Metal Containing Patents (Class 536/121)
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Patent number: 11731998Abstract: Provided is a method of preparing ferric carboxymaltose with weight average molecular weight between 100,000 and 400,000. The method includes reacting an oxidized maltodextrin solid with an iron (III) salt solution in acidic and basic conditions in sequence to afford ferric carboxymaltose, wherein the oxidized maltodextrin solid has a dextrose equivalent of less than 4. The ferric carboxymaltose prepared by the method can withstand high-temperature sterilization with high stability and facilitate storage.Type: GrantFiled: January 20, 2022Date of Patent: August 22, 2023Assignee: FORMOSA LABORATORIES, INCInventors: Rung-Tian Suen, Yao-Ting Wang, Keng-Ming Chang, Ming-Kuang Hsu
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Patent number: 11278485Abstract: The present invention provides a novel topical moisturizing preparation containing as an active ingredient at least one selected from pentosan polysulfate; pharmaceutically acceptable salts of pentosan polysulfate; and pharmaceutically acceptable solvates thereof. The topical moisturizing preparation of the present invention, which contains a substance free of animal-derived components as an active ingredient, can be produced as a topical moisturizing preparation free of animal-derived components, as needed.Type: GrantFiled: May 30, 2018Date of Patent: March 22, 2022Assignee: OJI HOLDINGS CORPORATIONInventors: Kotaro Ishikawa, Takuro Kashiwamura, Takuya Kato, Toru Koga, Suguru Ishikawa
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Patent number: 10557855Abstract: Systems comprising a nanocrystal and a luminescent chromophore are disclosed herein. The luminescent chromophore can emit energy having a first wavelength. The luminescent chromophore is configured to transfer the emitted energy having a first wavelength to the nanocrystal. The luminescent chromophore can be linked to the nanocrystal via a covalent bond. Absorption of the energy having first wavelength by the nanocrystal can activate the nanocrystal and result in an increase in quantum yield. In some embodiments, the nanocrystal can include silicon, germanium, carbon, or combinations thereof. In some examples, the luminescent chromophore can be pyrene. The luminescent chromophore and the silicon containing nanocrystal can be in a ratio of about 1:1 to 100:1 in the nanocrystal system. Methods of making and using the system are also disclosed.Type: GrantFiled: August 19, 2015Date of Patent: February 11, 2020Assignees: Board of Regents, The University of Texas System, Alma Mater Studiorum—Universita di BolognaInventors: Brian A. Korgel, Yixuan Yu, Paola Ceroni, Giacomo Bergamini, Mirko Locritani
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Patent number: 9478758Abstract: Organic materials comprising pendant redox-active metallocence groups are described. The hole transport property of these systems can be modulated through the metallocence moiety.Type: GrantFiled: May 8, 2015Date of Patent: October 25, 2016Assignee: Universal Display CorporationInventor: Jui-Yi Tsai
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Patent number: 9034844Abstract: The present invention relates to a process of synthesis of ?-sialyl oligosaccharides and in particular of 6?-sialyllactose and its salts comprising a step of coupling by Koenigs-Knorr reaction under conditions that allow its use on an industrial scale.Type: GrantFiled: April 6, 2010Date of Patent: May 19, 2015Assignee: INALCO S.P.A.Inventors: Giancarlo Tamerlani, Ilaria Lombardi, Debora Bartalucci, Andrea Danesi, Liana Salsini, Marco Manoni, Giovanni Cipolletti
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Patent number: 8993748Abstract: Process for the preparation of trivalent iron complexes with mono-, di- and polysaccharide sugars, consisting of the activation of the sugar by oxidation with nascent bromine generated in situ by reaction between an alkaline or alkaline earth bromine and an alkaline hypochlorite, the complexation of the activated sugar in solution with a ferric salt dissolved in an aqueous solution, the purification of the resulting solution through ultrafiltration and finally the stabilization of the trivalent iron-sugar complex by heating at a temperature between 60° C. and 100° C. for a period between 1 and 4 hours at a pH between 9.0 and 11.0.Type: GrantFiled: March 24, 2014Date of Patent: March 31, 2015Assignee: BIOFER S.p.A.Inventors: Stefania Sacchi, Mauro Montorsi, Egidio Marchi
