Molecular Bilayer Structure (e.g., Vesicle, Liposome) Patents (Class 424/1.21)
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Patent number: 11660269Abstract: A composition and method for treating a subject following myocardial infarction are provided. The composition includes a non-PEGylated liposome. The method includes administering a non-PEGylated liposome to a subject in need thereof following myocardial infarction.Type: GrantFiled: March 30, 2020Date of Patent: May 30, 2023Assignee: University of Kentucky Research FoundationInventors: Vincent J. Venditto, Ahmed Abdel-Latif, Ahmed Al-Darraji, Dave Feola, John C. Gensel
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Patent number: 11389422Abstract: Nanoparticles comprising micheliolide (MCL) or derivatives thereof, and optionally additional therapeutic agents, such as chemotherapeutic agents, are described. Also described are methods of treating diseases, such as cancer, comprising the use of combinations of MCL or a derivative thereof with X-ray irradiation and/or other therapeutic agents, such as immune checkpoint inhibitors. The use of the combinations can provide synergistic anticancer therapeutic efficacy, for example, as the MCL or derivative thereof can both sensitize cancer cells to therapy and target resistant cancer stem cells (CSCs) for selective cell death.Type: GrantFiled: April 27, 2020Date of Patent: July 19, 2022Assignee: The University of ChicagoInventors: Wenbin Lin, Christina Chan, Wenbo Han
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Patent number: 11304884Abstract: A method of treating a material, the method comprising contacting the material with a composition comprising an alpha-substituted aldehyde.Type: GrantFiled: April 21, 2017Date of Patent: April 19, 2022Assignee: Innospec LimitedInventors: Tony Gough, Matthew Robert Giles, Kimberley Elizabeth Griffiths, Nicholas John Dixon, Ian Malcolm McRobbie
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Patent number: 11285195Abstract: The pharmaceutical composition for inhibiting expression of CD47 in tumor cells provided by the present invention contains: exosomes produced by cultured tumor cells in an amount effective for inhibiting expression of the CD47; and a pharmaceutically acceptable carrier.Type: GrantFiled: January 26, 2018Date of Patent: March 29, 2022Inventors: Ikuhiko Nakase, Kosuke Noguchi, Nahoko Baileykobayashi, Tetsuhiko Yoshida
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Patent number: 11266755Abstract: The present invention pertains to a novel liposome-based contrast agent that is for suppressing absorption in the reticuloendothelial system and for tumor-specific delivery of a radiolabeled substance. More specifically, the present invention pertains to: a liposome contrast agent containing a lipid and a compound of chemical formula 1, which is a radiolabeled substance, the liposome contrast agent being characterized in that the lipid is composed of (a) cholesterol, (b) 1,2-dipalmitoyl-sn-glycero-3-phosphocholine (DPPC), and (c) 1,2-distearoyl-sn-glycero-3-phosphoethanolamine-N [methoxy(polyethylene glycol)-2000] (DSPE-PEG2000); and a cancer diagnostic composition containing the liposome contrast agent as an active ingredient.Type: GrantFiled: December 2, 2019Date of Patent: March 8, 2022Assignee: KYUNGPOOK NATIONAL UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Jeong Soo Yoo, Woong Hee Lee
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Patent number: 11260028Abstract: Disclosed herein are pharmaceutical formulations of aprepitant suitable for parenteral administration including intravenous administration. The pharmaceutical formulations are stable and ready-to-use liposomes for the treatment of emesis and are particularly useful for treatment of chemotherapy or surgery-induced nausea and vomiting. Methods of preparation of the aprepitant formulations are also provided.Type: GrantFiled: June 26, 2018Date of Patent: March 1, 2022Assignee: ForDoz Pharma Corp.Inventors: Sydney Ugwu, Xin He, Zengli Fu, Xin Teng, Ming Ji
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Patent number: 11255858Abstract: The invention relates to the use of a lectin that recognizes the fucose ? 1-2 galactose unit, as a first means for labeling and optionally a second means for labelling colorectal cancer stem cells, in particular a lectin that recognizes the T antigen, in order to carry out a method for the detection and optionally isolation of colorectal cancer stem cells, a method for the detection and optionally isolation of colorectal cancer stem cells for research purposes, and a method for the in vitro diagnosis of colorectal cancer recurrence risk and/or aggressiveness so as to define a prognostic value in order to make colorectal cancer therapy adjustments, as well as a kit comprising a lectin that recognizes the fucose ? 1-2 galactose unit and a lectin that recognizes the T antigen.Type: GrantFiled: December 2, 2016Date of Patent: February 22, 2022Assignee: UNIVERSITE DE LIMOGESInventors: Aurélie Lacroix, Frédéric Varnat, Ludovic Micallef, Fabrice Lalloue, Marie-Odile Jauberteau
