performance of a compromised myocardium in a mammal. The methods include administering a therapeutically affective amount of an adenosine A2 receptor agonist. Also disclosed are methods that i...
05/13/1997
5599798Cyclic AMP derivative-containing ointment
An ointment comprising an adenosine 3',5'-cyclic phosphate derivative, a base having water-absorbing and drying properties and, incorporated in the base, is one or more salts each having pH in an aqueous solution of from 3 to 7. The ointment maintains the...
02/04/1997
5559102Adenosine and guanosine-3'-5'-cyclic methylphosphonate derivatives
Cyclic AMP and cyclic GMP derivatives, such as 8-bromoadenosine-3', 5'-cyclic methylphosphonate, are effective in inhibiting phosphodiesterases....
09/24/1996
5506352Process for the synthesis of 9-(ଲ-D-arabinofuranosyl)adenine, 5'-phosphate
An improved process for the preparation of 9-(ଲ-D-arabinofuranosyl)adenine, 5'-phosphate, is described where dried 9-(ଲ-D-arabinofuranosyl)adenine is reacted with triethyl phosphate and phosphorous oxychloride in dichloromethane and the reacti...
04/09/1996
5486604Cyclic ADP ribose antagonists
Cyclic ADP-ribose (cADPR) analogs block cADPR from releasing Ca+2, and also inhibit cADPR from potentiating Ca+2 release induced by either divalent cations or by caffeine. 8-amino-cADPR and two other 8-substituted analogs were also ...
01/23/1996
5470858Derivatives of (hetero)aromatic ethers and thioethers having antihyperlipidemic activity, process for their preparation and pharmaceutical compositions containing them
A compound represented by the following formula I: (HET)Ar--X--CH2 --Y--CH2 --O--R (I) wherein: (HET)Ar represents a bicyclic hetero aryl nucleus which is unsubstituted or is substituted; X represents --S--; Y represents --CO-...
11/28/1995
5449664Antiviral agents
Nucleoside compounds of the formula ##STR1## wherein: B is a purine or a pyrimidine; X and X' are H, OH or F, provided that at least one is H; Y and Y' are H, OH, OCH3 or F, provided that at least one is H; Y' and Z together form a cyclic phosphate ...
09/12/1995
5434086Method of testing potential cystic fibrosis treating compounds using cells in culture
Cystic fibrosis (CF), a lethal genetic disease associated with a defect in Cl transport, is caused by mutations in the gene coding for cystic fibrosis transmembrane conductance regulator (CFTR). Surprisingly, not only wild type CFTR, but several naturally...
07/18/1995
5424298Topical powder compositions containing a cyclic AMP derivative
A topical powder composition containing a cyclic AMP derivative and a water-absorptive powdery material. The topical powder composition is useful for wet dermatoses. Release of drug can be controlled....
06/13/1995
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