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Publication number: 20150087050Abstract: Disclosed are nanovectors of formula (I) that can be used simultaneously for the targeting, imaging and treatment, by photodynamic therapy, of cancer cells, and to biodegradable silicon nanoparticles containing a variety of photosensitizing molecules, in particular porphyrins, capable of targeting diseased cells and inducing cell death by excitation in the near-infrared region (>600 nm) in monophotonic and biphotonic modes. In formula (I), (AA) is a porous silicon nanoparticle.Type: ApplicationFiled: March 26, 2013Publication date: March 26, 2015Applicants: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS), UNIVERSITE MONTPELLIER 2 SCIENCES ET TECHNIQUES, THE REGENTS OF THE UNIVERSITY OF CALIFORNIA, ECOLE NATIONAL SUPERIEURE DE CHIMIE DE MONTPELLIERInventors: Frederique Cunin, Jean-Olivier Durand, Michael J. Sailor, Marcel Garcia, Emilie Secret, Magali Gary-Bobo, Marie Maynadier, Alain Morere
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Publication number: 20150073134Abstract: The present invention is a multilayered composite comprising porous metal oxide particles that are covalently bonded by way of inorganic ether groups to one or more sites of a first polyhydroxyl-functionalized polymer. This first polymer is in turn covalently bonded by way of inorganic ether groups to one or more sites of a second polyhydroxyl-functionalized polymer. The multilayered composites can be prepared by contacting porous inorganic-oxide particles with a sufficient amount of OH-reactive crosslinking agent to form metal oxide particles imbibed with the crosslinking agent, and then contacting the inorganic-oxide particles with a solution of polyhydroxyl-functionalized polymer under reactive conditions.Type: ApplicationFiled: September 5, 2014Publication date: March 12, 2015Applicants: The Regents of the University of California, Rohm and Haas Company, Dow Global Technologies LLCInventors: Joseph Jankolovits, Alexander S. Katz, Oz M. Gazit, James C. Bohling, John A. Roper, III
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Patent number: 8921540Abstract: A method for the preparation of a sucrose-6-ester is disclosed. In a first step of the method, sucrose in a polar aprotic solvent is reacted with an organotin-based acylation promoter. The water of reaction is removed at a temperature that does not exceed about 80° C. In one aspect, the water is removed by distillation of part of the polar aprotic solvent at reduced pressure. In a second step, a carboxylic acid anhydride is added. In one aspect, the resulting reaction mixture is maintained at a temperature of 10° C. or less for a period of time sufficient to produce a sucrose-6-ester. The sucrose-6-ester can be converted to sucralose.Type: GrantFiled: October 11, 2010Date of Patent: December 30, 2014Assignee: Tate & Lyle Technology LimitedInventors: Edward Micinski, David Coleman, James Edwin Wiley, Jr.
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Patent number: 8907080Abstract: Provided is a complex comprising a hydrophobic cluster compound and a ?-1,3-1,6-D-glucan having a degree of branching (a ratio of ?-1,6 linkages to ?-1,3 linkages) of 50 to 100%.Type: GrantFiled: November 26, 2010Date of Patent: December 9, 2014Assignees: Daiso Co., Ltd., Osaka City University, Osaka Prefecture University Public Corporation, Kyoto Prefectural Public University Corporation, National University Corporation Nara Institute of Science and TechnologyInventors: Toshio Suzuki, Hideaki Ueda, Takeshi Nagasaki, Mitsunori Kirihata, Munenori Numata, Atsushi Ikeda
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Publication number: 20140305874Abstract: Disclosed are magnetic nanoparticles and methods of using magnetic nanoparticles for selectively removing biologics, small molecules, analytes, ions, or other molecules of interest from liquids.Type: ApplicationFiled: January 10, 2014Publication date: October 16, 2014Applicant: Advantageous Systems, LLCInventor: Adam L. Stein
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Publication number: 20140296508Abstract: Process for the preparation of trivalent iron complexes with mono-, di- and polysaccharide sugars, consisting of the activation of the sugar by oxidation with nascent bromine generated in situ by reaction between an alkaline or alkaline earth bromine and an alkaline hypochlorite, the complexation of the activated sugar in solution with a ferric salt dissolved in an aqueous solution, the purification of the resulting solution through ultrafiltration and finally the stabilization of the trivalent iron-sugar complex by heating at a temperature between 60° C. and 100° C. for a period between 1 and 4 hours at a pH between 9.0 and 11.0.Type: ApplicationFiled: March 24, 2014Publication date: October 2, 2014Applicant: BIOFER S.p.A.Inventors: Stefania Sacchi, Mauro Montorsi, Egidio Marchi