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Patent number: 11202805Abstract: The invention relates to the isolation or extraction of exosomes.Type: GrantFiled: January 12, 2021Date of Patent: December 21, 2021Assignee: Exopharm LimitedInventors: Chacko Joseph, Jim Palmer, Ian Dixon, Gregor Lichtfuss
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Patent number: 11191836Abstract: Biodegradable Periodic Mesoporous Organosilica (BPMO) nanomaterials and methods of making BPMOs loaded with Neutron Capture Agents are disclosed herein. Consequently, the BPMOs loaded with Neutron Capture Agents provide a method of treating cancer, immunological disorders and other disease by utilizing a Neutron Capture Therapy modality.Type: GrantFiled: May 31, 2019Date of Patent: December 7, 2021Assignee: TAE Life Sciences, LLCInventor: Fuhuhiko Tamanoi
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Patent number: 11160885Abstract: A composition, and method thereof, for stabilizing a fluorocarbon emulsion includes phosphatidylcholine, phosphatidylethanolamine-PEG, and a cone-shaped lipid.Type: GrantFiled: January 26, 2019Date of Patent: November 2, 2021Assignee: Microvascular Therapeutics LLCInventors: Evan C. Unger, Daniel C. Evans
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Patent number: 11155874Abstract: Microvesicles are small membrane vesicles that either shed or bud off eukarotic cells. Analysis of the nucleic acid content of microvesicles may be useful in detecting the presence or absence of genetic aberrations. This invention discloses novel methods of diagnosing, prognosing, monitoring, or treating a disease, such as cancer, or other medical condition in a subject involving analyzing one or more nucleic acids contained within an isolated microvesicle for the presence or absence of one or more Kras genetic aberrations.Type: GrantFiled: July 21, 2015Date of Patent: October 26, 2021Assignee: THE GENERAL HOSPITAL CORPORATIONInventors: Johan Karl Olov Skog, Xandra O. Breakefield
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Patent number: 11083683Abstract: A topical composition comprising at least one retinoid, alfalfa extract, and at least one carrier and uses thereof.Type: GrantFiled: October 27, 2017Date of Patent: August 10, 2021Assignee: Coty Inc.Inventor: Muriel Pujos
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Patent number: 11007211Abstract: Disclosed herein are CCR7 aptamers that specifically bind to and internalize into CCR7-expressing cells. The aptamers can be used as a therapeutic agent by itself or in combination with a small molecule by forming a conjugate with the small molecule. Targeted delivery of the small molecule can be achieved by such conjugates. Also disclosed are methods of treating a subject suffering from cancer by administering an effective amount of the aptamer or the aptamer-small molecule conjugate to the subject.Type: GrantFiled: January 4, 2019Date of Patent: May 18, 2021Assignee: CITY OF HOPEInventors: John Rossi, Jiehua Zhou, Mayumi Takahashi
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Patent number: 10993913Abstract: An object of the present invention is to provide an oxaliplatin-encapsulating liposome aqueous dispersion that has excellent long-term storage stability. The present invention provides an aqueous dispersion of liposomes encapsulating oxaliplatin, the oxaliplatin-encapsulating liposome aqueous dispersion containing 2-morpholinoethanesulfonic acid in an external aqueous phase.Type: GrantFiled: July 3, 2019Date of Patent: May 4, 2021Assignees: Taiho Pharmaceutical Co., Ltd, University of TokushimaInventors: Yusuke Doi, Tatsuhiro Ishida
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Patent number: 10973765Abstract: Disclosed are cell membrane-derived nanovesicles, a method of preparing the nanovesicles, and a pharmaceutical composition and a diagnostic kit using the nanovesicles. The cell membrane-derived nanovesicles may prevent potential adverse effects because intracellular materials (e.g., genetic materials and cytosolic proteins) unnecessary for delivering therapeutic or diagnostic substances are removed from the nanovesicles. In addition, as the nanovesicles may be targeted to specific cells or tissues, therapeutic or diagnostic substances may be predominantly delivered to the targeted cells or tissues, while delivery of the substances may be inhibited. Therefore, the nanovesicles may alleviate suffering and inconvenience of patients by reducing adverse effects of therapeutic substances and by improving efficacy of the substances.Type: GrantFiled: August 24, 2015Date of Patent: April 13, 2021Assignee: POSTECH ACADEMY-INDUSTRY FOUNDATIONInventors: Yong Song Gho, Dong-Sic Choi, Gyeongyun Go
