Patents Assigned to Texas Health Science Center
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Patent number: 10195297Abstract: Iron garnet nanoparticles and or iron garnet particles containing various activatable nuclides, such as holmium-165 (165Ho) and dysprosium-164 (164Dy), are disclosed in this application. The iron garnet (e.g., HoIG and DyIG) nanoparticles and iron garnet particles can prepared using hydroxide co-precipitation methods. In some embodiments, radiosensitizers can be loaded on radioactive magnetic nanoparticles or radioactive iron garnet particles and, optionally, coated with suitable lipid bilayers. Methods of using the disclosed nanoparticles and particles for mediating therapeutic benefit in diseases responsive to radiation therapy are also provided. Another aspect of the invention provides films, electrospun fabrics or bandage coverings for the delivery of radiation to the site of a skin lesion amenable to treatment with radiation (e.g., skin cancers or psoriasis).Type: GrantFiled: November 3, 2017Date of Patent: February 5, 2019Assignees: THE BOARD OF REGENTS OF THE UNIVERSITY OF TEXAS SYSTEM, UNIVERSITY OF NORTH TEXAS HEALTH SCIENCE CENTER AT FORT WORTHInventors: Anthony J. Di Pasqua, Kenneth J. Balkus, Jr., Imalka S. Munaweera, Yi Shi
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Patent number: 9808543Abstract: Iron garnet nanoparticles and or iron garnet particles containing various activatable nuclides, such as holmium-165 (165Ho) and dysprosium-164 (164Dy), are disclosed in this application. The iron garnet (e.g., HoIG and DyIG) nanoparticles and iron garnet particles can prepared using hydroxide co-precipitation methods. In some embodiments, radiosensitizers can be loaded on radioactive magnetic nanoparticles or radioactive iron garnet particles and, optionally, coated with suitable lipid bilayers. Methods of using the disclosed nanoparticles and particles for mediating therapeutic benefit in diseases responsive to radiation therapy are also provided. Another aspect of the invention provides films, electrospun fabrics or bandage coverings for the delivery of radiation to the site of a skin lesion amenable to treatment with radiation (e.g., skin cancers or psoriasis).Type: GrantFiled: January 20, 2015Date of Patent: November 7, 2017Assignees: UNIVERSITY OF NORTH TEXAS HEALTH SCIENCE CENTER AT FORT WORTH, THE BOARD OF REGENTS OF THE UNIVERSITY OF TEXAS SYSTEMInventors: Anthony J. Di Pasqua, Kenneth J. Balkus, Jr., Imalka S. Munaweera, Yi Shi
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Publication number: 20170165200Abstract: Described herein are nanoparticles comprising a mixture of a steroid, a phospholipid composition, an ?-tocopheryl compound, and a therapeutic agent wherein the ?-tocopheryl compound is presented on the surface of the nanoparticle. In some embodiments, the nanoparticles are useful for delivering a peptide or a protein. In some embodiments, the nanoparticles are formulated for ocular administration. In other embodiments, the nanoparticles are formulated to cross the blood brain barrier for the delivery of the therapeutic agents to the brain.Type: ApplicationFiled: November 18, 2016Publication date: June 15, 2017Applicant: University of North Texas Health Science CenterInventors: Xiaowei DONG, Iok-Hou PANG
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Publication number: 20170112775Abstract: Pharmaceutical composition comprising a pharmaceutically acceptable oil phase, a surfactant, and a therapeutic agent are provided herein, wherein the composition is in the form of a pro-nanoparticle or a self-assembling nanoparticle. Additionally, these pharmaceutical compositions have high loading of the therapeutic agent. Also provided herein are methods of preparing the pharmaceutical compositions and methods using the compositions in the treatment of a patient.Type: ApplicationFiled: September 30, 2016Publication date: April 27, 2017Applicant: University of North Texas Health Science CenterInventor: Xiaowei DONG
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Multiple-pulse pumping for enhanced fluorescence detection and molecular imaging in cells and tissue