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Publication number: 20140255476Abstract: Compositions, devices, and methods for treating infections.Type: ApplicationFiled: August 20, 2012Publication date: September 11, 2014Applicant: University of Washington through its Center for CommercializationInventors: Rodney J.Y. Ho, Brenda Newman
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Patent number: 8828967Abstract: New low molecular weight complexes between iron and maltobionic acid that can be administered parenterally, preferably intramuscularly or subcutaneously, in the treatment of anemic states, caused by iron deficiencies, and new pharmaceutical compositions adapted for this use. In particular, the invention provides a new complex between preferably trivalent iron and maltobionic acid that is characterized by a molecular weight Mw between 10,000 and 30,000 Da, by a polydispersity of 1.0-1.8 and by an iron content between 25% and 40% by weight.Type: GrantFiled: June 8, 2011Date of Patent: September 9, 2014Assignee: Biofer S.p.A.Inventors: Michele Autuori, Dario Bosi, Alessandro Lapini Sacchetti, Egidio Marchi
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Patent number: 8759320Abstract: Process for the preparation of trivalent iron complexes with mono-, di- and polysaccharide sugars, consisting of the activation of the sugar by oxidation with nascent bromine generated in situ by reaction between an alkaline or alkaline earth bromine and an alkaline hypochlorite, the complexation of the activated sugar in solution with a ferric salt dissolved in an aqueous solution, the purification of the resulting solution through ultrafiltration and finally the stabilization of the trivalent iron-sugar complex by heating at a temperature between 60° C. and 100° C. for a period between 1 and 4 hours at a pH between 9.0 and 11.0.Type: GrantFiled: March 14, 2006Date of Patent: June 24, 2014Assignee: Biofer S.p.A.Inventors: Stefania Sacchi, Mauro Montorsi, Egidio Marchi
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Publication number: 20140093934Abstract: In a process for producing organic substrate particles bonded to switchable ferromagnetic nanoparticles with a mean particle diameter in the range from 10 to 1000 nm, the ferromagnetic nanoparticles used are those nanoparticles which are nonferromagnetic at first, but become ferromagnetic when the temperature is lowered, these at first nonferromagnetic nanoparticles in dispersed form are bonded to the organic substance particles, and then the nanoparticles bonded to the substrate particles are made ferromagnetic as a result of the temperature being lowered.Type: ApplicationFiled: December 6, 2013Publication date: April 3, 2014Applicant: BASF SEInventor: Ekkehard BRUECK
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Publication number: 20140045169Abstract: Disclosed are glycan immobilized metal nanoparticles and a method used thereof for detecting HIV-1 in a saliva sample at early stages of viral infection. The method comprises the steps of: (A) providing glycan immobilized metal nanoparticles which can recognize HIV-1; (B) contacting the glycan immobilized metal nanoparticles with the saliva sample and a mixture is obtained; (C) concentrating the mixture; and (D) determining HIV-1 in the concentrated mixture by an appropriate detecting method.Type: ApplicationFiled: August 13, 2012Publication date: February 13, 2014Applicant: SUDX LIFE SCIENCE CORP.Inventors: Yasuo SUDA, Masanori BABA, Mika OKAMOTO
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Publication number: 20130216586Abstract: Immune function of an animal can be modulated by administration of a composition that includes beta glucan. The beta glucan can be derived from Euglena, which provides a form of beta glucan that is different from other organisms, where the beta glucan is predominantly unbranched beta-(1,3)-glucan. Beta glucan can also be complexed with a metal, such as zinc, and/or can combined with an animal feed component to form an animal feed composition. Use of such compositions can improve the well being of an animal, and may augment or even replace the use of antibiotics in certain circumstances.Type: ApplicationFiled: February 22, 2013Publication date: August 22, 2013Applicant: Algal Scientific CorporationInventor: Algal Scientific Corporation