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Patent number: 10828255Abstract: A submicron structure comprising a silica body defining a plurality of pores that are suitable to receive molecules therein, and having a surface, and a phospholipid bilayer coating the surface, wherein said submicron structure has a maximum dimension of less than one micron, and wherein the phospholipid bilayer stably seals the plurality of pores; and wherein the submicron structure is a member of a monodisperse population of submicron structures.Type: GrantFiled: March 5, 2014Date of Patent: November 10, 2020Assignee: The Regents of the University of CaliforniaInventors: Andre E. Nel, Jeffrey I. Zink, Huan Meng
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Patent number: 10765755Abstract: A delivery system of coated and uncoated nanoparticles (NP) for delivery of methylene blue (MB). The delivery system was developed using PLGA-based polymer that was repeatedly shown to be biocompatible and biodegradable. The parameters of synthesized NPs were within the suitable range for BBB permeation—specifically, the NPs were monodispersed, with slight negative charge, and with the size within 100-150 nm range suitable for intravenous delivery and delivery to the brain. The coating on the nanoparticle did not have a significant impact on the nanoparticle size and zeta potential. Based on the immunoblotting experiments using AD cellular model, the GSH coated NPs were better in reducing tau levels compared to MB solution. In vitro BBB Transwell permeation study showed eight fold higher MB-NP permeation compared to the MB solution over 24 hours.Type: GrantFiled: November 20, 2014Date of Patent: September 8, 2020Assignee: University of South FloridaInventors: Umesh Kumar Jinwal, Vijaykumar Bhadabhai Sutariya
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Patent number: 10737093Abstract: A wearable item is formed of conductive fibers and non-conductive fibers. Encapsulated nutrients are placed on the non-conductive fibers. A voltage is placed on the conductive lines in order to induce an electric field so that the effective absorption rate of the nutrients through the skin of a user is increased.Type: GrantFiled: July 2, 2015Date of Patent: August 11, 2020Assignee: The Vitasken Venture ClubInventors: Keith Fletcher, Joel Greco
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Patent number: 10716757Abstract: The present invention relates to liposomal compositions, comprising liposomes containing tetraether lipids (TELs), and further comprising the lipopeptide Myr-HBVpreS/2-48 (Myrcludex B) as part of said liposomes, as well as uses thereof for the prevention or treatment of hepatic disorders or diseases, and/or for the oral hepatic delivery of therapeutic and/or diagnostic agents.Type: GrantFiled: October 11, 2016Date of Patent: July 21, 2020Assignee: Universität HeidelbergInventors: Gert Fricker, Walter Mier, Frieder Helm, Philipp Uhl, Stephan Urban
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Patent number: 10702614Abstract: A method of treating a tumor in a subject, or reducing or preventing metastasis of a tumor in a subject, is provided comprising administering to the subject an amount of a bacteria labelled with, or comprising, one or more radionuclides so as to treat the tumor in the subject, or so as to reduce or prevent metastasis of the tumor in the subject. Radiobacteria-containing compositions and pharmaceutical compositions are also provided.Type: GrantFiled: February 3, 2012Date of Patent: July 7, 2020Assignee: ALBERT EINSTEIN COLLEGE OF MEDICINEInventors: Ekaterina Dadachova, Claudia Gravekamp, Arturo Casadevall
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Patent number: 10639327Abstract: Disclosed are compositions comprising calcium carbonate nanoparticles and albumin. Also disclosed are compositions wherein the calcium carbonate nanoparticles further comprise targeting ligands, coatings, therapeutic agents and dyes. The compositions can be used in methods for neutralizing extracellular pH and in treating cancer.Type: GrantFiled: November 21, 2016Date of Patent: May 5, 2020Assignee: Washington UniversityInventors: Avik Som, Samuel I. Achilefu, Ramesh Raliya, Pratim Biswas