Patent number: 9612245Abstract: The present invention includes a method and system for enhancing the signal-to-noise ratio in emission detection comprising: selecting a probe capable of at least one of fluorescence, phosphorescence, or delayed fluorescence in or about a sample that comprises interfering background signal; and exposing the probe to one or more controllable bursts, each burst comprising two or more pulses, wherein the one or more controllable bursts of high repetition energy pulses enhance the signal from the probe above that of the background signal.Type: GrantFiled: July 3, 2014Date of Patent: April 4, 2017Assignees: University of North Texas Health Science Center at Fort Worth, Texas Christian UniversityInventors: Ryan M. Rich, Ignacy Gryczynski, Julian Borejdo, Zygmunt Gryczynski -
Publication number: 20170089887Abstract: Cells are magnetized and then grown in ring shaped 3D culture using a ring magnet. Contractility is measuring by tracking the size of the hole in the 3D cellular ring.Type: ApplicationFiled: December 9, 2016Publication date: March 30, 2017Applicants: THE METHODIST HOSPITAL SYSTEM, THE UNIVERSITY OF TEXAS HEALTH SCIENCE CENTERInventors: Glauco SOUZA, Biana GODIN, Monica LONGO, Jerrie Selga REFUERZO
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Patent number: 9555011Abstract: The present invention includes compositions and methods of making an activated polymeric nanoparticle for targeted drug delivery that includes a biocompatible polymer and an amphiphilic stabilizing agent non-covalently associated with a spacer compound that includes at least one electrophile that selectively reacts with any nucleophilic on a targeting agent and places the targeting agent on the exterior surface of a biodegradable nanoshell, wherein an active agent is loaded with the nanoshell.Type: GrantFiled: April 7, 2015Date of Patent: January 31, 2017Assignee: University of North Texas Health Science Center at Fort WorthInventors: Arthur R. C. Braden, Jamboor K. Vishwanatha
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Patent number: 9388450Abstract: The present invention includes compositions and methods for fluorescence-based multiplex probe to simultaneously detect one or more enzymatic activities comprising: a first enzymatic target having a first end and a second end, wherein the first end of the first enzymatic target is attached to a central body and the second end of the first enzymatic target is attached to a first fluorophore; a second enzymatic target having a first end and a second end, wherein the first end of the second enzymatic target is attached to the central body and the second end of the second enzymatic target is attached to a third fluorophore; wherein the central body comprises at least one second fluorophore; wherein the first enzymatic target comprises a specific cleavage site of a first enzyme that cleaves the first enzymatic target; and wherein the second enzymatic target comprises a specific cleavage site of a second enzyme.Type: GrantFiled: March 12, 2014Date of Patent: July 12, 2016Assignees: UNIVERSITY OF NORTH TEXAS HEALTH SCIENCE CENTER, TEXAS CHRISTIAN UNIVERSITYInventors: Zygmunt Gryczynski, Ignacy Gryczynski, Rafal Fudala, Badri P. Maliwal
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Patent number: 9376315Abstract: The present invention provides partially fluorescent nanoparticles and methods of making and using the partially fluorescent nanoparticle having a nanoparticle with a matrix and a fluorescent dye dispersed in or about the matrix, wherein at least a portion of the fluorescent dye has been anisotropically bleached.Type: GrantFiled: February 17, 2011Date of Patent: June 28, 2016Assignee: University of North Texas Health Science Center at Fort WorthInventors: Zygmunt Gryczynski, Ignacy Gryczynski, Rafal Luchowski, Julian Borejdo
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Patent number: 9314532Abstract: The present disclosure provides targeted drug delivery vehicle compositions comprising a drug composition and targeted poly-amino-acid subunits, methods of manufacture, and methods of treatment for numerous diseases.Type: GrantFiled: August 7, 2013Date of Patent: April 19, 2016Assignees: University of North Texas Health Science Center, The United States of America, as represented by the Secretary, Department of Health and Human ServicesInventors: Andras G. Lacko, Alan T. Remaley, Nirupama A. Sabnis