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Publication number: 20130197214Abstract: Fabrication and arrangement of nanoparticles into one-dimensional linear chains is achieved by successive chemical reactions, each reaction adding one or more nanoparticles by building onto exposed, unprotected linker functionalities. Optionally, protecting groups may be used to control and organize growth. Nanoparticle spheres are functionalized in a controlled manner in order to enable covalent linkages. Functionalization of nanoparticles is accomplished by either ligand exchange or chemical modification of the terminal functional groups of the capping ligand. Nanoparticle chains are obtained by a variety of connectivity modes such as direct coupling, use of linker molecules, and use of linear polymeric templates. In particular, a versatile building block system is obtained through controlled monofunctionalization of nanoparticles.Type: ApplicationFiled: January 22, 2013Publication date: August 1, 2013Applicant: Massachusetts Institute of TechnologyInventors: Joseph M. Jacobson, David W. Mosley, Kie-Moon Sung
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Patent number: 8460939Abstract: A method for separating and purifying the active hematinic species (AHS) present in iron-saccharidic compositions, including AHS such as sodium ferric gluconate complex, ferric hydroxide-sucrose complex and ferric saccharate complex and others of similar form and function. The method separates the AHS from one or more excipients and, preferably, lyophilizes the separated AHS. Separation of the AHS permits its analytical quantification, further concentration, purification and/or lyophilization as well as preparation of new and useful products and pharmaceutical compositions, including those useful for the treatment of humans and animals.Type: GrantFiled: December 29, 2010Date of Patent: June 11, 2013Assignee: Chromaceutical Advanced Technologies, Inc.Inventors: Robert A. Beck, Robert A. Mateer, Jr.
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Publication number: 20130079298Abstract: New low molecular weight complexes between iron and maltobionic acid that can be administered parenterally, preferably intramuscularly or subcutaneously, in the treatment of anemic states, caused by iron deficiencies, and new pharmaceutical compositions adapted for this use. In particular, the invention provides a new complex between preferably trivalent iron and maltobionic acid that is characterized by a molecular weight Mw between 10,000 and 30,000 Da, by a polydispersity of 1.0-1.8 and by an iron content between 25% and 40% by weight.Type: ApplicationFiled: June 8, 2011Publication date: March 28, 2013Applicant: BIOFER S.P.A.Inventors: Michele Autuori, Dario Bosi, Alessandro Lapini Sacchetti, Egidio Marchi
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Publication number: 20130052131Abstract: Embodiments of the present disclosure, in one aspect, relate to a nanoparticle, methods of imaging a tumor, method of imaging a disease, method of treating a condition, disease, or related biological event, or the like.Type: ApplicationFiled: August 24, 2012Publication date: February 28, 2013Applicant: The Board of Trustees of the Leland Stanford Junior UniversityInventors: Zhen Cheng, Kai Cheng
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Publication number: 20120328894Abstract: Embodiments described herein include capped nanoparticles having a nanoparticle core and at least one capping agent including a biochemical constituent of wood or a woody plant or a derivative thereof functionally associated to the nanoparticle core. Some embodiments provide for wood products and wood treatment compositions including such capped nanoparticles, and methods for preparing and using such capped nanoparticles to produce treated wood or treated wood products.Type: ApplicationFiled: June 22, 2011Publication date: December 27, 2012Applicant: EMPIRE TECHNOLOGY DEVELOPMENT LLCInventor: Sung-Wei Chen
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Publication number: 20120329750Abstract: A method for separating and purifying the active hematinic species (AHS) present in iron-saccharidic compositions, including AHS such as sodium ferric gluconate complex, ferric hydroxide-sucrose complex and ferric saccharate complex and others of similar form and function. The method separates the AHS from one or more excipients and, preferably, lyophilizes the separated AHS. Separation of the AHS permits its analytical quantification, further concentration, purification and/or lyophilization as well as preparation of new and useful products and pharmaceutical compositions, including those useful for the treatment of humans and animals.Type: ApplicationFiled: December 29, 2010Publication date: December 27, 2012Applicant: CHROMACEUTICAL ADVANCED TECHNOLOGIES, INC.Inventors: Robert A. Beck, Robert A. Mateer, JR.