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Patent number: 10488403Abstract: The present disclosure relates to a method for the isolation of microvesicles comprising contacting the sample with at least one polysaccharide to isolate the microvesicles.Type: GrantFiled: July 19, 2013Date of Patent: November 26, 2019Assignee: Atlantic Cancer Research InstituteInventor: Anirban Ghosh
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Patent number: 10449193Abstract: The present invention includes compositions and methods for preventing one or more cardiac channelopathies or conditions resulting from irregularities or alterations in cardiac patterns caused by an active agent or a drug in a human or animal subject comprising: an amount of a lysophosphatidylglycerol adapted for oral administration effective to reduce or prevent one or more cardiac channelopathies or conditions resulting from irregularities or alterations in cardiac patterns caused by the active agent or drug.Type: GrantFiled: October 19, 2016Date of Patent: October 22, 2019Assignee: Signpath Pharma Inc.Inventors: Lawrence Helson, George M. Shopp, Annie Bouchard, Muhammed Majeed
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Patent number: 10342747Abstract: The skin serves as a barrier that protects the body from the external environment and prevents water loss. This barrier function also prevents most hydrophilic or hydrophobic and large molecular weight ingredients (>500 kDa) from penetrating intact skin. Until recently, methods to increase stratum corneum permeability were generally not effective enough to make the stratum corneum so permeable that the barrier posed by the viable epidermis mattered. However, that has now changed with the development of the present embodiment's physical methods and highly optimized chemical formulations, such that we revisited the permeability of the full epidermis with the example embodiment's constructs and not focus only on the stratum corneum. This example embodiment therefore tests the hypothesis that the viable epidermis offers a significant permeability barrier to both small molecules and macromolecules that becomes the rate limiting step.Type: GrantFiled: December 16, 2015Date of Patent: July 9, 2019Assignee: PPP&C INC.Inventor: David A. Richard
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Patent number: 10322073Abstract: The skin serves as a barrier that protects the body from the external environment and prevents water loss. This barrier function also prevents most hydrophilic or hydrophobic and large molecular weight ingredients (>500 kDa) from penetrating intact skin. Until recently, methods to increase stratum corneum permeability were generally not effective enough to make the stratum corneum so permeable that the barrier posed by the viable epidermis mattered. However, that has now changed with the development of the present embodiment's physical methods and highly optimized chemical formulations, such that we revisited the permeability of the full epidermis with the example embodiment's constructs and not focus only on the stratum corneum. This example embodiment therefore tests the hypothesis that the viable epidermis offers a significant permeability barrier to both small molecules and macromolecules that becomes the rate limiting step.Type: GrantFiled: March 15, 2017Date of Patent: June 18, 2019Assignee: PPP&C INC.Inventor: David A. Richard
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Patent number: 10322074Abstract: The skin serves as a barrier that protects the body from the external environment and prevents water loss. This barrier function also prevents most hydrophilic or hydrophobic and large molecular weight ingredients (>500 kDa) from penetrating intact skin. Until recently, methods to increase stratum corneum permeability were generally not effective enough to make the stratum corneum so permeable that the barrier posed by the viable epidermis mattered. However, that has now changed with the development of the present embodiment's physical methods and highly optimized chemical formulations, such that we revisited the permeability of the full epidermis with the example embodiment's constructs and not focus only on the stratum corneum. This example embodiment therefore tests the hypothesis that the viable epidermis offers a significant permeability barrier to both small molecules and macromolecules that becomes the rate limiting step.Type: GrantFiled: March 15, 2017Date of Patent: June 18, 2019Assignee: PPP&C INC.Inventor: David A. Richard