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Prevention of bacterial growth and biofilm formation by ligands that act on cannabinoidergic systems
Patent number: 9192598Abstract: A group of antimicrobial compounds shows effectiveness for preventing bacterial growth and bio film formation. In particular, the compounds are effective for preventing the growth of gram-positive bacteria, including methicillin-resistant Staphylococcus aureus (“MRSA”) bacteria. The compounds include naturally-occurring compounds such as linoleyl ethanolamide, noladin ether, and anandamide, and man-made compounds such as CP55,640 [(?)-cis-3-[2-Hydroxy-4-(l,l-dimethylheptyl)phenyl]-trans-4-(3-hydroxypropyl)cyclohexanol] and O-2050 [(6aR,10aR)-3-(l-Methanesulfonylamino-4-hexyn-6-yl)-6a,7,10,1Oa-tetrahydro-6,6,9-trimethyl-6H-dibenzo[b,d]pyran]. Because these antibacterial compounds have unique modes of action and/or unique chemical scaffolds compared to traditional antibiotics, they are extremely useful against bacteria having resistances to antibiotics.Type: GrantFiled: June 25, 2009Date of Patent: November 24, 2015Assignees: University of North Texas Health Science Center at Fort Worth, The Texas A&M University SystemInventors: John A. Schetz, Sally A. Hoger -
Patent number: 9138411Abstract: The present invention includes compositions and methods of making a nanoparticle composition comprising a polymeric core comprising one or more polymers and one or more active agents, and at least one layer of one or more lipids on the surface of the polymeric core; more specifically, the invention relates to the use of curcumin within such a lipid-polymer nanoparticle formulation for minimizing QT prolongation associated with curcumin in treatment of cancer.Type: GrantFiled: August 31, 2013Date of Patent: September 22, 2015Assignees: University of North Texas Health Science Center at Fort Worth, SignPath Pharma, Inc.Inventors: Amalendu Prakash Ranjan, Anindita Mukerjee, Jamboor K. Vishwanatha, Lawrence Helson
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Patent number: 9023395Abstract: The present invention includes compositions and methods of making an activated polymeric nanoparticle for targeted drug delivery that includes a biocompatible polymer and an amphiphilic stabilizing agent non-covalently associated with a spacer compound that includes at least one electrophile that selectively reacts with any nucleophilic on a targeting agent and places the targeting agent on the exterior surface of a biodegradable nanoshell, wherein an active agent is loaded with the nanoshell.Type: GrantFiled: April 11, 2008Date of Patent: May 5, 2015Assignee: University of North Texas Health Science Center at Fort WorthInventors: Arthur R. C. Braden, Jamboor K. Vishwanatha
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Patent number: 8895637Abstract: Environmentally-friendly alternatives to organometallic antifoulants that are efficacious at preventing biofouling by organisms such as the zebra mussel. Preferred antifoulant compositions utilize compounds having a Lipophilic-Amide-Spacer-ElectroNegative (“LASEN”) structural motif, such as capsaicin, and compounds having a TetraHydroCannibinoid (“THC”) structural motif. The antifoulant compositions are non-toxic, and effective.Type: GrantFiled: October 25, 2013Date of Patent: November 25, 2014Assignees: University of North Texas Health Science Center at Fort Worth, The Board of Regents of the University of Texas SystemInventors: John A. Schetz, Robert F. McMahon
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Patent number: 8748608Abstract: Dopamine D3 receptor antagonists and partial agonists are known to modulate the reinforcing and drug-seeking effects induced by cocaine and other abused substances. By introducing functionality into the butylamide linking chain of the 4-phenylpiperazine class of ligands, improved D3 receptor affinity and selectivity, as well as water solubility, is achieved. A series of linking-chain derivatives are disclosed wherein functionality such as OH or OAc groups have been introduced into the linking chain. In general, these modifications are well tolerated at D3 receptors and achieve high selectivity over D2 and D4 receptors.Type: GrantFiled: June 15, 2007Date of Patent: June 10, 2014Assignees: The United States of America as Represented by the Secretary of the Department of Health and Human Services, The University of North Texas Health Science Center at Fort WorthInventors: Amy Hauck Newman, Peter Grundt, George C. Cyriac, Robert Luedtke, Jianjing Cao