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Publication number: 20120316133Abstract: A water soluble iron carbohydrate complex obtainable from an aqueous solution of iron(III) salt and an aqueous solution of the oxidation product of one or more maltrodextrins using an aqueous hypochlorite solution at a pH-value within the alkaline range, where, when one maltodextrin is applied, its dextrose equivalent lies between 5 and 20, and when a mixture of several maltodextrins is applied, the dextrose equivalent of the mixture lies between 5 and 20 and the dextrose equivalent of each individual maltodextrin contained in the mixture lies between 2 and 40, a process for its production and a medicament for the treatment and prophylaxis of iron deficiency conditions.Type: ApplicationFiled: July 24, 2012Publication date: December 13, 2012Applicant: VIFOR (INTERNATIONAL) AG.Inventors: Peter Geisser, Erik Philipp, Walter Richle
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Publication number: 20120277409Abstract: The current disclosure, in one embodiment, includes a polysaccharide conjugate. This conjugate has a polysaccharide and at least one liner covalently bound to the polysaccharide. The conjugate also has at least one metal conjugated by said linker. According to another embodiment, the disclosure provides a method of synthesizing a polysaccharide conjugate by covalently bonding a linker to a polysaccharide to obtain an intermediate and by conjugating said intermediate to a metal to form a polysaccharide conjugate. This conjugate has a higher relaxivity, so it is suitable to be used as a contrast medium for hybrid camera.Type: ApplicationFiled: April 10, 2012Publication date: November 1, 2012Applicants: BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM, TAIWAN HOPAX CHEMS. MFG. CO., LTD.Inventors: DAVID J. YANG, YEN-SHIAN WU, HSIEN-FAN CHEN, YUN-CHI LO, NING TSAO, CHIH-WEI HSU
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Publication number: 20120264931Abstract: Provided is a complex comprising a hydrophobic cluster compound and a ?-1,3-1,6-D-glucan having a degree of branching (a ratio of ?-1,6 linkages to ?-1,3 linkages) of 50 to 100%.Type: ApplicationFiled: November 26, 2010Publication date: October 18, 2012Inventors: Toshio Suzuki, Hideaki Ueda, Takeshi Nagasaki, Mitsunori Kirihata, Munenori Numata, Atsushi Ikeda
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Publication number: 20120245120Abstract: The present invention relates to a zinc sucrose octasulfate of the general formula I, a process for preparing same and its use in the pharmaceutical and/or cosmetic field wherein: 0?n?4 n is an integer Y represents OH, Cl, Br, I, NO3, C6H5O7, CH3CO2, CF3CO2, or —OCH3.Type: ApplicationFiled: December 3, 2010Publication date: September 27, 2012Applicant: PIERRE FABRE DERMO-COSMETIQUEInventors: Pierre Fabre, Séverine Jeulin, Marion Kopec
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Patent number: 8263564Abstract: The invention provides an iron-carbohydrate complex compound which is characterized by a content of iron(II). The invention also provides processes for the preparation of the iron-carbohydrate complex compound and the use thereof for treatment of iron deficiency anaemias.Type: GrantFiled: January 15, 2008Date of Patent: September 11, 2012Assignee: Vifor (International) AGInventors: Stefan Reim, Peter Geisser
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Patent number: 8258501Abstract: A method of using a metal complex as an n-dopant for doping an organic semiconducting matrix material in order to alter the latter's electrical characteristics is provided. In order to provide n-doped organic semiconductors with matrix materials having a low reduction potential, while achieving high conductivities, the n-dopant is a neutral electron-rich metal complex with a neutral or charged transition metal atom as a central atom and having at least 16 valence electrons. The complex can be polynuclear and can possess at least one metal-metal bond. At least one ligand can form a ? complex with the central atom, which can be a bridge ligand, or it can contain at least one carbanion-carbon atom or a divalent atom. Methods for providing the novel n-dopants are provided.Type: GrantFiled: March 3, 2005Date of Patent: September 4, 2012Assignee: Novaled AGInventors: Ansgar Werner, Olaf Kühl, Simon Gessler, Horst Hartmann, Andre Grüssing, Michael Limmert, Andrea Lux, Kentaro Harada