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Patent number: 10307349Abstract: The skin serves as a barrier that protects the body from the external environment and prevents water loss. This barrier function also prevents most hydrophilic or hydrophobic and large molecular weight ingredients (>500 kDa) from penetrating intact skin. Until recently, methods to increase stratum corneum permeability were generally not effective enough to make the stratum corneum so permeable that the barrier posed by the viable epidermis mattered. However, that has now changed with the development of the present embodiment's physical methods and highly optimized chemical formulations, such that we revisited the permeability of the full epidermis with the example embodiment's constructs and not focus only on the stratum corneum. This example embodiment therefore tests the hypothesis that the viable epidermis offers a significant permeability barrier to both small molecules and macromolecules that becomes the rate limiting step.Type: GrantFiled: March 15, 2017Date of Patent: June 4, 2019Assignee: PPP&C INC.Inventor: David A. Richard
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Patent number: 10213383Abstract: An improved method for the manufacture of an oil-in-water emulsion involves three procedures: (i) preparation of a preliminary emulsion; (ii) micro fluidization of the preliminary emulsion to reduce its droplet size; and (iii) filtration of the microfluidized emulsion through a hydrophilic membrane. The emulsions are useful as vaccine adjuvants.Type: GrantFiled: December 3, 2010Date of Patent: February 26, 2019Assignee: NOVARTIS AGInventors: Gottfried Kraus, Robert Eskes
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Patent number: 10201500Abstract: The present invention encompasses prodrug compositions, nanoparticles comprising one or more prodrugs, and methods of use thereof.Type: GrantFiled: June 10, 2016Date of Patent: February 12, 2019Assignee: Washington UniversityInventors: Gregory M. Lanza, Dipanjan Pan
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Patent number: 10092516Abstract: The invention broadly comprises a chemical composition including a plurality of cholesteryl esters arranged to form a vesicle. In several embodiments, all of the plurality of cholesteryl esters have a same molecular length, which in some embodiments provides a vesicle having a generally smooth outer surface, while in other embodiments, a portion of the plurality of cholesteryl esters have different molecular lengths, which in some embodiments provides a vesicle having a generally irregular outer surface. In yet further embodiments, a shape of the vesicle is selected from the group consisting of spherical, oval, disc-like, tubular and polyhedral shapes, and in yet other embodiments, a wall of the vesicle is selected from the group consisting of a monolayer and a bilayer. In still further embodiments, the chemical composition further includes a polyethylene glycol coat of mixed polymer size.Type: GrantFiled: June 17, 2015Date of Patent: October 9, 2018Assignee: THERASYN SENSORS, INC.Inventor: Mary P. McCourt
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Patent number: 10076580Abstract: The present invention relates to a new composition comprising gas-filled microvesicles for contrast imaging which are particularly suitable for providing an effective echo response to at least two selected ultrasound waves having different frequencies. Said composition preferably comprises at least two different preparations of gas-filled microvesicles having respective peaks of non-linear echographic response differing by at least 2 MHz to each other, and preferably have respective size distributions with different median sizes. In particular, said preparations preferably have size distributions with respective DV50 values differing from each other by at least 0.5 ?m, more preferably at least 1.0 ?m. Alternatively, said composition has a volume size distribution showing a value of Bowley skewness of 0.16 or higher.Type: GrantFiled: December 28, 2015Date of Patent: September 18, 2018Assignee: BRACCO SUISSE S.A.Inventors: Philippe Bussat, Peter Frinking, Christian Guillot, Michel Schneider
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Patent number: 10022397Abstract: The invention disclosed provides means of inhibiting, ameliorating, and/or treatment of rheumatoid arthritis through the use of Noble gas containing mixtures. In one embodiment, the invention provides means of reducing inflammation and immune associated pathology through administration of Noble gas mixtures. In one specific embodiment, Xenon gas is administered to a patient in need at concentrations and frequencies sufficient to inhibit inflammatory and autoimmune processes. In another embodiment Noble gas mixtures are administered to reduce pain and provide symptomatic relieve to a patient suffering from rheumatoid arthritis. In another embodiment the use of Noble gas containing mixtures is disclosed as a means of reducing joint destruction through inhibition of matrix metalloprotease production and activity.Type: GrantFiled: June 20, 2017Date of Patent: July 17, 2018Inventors: Vlad Bogin, Thomas Ichim