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Publication number: 20140148446Abstract: The present invention relates to novel compositions and uses thereof as antioxidants and/or neuroprotective agents for the treatment of medical conditions associated with oxidative stress and/or neural damage, such as, for example, neurological diseases, disorders and trauma, and hence in the treatment of CNS-associated diseases, disorders and trauma.Type: ApplicationFiled: September 23, 2011Publication date: May 29, 2014Applicant: University of North Texas Health Science CenterInventors: James W. Simpkins, Yi Wen, Shaohua Yang
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Patent number: 8734853Abstract: Disclosed are high density lipoprotein-nucleic acid particles, wherein the particles include (a) an apolipoprotein; (b) a nucleic acid component comprising a therapeutic nucleic acid segment; and (c) a polypeptide comprising a positively charged region, wherein the positively-charged region of the polypeptide associates with the nucleic acid component. Also disclosed are pharmaceutical compositions that include a) an apolipoprotein; (b) a nucleic acid component comprising a therapeutic nucleic acid segment; and (c) a polypeptide comprising a positively charged region. Methods that concern the particles and pharmaceutical compositions of the present invention are also set forth, as well as kits.Type: GrantFiled: November 17, 2009Date of Patent: May 27, 2014Assignees: University of North Texas Health Science Center at Fort Worth, The Board of Regents, The University of Texas SystemInventors: Anil K. Sood, Andras G. Lacko, Gabriel Lopez-Berestein, Lingegowda S. Mangala, Walter J. McConathy, Laszlo Prokai, Maya P. Nair
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Publication number: 20140065061Abstract: The present invention includes compositions and methods of making a nanoparticle composition comprising a polymeric core comprising one or more polymers and one or more active agents, and at least one layer of one or more lipids on the surface of the polymeric core; more specifically, the invention relates to the use of curcumin within such a lipid-polymer nanoparticle formulation for minimizing QT prolongation associated with curcumin in treatment of cancer.Type: ApplicationFiled: August 31, 2013Publication date: March 6, 2014Applicants: SignPath Pharma Inc., University of North Texas Health Science CenterInventors: Amalendu Prakash Ranjan, Anindita Mukerjee, Jamboor K. Vishwanatha, Lawrence Helson
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Patent number: 8658614Abstract: An isolated nucleic acid molecule that selectively binds to an E-selectin protein comprises a contiguous 29-30 nucleotide sequence that includes at least one monothiophosphate or a dithiophosphate modified nucleotide. Also disclosed are methods of inhibiting an E-selectin mediated interaction with a natural E-selectin ligand, and methods of targeting an imaging agent or therapeutic agent to a target tissue bearing E-selectin.Type: GrantFiled: August 15, 2011Date of Patent: February 25, 2014Assignee: The University of Texas Health Science CenterInventors: David G. Gorenstein, Takemi Tanaka, Anoma Somasunderam, Aman Mann
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Publication number: 20140051751Abstract: Environmentally-friendly alternatives to organometallic antifoulants that are efficacious at preventing biofouling by organisms such as the zebra mussel. Preferred antifoulant compositions utilize compounds having a Lipophilic-Amide-Spacer-ElectroNegative (“LASEN”) structural motif, such as capsaicin, and compounds having a TetraHydroCannibinoid (“THC”) structural motif. The antifoulant compositions are non-toxic, and effective.Type: ApplicationFiled: October 25, 2013Publication date: February 20, 2014Applicants: The Board of Regents of the University of Texas System, University of North Texas Health Science Center at Fort WorthInventors: John A. Schetz, Robert F. McMahon