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Publication number: 20120214986Abstract: The present invention relates to novel processes for the preparation of iron (III) carboxymaltose complex. Thus, for example, a mixture of one or more maltodextrins, ferric hydroxide and water is heated, the resulting iron maltodextrin complex is oxidized using an aqueous sodium hypochlorite solution, followed by maintaining at 25° C. to 125° C. to produce iron (III) carboxymaltose complex.Type: ApplicationFiled: November 4, 2009Publication date: August 23, 2012Applicant: SYMED LABS LIMITEDInventors: Dodda Mohan Rao, Pingili Krishna Reddy, Buthukuri Venkat Reddy
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Publication number: 20120115823Abstract: Bismuth-containing compounds include bismuth and a biologically active agent coordinated to the bismuth. The biologically active agent includes at least one heteroatom configured for coordination with the bismuth. Coordination polymers include a polymer matrix that contains a bismuth-containing compound. Methods for modulating a pharmacokinetic property of a biologically active agent include coordinating the biologically active agent to bismuth to form a bismuth-containing compound, and administering the bismuth-containing compound orally to a patient. Methods for treating Parkinson's disease, methods for treating hypothyroidism, methods for treating ulcerative colitis, and methods for treating cancer each include administering a bismuth-containing compound to a patient.Type: ApplicationFiled: November 8, 2010Publication date: May 10, 2012Inventors: John D. Price, Thomas Piccariello, Robert A. Oberlender, Michaela E. Mulhare, Scott B. Palmer
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Publication number: 20120070378Abstract: A Ianthanide complex, method of forming and method of using the lanthanide complex as a near-infrared luminescent material are described. The complex includes at least one lanthanide ion and at least one polydentate ligand derived from a molecule having the general formula of Structure: Structure 2, where: E represents a heteroatom or heteroatom-containing group and R1R8 are independently selected from H, —OH, —NH2, —SO3H, —CO2H, halides, optionally substituted organic groups; and conjugated linking groups which link two of the polydentate ligands of Structure 2 together.Type: ApplicationFiled: December 11, 2009Publication date: March 22, 2012Applicant: The University of AkronInventors: Yi Pang, Qinghui Chu
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Publication number: 20120071443Abstract: Materials and methods for studying and modulating the interaction of carbohydrate-containing moieties with other species are described, in particular, small particles, e.g. clusters of metal or semiconductor atoms, which can be employed as a substrate for immobilising a plurality of ligands comprising carbohydrate groups. These “nanoparticles” can then be used to study carbohydrate mediated interactions, e.g. with other carbohydrates or proteins, and as therapeutics and diagnostic reagents.Type: ApplicationFiled: November 29, 2011Publication date: March 22, 2012Applicant: Midatech LimitedInventors: Soledad Penades, Javier Rojo, Manuel Martin-Lomas
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Publication number: 20120029167Abstract: A drug using the magnetic properties of a metal salen complex as represented by the following general formula in order to magnetize the intended drug by chemically binding the drug to a metal salen complex so that the drug can be delivered to the target diseased site. The drug can be delivered to the diseased site using the magnetic properties of the drug per se without using a carrier made of a magnetic substance as in the conventional methods.Type: ApplicationFiled: May 20, 2011Publication date: February 2, 2012Applicants: Yoshihiro Ishikawa, IHI CorporationInventors: Yoshihiro ISHIKAWA, Haruki Eguchi
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Publication number: 20120010166Abstract: The invention relates to an iron oligosaccharide compound with improved stability comprising a hydrogenated oligosaccharide in stable association with ferric oxyhydroxide, the content of dimer saccharide in said hydrogenated oligosaccharide being 2.9% by weight or less, based on the total weight of the hydrogenated oligosaccharide. In further aspects is provided a process for preparing said compound as well as the use of said compound for preparation of a composition for treatment of iron deficiency anaemia.Type: ApplicationFiled: March 25, 2009Publication date: January 12, 2012Applicant: Pharmacosmos Holding A/SInventor: Hans Andreasen