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Patent number: 9994682Abstract: Novel block copolymers comprising at least one (poly)2-C1-3alkyl-2-oxazoline block and at least one (poly)dimethyl siloxane block, having at least one end group X which includes both an —NH2 group and an —NH— group, have been found to be particularly suitable for forming vesicles. The vesicles may be used to form filtration membranes.Type: GrantFiled: March 24, 2015Date of Patent: June 12, 2018Assignee: APPLIED BIOMIMETIC A/SInventor: Mariusz Piotr Grzelakowski
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Patent number: 9987367Abstract: The present invention relates to novel hyaluronic acid (HA) hydrogels comprising vesicles loaded with a drug or a protein or a nucleic acid. The new HA hydrogels provide sustain release formulations that are useful for several clinical and surgical applications, including but not limited to ophthalmology (e.g. glaucoma, corneal, ocular inflammatory, vitreoretinal and medical retinal diseases) and dermatological conditions.Type: GrantFiled: September 6, 2013Date of Patent: June 5, 2018Assignee: NANYANG TECHNOLOGICAL UNIVERSITYInventors: Subramanian Venkatraman, Tina Tzee Ling Howden, Leonardus Kresna Widjaja
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Patent number: 9925143Abstract: There are provided compositions comprising lipidated glycosaminoglycan particles, methods for their preparation and uses thereof for the efficient in-vivo and in-vitro delivery of nucleic acids, such as, siRNA molecules.Type: GrantFiled: March 14, 2013Date of Patent: March 27, 2018Assignees: RAMOT AT TEL-AVIV UNIVERSITY LTD., QUIET THERAPEUTICS LTD.Inventors: Dan Peer, Evgenia Alpert
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Patent number: 9920028Abstract: The present invention provides a cationic lipid, which allow nucleic acids to be easily introduced into cells, represented by formula (I) (wherein: R1 and R2 are, the same or different, alkenyl, etc, and X1 and X2 are hydrogen atoms, or are combined together to form a single bond or alkylene, and X3 is absent or is alkyl, etc, Y is absent or anion, a and b are, the same or different, 0 to 3, and L3 is a single bond, etc, R3 is alkyl, etc, L1 and L2 are —O—, —CO—O— or —O—CO—), a composition comprising the cationic lipid and a nucleic acid, and a method for introducing a nucleic acid into a cell by using the composition comprising the cationic lipid and the nucleic acid, and the like.Type: GrantFiled: July 1, 2016Date of Patent: March 20, 2018Assignee: KYOWA HAKKO KIRIN CO., LTD.Inventors: Takeshi Kuboyama, Tomohiro Era, Tomoyuki Naoi
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Patent number: 9901600Abstract: The invention provides compositions comprising mesenchymal stem cell (MSC) derived exosomes, and methods of their use in subjects having certain lung diseases including inflammatory lung disease.Type: GrantFiled: March 9, 2012Date of Patent: February 27, 2018Assignee: Children's Medical Center CorporationInventors: S. Alexander Mitsialis, Changjin Lee, Stella Kourembanas
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Patent number: 9872870Abstract: Embodiments provide systems, methods, and compositions for nanoparticle-based drug delivery to target cells or tissues. A drug delivery system may include a nanoparticle with a targeting component and a therapeutic component. The nanoparticle may have a predetermined number or valence of targeting molecules for multivalent interaction with a target cell or tissue. Binding of the targeting molecules to the target cell may result in receptor-mediated uptake of the nanoparticle by the target cell. The therapeutic component may be subsequently released within an endocytic vesicle of the target cell. Nanoparticle-based drug delivery systems as described herein may provide improved efficacy and/or reduced toxicity.Type: GrantFiled: November 5, 2012Date of Patent: January 23, 2018Assignee: University of Notre Dame du LacInventors: Zihni Basar Bilgicer, Tanyel Kiziltepe Bilgicer, Jonathan Darryl Ashley, Jared Stefanick, Nathan J. Alves, Michael W. Handlogten
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Patent number: 9856456Abstract: A composition comprising a polycationic agent and a polyanionic agent, and kits comprising the composition, is provided. In embodiments, the polyanionic agent is a nucleic acid and the polycationic agent is a modified polyalkyleneimine polymer.Type: GrantFiled: September 24, 2015Date of Patent: January 2, 2018Assignee: THERMO FISHER SCIENTIFIC BALTICS UABInventors: Arunas Lagunavicius, Lolita Zaliauskiene