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Publication number: 20110280914Abstract: Described herein are composites useful in tissue and organ engineering. In one aspect, the composite comprises the reaction product between a macromolecule comprising at least one thiol group and a gold nanoparticle. The thiolated macro-molecule crosslinks with the gold nanoparticle to produce a composite that is useful in anchoring cells. The composites can be used to form multi-layer 3-D structures, where the cells in each layer can aggregate and fuse with one another to form tissues and organs.Type: ApplicationFiled: December 17, 2009Publication date: November 17, 2011Applicant: University of Utah Research FoundationInventors: Glenn D. Prestwich, Aleksander Skardel, Jianxing Zhang
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Publication number: 20110282048Abstract: The present invention relates to a method of cross-linking a polymeric carbohydrate material with a second material by means of a soluble carbohydrate polymer and a crosslinking agent. The present invention furthermore relates to the resulting cross-linked material, to uses of the cross-linked material, as well as to a kit comprising the soluble carbohydrate polymer and the cross-linking agent.Type: ApplicationFiled: January 25, 2006Publication date: November 17, 2011Applicant: Swe Tree Technologies ABInventors: Harry Brumer, Mark William Rutland, Michael L. Sinnott, Tuula Telervo Teeri, Qi Zhou
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Patent number: 8030480Abstract: The present invention relates to a cost-effective process for manufacture of iron sucrose complex.Type: GrantFiled: December 2, 2005Date of Patent: October 4, 2011Assignee: Emcure Pharmaceuticals LimitedInventors: Milind Moreshwar Gharpure, Baburao Manikrao Bhawal, Rajiv Pandurag Sutar, Satish Ramanlal Mehta
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Publication number: 20110220539Abstract: A process for preparing parenteral iron-saccharidic complexes, and the complexes produced, comprising: (1) providing an aqueous solution or dispersion including (i) Fe(III) and (OH)? ions and (ii) at least one saccharide, to form a reaction mixture, where the molar ratio of (i):(ii) is about 30:1 to about 1:30; and the mixture temperature and pH are at or above the complex assembly point (CAP); and (2) maintaining temperature and pH at or above the CAP for a time sufficient to form an iron-saccharidic complex having a molecular weight of about 25,000 Daltons or more. Control of the temperature and pH efficiently produces a high molecular weight complex. The complex can be separated by precipitation, dialysis and/or column fractionation and, if desired, dried, e.g., lyophilized or spray dried. The process can controllably synthesize complexes of varying molecular weight and/or chemical composition, particularly sodium ferric gluconate and ferric hydroxide-sucrose.Type: ApplicationFiled: May 16, 2011Publication date: September 15, 2011Applicant: CHROMACEUTICAL ADVANCED TECHNOLOGIES, INC.Inventors: Robert A. Beck, Robert A. Mateer, JR., John Kowalski
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Publication number: 20110223633Abstract: An affinity matrix comprising a metal ion covalently attached thereto and methods for making and using the same are described. The matrix has affinity for various phosphorylated biomolecules, such as phosphoproteins/phosphopeptides. The matrix may be used in a variety of different applications, including phospho-biomolecule (e.g., phosphoprotein and phosphopeptides) enrichment/purification and characterization applications. Also provided are kits and systems that include the matrix.Type: ApplicationFiled: October 20, 2009Publication date: September 15, 2011Inventors: Alexey V. Pshezhetsky, Ilya E. Nifant'Ev
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Publication number: 20110212029Abstract: The use of nanoparticles for imaging a tumour in a mammal using electrical impedance tomography. The nanoparticles comprise a core of metal and/or semiconductor atoms to which are linked ligands that comprise a molecule capable of attaching to a specific tumour biomarker.Type: ApplicationFiled: November 6, 2009Publication date: September 1, 2011Inventors: Richard Harold Bayford, Ivan Maurice Roitt, Thomas William Rademacher, Andreas Demosthenous, Raymond Kruse Iles
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Publication number: 20110171715Abstract: The invention discloses a biocompatible polymer for covalently modifying magnetic nanoparticles. The biocompatible polymer may be coupled to a targeting agent and/or a fluorescent dye. The invention also discloses a magnetic nanoparticle with biocompatibilities comprising the biocompatible polymer.Type: ApplicationFiled: April 22, 2008Publication date: July 14, 2011Applicant: Industrial Technology Research InstituteInventors: Wen-Hsiang Chang, Wen-Uan Hsieh, Shiu-Hua Huang, Chin-1 Lin, Shian-Jy Jassy Wang, Kelly Teng