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Patent number: 9856479Abstract: This invention relates to long non-coding RNAs (lncRNAs), libraries of those ncRNAs that bind chromatin modifiers, such as Polycomb Repressive Complex 2, inhibitory nucleic acids and methods and compositions for targeting lncRNAs.Type: GrantFiled: June 2, 2016Date of Patent: January 2, 2018Assignee: The General Hospital CorporationInventors: Jeannie T. Lee, Jing Zhao, Kavitha Sarma, Mark Borowsky, Toshiro Kendrick Ohsumi
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Patent number: 9839700Abstract: The invention relates to polymerized micelles of size inferior to 100 nm for in vivo diagnosis, in particular of cancer. The polymerized micelles of the invention comprise a diagnostic agent and an amphiphilic polymer obtainable by the polymerization of an amphiphilic monomer, said monomer comprising: a lipophilic chain comprising a polymerizable vinylic or diacetylenic group, and a hydrophilic head comprising a polyoxyethylene or polyoxypropylene chain. The invention finds application in the pharmaceutical field, in particular.Type: GrantFiled: July 7, 2011Date of Patent: December 12, 2017Assignee: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVESInventors: Eric Doris, Frédéric Duconge, Edmond Gravel, Nicolas Mackiewicz, Bertrand Tavitian
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Patent number: 9833464Abstract: The present invention relates to a target-aiming drug delivery system for diagnosis and treatment of cancer containing liposome labeled with peptides which specifically targets interleukin-4 receptors, and a manufacturing method thereof. The liposome which contains anticancer drugs labeled with IL4RPep peptides prepared in accordance with the present invention can deliver drugs to cancer cells in which IL-4 receptors are overexpressed by IL4RPep peptides which specifically bind to IL-4 receptors, and the drug delivery can recognize cancer cells specifically by a label. Thus, IL4RPep peptides can increase the effect of drugs only on cancer tissues and at the same time significantly reduce the side effects on normal tissues, which makes possible in vivo(molecular) imaging and early diagnosis of tumors.Type: GrantFiled: December 29, 2010Date of Patent: December 5, 2017Assignees: KYUNGPOOK NATIONAL UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION, INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTEInventors: In San Kim, Byung Heon Lee, Maggie J M Lu, Hsiang-Fa Liang, Yi-ju Ko, Ya-Chin Lo, Li-Wen Chang, Ming-Cheng Wei
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Patent number: 9789214Abstract: The present invention is related to a radiolabeled active targeting pharmaceutical composition, including: a bioconjugate and a radionuclide, wherein the bioconjugate includes a biomolecule and a metal nanoparticle, wherein the biomolecule has an affinity for receptors on the surface of a cell membrane and is selected from the group consisting of a peptide and a protein. The present invention further provides a method for evaluating a thermal adjuvant therapy for tumors and a kit thereof. The above-mentioned pharmaceutical composition is applied to evaluate a tumor accumulation time, so as to establish the optimal policy for a radiofrequency- or laser-induced thermal adjuvant therapy for tumors.Type: GrantFiled: September 18, 2014Date of Patent: October 17, 2017Assignees: INSTITUTE OF NUCLEAR ENERGY RESEARCH ATOMIC ENERGY COUNCIL, EXECUTIVE YUAN, NATIONAL YANG-MING UNIVERSITYInventors: Hsin-Ell Wang, Chien-Chung Hsia, Mao-Chi Weng, Kun-Liang Lin, Hao-Wen Kao, Chao-Cheng Chen, Kwan-Hwa Chi, Der-Chi Tien, Wuu-Jyh Lin
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Patent number: 9713591Abstract: The present disclosure provides a composition of matter comprising liposomes encapsulating in their intraliposomal aqueous compartment at least one active agent, the liposomes having a diameter of at least 200 nm and being embedded in a water insoluble, water absorbed cross-linked polymeric matrix. In one embodiment, the composition of matter is held within an aqueous medium, preferably being in iso-osmotic equilibrium with the intraliposomal aqueous compartments of the liposomes.Type: GrantFiled: October 11, 2009Date of Patent: July 25, 2017Assignee: Yissum Research Development Company of the Hebrew University of Jerusalem, LTD.Inventors: Yechezkel Barenholz, Rivka Cohen
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Patent number: 9597406Abstract: This invention provides the controlled-release method for a pharmaceutical composition comprising of metals in the drug carrier. The specific chelator is used to trigger the release of active pharmaceutical ingredients from chelating complex micelles. The drug release rate and half-life can also be controlled by manipulating the dosing sequence and the concentration of metal and specific chelator.Type: GrantFiled: January 31, 2013Date of Patent: March 21, 2017Assignee: ORIGINAL BIOMEDICALS CO., LTDInventors: Chia-Hung Chen, Chau-Hui Wang, John-Son Lin, Tieh-Hsiung Chiu, Jing-Yi Chen, Pi-Hung Liao, Chia-Chi Su, Wei-Chuan Liao
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Patent number: 9517202Abstract: The present invention is directed to phospholipid compositions and methods of preparation of phospholipid depots that are injectable through a fine needle. The phospholipid depots prepared by the methods described herein comprise nanometer-sized phospholipid particles and exhibit a higher degree of structural order compared to compositions prepared by other methods.Type: GrantFiled: June 14, 2012Date of Patent: December 13, 2016Assignee: LATITUDE PHARMACEUTICALS INC.Inventors: Andrew Xian Chen, Hailiang Chen
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Patent number: 9506103Abstract: The invention relates to a procedure for biphasic preparation of liposomes, in the course of which technically simple and cheap mechanical mixing methods are used to commingle non-polar organic phase containing an individual mixture of natural and synthetic phospholipids and polar aqueous (buffer) phase not miscible with it, resulting in a liposome emulsion of a unique structure. Furthermore, the invention comprises embodiments of the procedure related to the in vitro diagnostic use of liposomes prepared in this way, when protein type active components are anchored to the surface of liposome membranes without application of any detergents and non-protein type active components are simply mixed with the liposome emulsion of a unique structure. In one of the possible embodiments of the procedure a Prothrombin Time (PT) reagent is prepared. Another possible embodiment of the procedure is the preparation of an activated partial thromboplastin time (APTT) reagent.Type: GrantFiled: May 28, 2010Date of Patent: November 29, 2016Assignee: Diagon Ltd.Inventors: Jozsef Antal, Zoltan Vajda, Zsuzsanna Takatsy, Beata Nagy, Agnes Jakab, Laslo Jakab
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Patent number: 9498439Abstract: Nanoparticles comprising a prodrug and prodrugs linked to phospholipids, wherein the linkages facilitate release of the prodrugs from the nanoparticles to sites within a target cell or cell membrane by fusion of the particle and the cell membrane are disclosed. Also disclosed are methods for producing and using the nanoparticles and their constituents.Type: GrantFiled: April 15, 2011Date of Patent: November 22, 2016Assignee: WASHINGTON UNIVERSITYInventors: Gregory M. Lanza, Dipanjan Pan
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Patent number: 9446156Abstract: Image enhancing contrast agents for use in diagnostic and/or therapeutic methods, particularly in the form of gas-filled microvesicles, with enhanced stability. The gas-filled microvesicles are stabilized by a layer of amphiphilic material and comprise from 0.15% to 1.0% by moles of a lipid bearing a hydrophilic polymer. The lipid bearing a hydrophilic polymer is preferably a phospholipid linked to polyethyleneglycol.Type: GrantFiled: September 4, 2007Date of Patent: September 20, 2016Assignee: BRACCO SUISSE S.A.Inventors: Stephane Gorgerat, Christian Guillot, Feng Yan
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Patent number: 9433690Abstract: Methods and solutions are describes whereby radiopharmaceutical radium-224 solutions are added complex for scavenging daughter nuclide, which may enhance the overall targeting and reduces uptake of daughter nuclide in normal tissues and cells. This is accomplished without reducing the bone targeting ability of radium. The methods and solutions are convenient to use since the complexation of daughter nuclide can be done in situ in a ready to use radiopharmaceutical solution or, depending on the activity concentration, in a simple kit format by mixing two solutions and store the mixture for typically 1 minute to a few hours before administration to a patient. The use of targeted chelate scavengers for 224Ra daughter nuclide opens up the possibility for using 224Ra based solutions for medical treatments.Type: GrantFiled: February 26, 2015Date of Patent: September 6, 2016Assignee: SCIENCONS ASInventor: Roy Hartvig Larsen