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Publication number: 20110165603Abstract: The present invention relates to novel compounds which are capable as acting as fluorescent sensors or which are precursors for these and for the use of these for the assay of biological processes such as posttranslational modifications of biological molecules such as phosphorylation, de-phosphorylation, proteolytic cleavage, phosphodiesterase mediated hydrolysis of cyclic nucleotides, methylation, acetylation of proteins peptides, DNA, lipids and the detection of biomolecule interactions (e.g., protein-protein interactions). A small molecule sensor is described which can associate to phosphorylated biological targets via metal ion—phosphate association. The association event can be monitored as fluorescence quench, sensitized emission, fluorescence polarization or a combination thereof.Type: ApplicationFiled: August 26, 2009Publication date: July 7, 2011Applicant: Gyrasol Technologies Inc.Inventors: Frauke H. Rininsland, Shannon Keeley Wittenburg, Wendy L. Weatherford
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Publication number: 20110123452Abstract: Described herein are a class of metal oligomers and polymers that contain both metals and organic groups. Said oligomers and polymers have utility in many applications including biomedical imaging, radiation therapy, drug delivery, and in vitro analytical techniques, such as fluorescence and phosphorescence.Type: ApplicationFiled: November 24, 2010Publication date: May 26, 2011Applicant: NANOPROBES, INC.Inventor: James F. Hainfeld
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Patent number: 7947818Abstract: Heteromolecular metal-humic organic complexes of the type: (A)n-(Metal)x-(B)m where A is one or several humic complexes which may be totally or partially sulfonated or may have been treated with an amine in order to protect the carboxylic groups from interacting with polyvalent cations, and B is a non-humic complexing (organic chelating agent) compound, the biological and chemical stability whereof allows for protection of the metal and the multitoothed or multi-valent molecule involved in the complex against degradation phenomena, both chemical and microbiological, having the beneficial effect of humic acid, as an effective plant growth and nutrition stimulant and as a metabolic and immune system activator in animals and humans.Type: GrantFiled: March 6, 2008Date of Patent: May 24, 2011Inventors: Jose Maria Garcia-Mina Freire, Roberto Baigorri Ekisoain, Angel Maria Zamarreno Arregui, Eva Bacaicoa Llundain, Marta Fuentes Ramirez
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Publication number: 20110070159Abstract: Provided is a composition which contains a red microalga polysaccharide and a heavy metal, which is used as a cosmetic, diagnostic, or pharmaceutical formulation. The pharmaceutical formulation may be employed topically or for treating nutritional and other disorders.Type: ApplicationFiled: May 21, 2009Publication date: March 24, 2011Applicant: Ben-Gurion University of the Negev Research and Development AuthorityInventor: Shosh Arad
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Publication number: 20110059907Abstract: This invention relates to certain complexes of ascorbic acid and its derivatives with certain natural antioxidant and anti-inflammatory ketones for topical or oral application; said complexes having general chemical formula (I), its isomers, and salts thereof, including their optically active or racemic forms.Type: ApplicationFiled: November 16, 2010Publication date: March 10, 2011Applicant: Island Kinetics Inc.Inventors: SHYAM K. GUPTA, Linda Walker
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Publication number: 20110020243Abstract: Disclosed are compositions comprising nanoparticles and uses thereof. Such nanoparticles include gold nanoparticles conjugated to glucose or a glucose derivative, which are useful as contrast agents in imaging methods such as computed tomography (CT). Nanoparticles disclosed herein are useful in imaging various cells, tissues, and organs, and are particularly useful in imaging tumors and tumor cells in vitro and in vivo.Type: ApplicationFiled: July 26, 2010Publication date: January 27, 2011Inventor: Bulent AYDOGAN
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Publication number: 20100239493Abstract: The present invention includes polyol modified titanium compounds, their preparation and use in methods to make biomolecule compatible monolithic titania. The invention also includes the use of the biomolecule compatible monolithic titania in bioanalytic applications, for example in biosensors, chromatographic columns, microarrays and bioaffinity columns.Type: ApplicationFiled: September 24, 2007Publication date: September 23, 2010Applicant: MCMASTER UNIVERSITYInventors: Yunyu Yi, Michael A. Brook, John D. Brennan, Yang Chen