Patents by Inventor STEFANO MENEGATTI
STEFANO MENEGATTI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20230399358Abstract: The present invention provides synthetic peptides comprising an amino acid sequence of any one of SEQ ID NOs: 1-17 or an amino acid sequence having at least 80%, 85%, 90%, or 95% sequence identity to the amino acid sequence of any one of SEQ ID NOs:1-17. Also described herein are solid supports including peptides and methods of using such peptides and solid supports.Type: ApplicationFiled: October 8, 2020Publication date: December 14, 2023Inventors: Stefano Menegatti, Xingqing Xiao, Carol K. Hall, Hannah Reese
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Publication number: 20230375539Abstract: The present disclosure provides compositions, methods, and systems related to a dual-affinity ratiometric quenching bioassay. In particular, the present disclosure provides novel compositions and methods that combine selective biorecognition and quenching of fluorescence signals for rapid and sensitive quantification of antibodies in complex samples.Type: ApplicationFiled: October 8, 2021Publication date: November 23, 2023Inventors: Stefano Menegatti, Michael Daniele, Katie Kilgour, Brendan Turner
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Publication number: 20230133133Abstract: Aldehyde generation includes providing a first input stream, a second input, and an alkene substrate to a reactor system. The first input stream includes a catalyst, a ligand, and an organic solvent. The second input stream includes a mixture of carbon monoxide (CO) and hydrogen gas (H2). The alkene substrate is in either gaseous form or liquid form, the liquid form of the alkene substrate being provided with the first input stream, the gaseous form of the alkene substrate being provided with the second input stream. The reactor system includes a first reactor and a second reactor, where the second reactor is gas permeable and positioned within the first reactor.Type: ApplicationFiled: March 19, 2021Publication date: May 4, 2023Inventors: Milad Abolhasani, Keshav Raghuvanshi, Cheng Zhu, Mahdi Ramezani, Erik E. Santiso, Stefano Menegatti
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Publication number: 20220125820Abstract: Compounds and pharmaceutical formulations containing these compounds are described. Also described are methods of making and using the compounds. The compounds include nucleobases, nucleobase analogues, or combinations thereof. In one embodiment, a nucleobase analogue is combined with doxorubicin and encapsulated within a liposome for use in inhibiting or preventing the growth of cancer cells. Further described are pharmaceutical compositions containing two or more therapeutically active agents encapsulated within a vesicle, such as a liposome, wherein the molar ratio of the agents provides a synergistic therapeutic effect.Type: ApplicationFiled: November 3, 2021Publication date: April 28, 2022Applicant: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Samir Mitragotri, Marta Broto, Kathryn M. Camacho, Stefano Menegatti
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Publication number: 20220096645Abstract: Pharmaceutical compositions comprising two or more therapeutically active agents, such as two or more anticancer agents, conjugated to one or more biocompatible polymers, wherein the molar ratio of the agents and/or schedules of delivery provide a synergistic therapeutic effect, are described. Methods of making and using the pharmaceutical compositions are further described. In one embodiment, the pharmaceutical compositions contain topoisomerase I and topoisomerase II inhibitors conjugated to the same or different biocompatible polymers. The two or more anticancer agents are covalently coupled to the polymer(s), and thereby can be delivered to a tumor at a molar ratio which provides a synergistic effect. Optionally, the agents are coupled indirectly to the polymer(s) via a linker.Type: ApplicationFiled: December 9, 2021Publication date: March 31, 2022Applicant: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Kathryn M. CAMACHO, Stefano MENEGATTI, Sunny KUMAR, Douglas VOGUS, Samir MITRAGOTRI
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Publication number: 20220009959Abstract: Described are compositions and methods for removing one or more host cell proteins from a mixture. The composition comprises one or more peptides wherein each peptide in the composition has a greater binding affinity for the one or more host cell proteins than for one or more target biomolecules.Type: ApplicationFiled: November 26, 2019Publication date: January 13, 2022Inventors: Stefano MENEGATTI, Rebecca Ashton LAVOIE, Alice DI FAZIO, Ruben CARBONELL
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Patent number: 11197932Abstract: Pharmaceutical compositions comprising two or more therapeutically active agents, such as two or more anticancer agents, conjugated to one or more biocompatible polymers, wherein the molar ratio of the agents and/or schedules of delivery provide a synergistic therapeutic effect, are described. Methods of making and using the pharmaceutical compositions are further described. In one embodiment, the pharmaceutical compositions contain topoisomerase I and topoisomerase II inhibitors conjugated to the same or different biocompatible polymers. The two or more anticancer agents are covalently coupled to the polymer(s), and thereby can be delivered to a tumor at a molar ratio which provides a synergistic effect. Optionally, the agents are coupled indirectly to the polymer(s) via a linker.Type: GrantFiled: April 13, 2020Date of Patent: December 14, 2021Assignee: The Regents of the University of CaliforniaInventors: Kathryn M. Camacho, Stefano Menegatti, Sunny Kumar, Douglas Vogus, Samir Mitragotri
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Patent number: 11191774Abstract: Compounds and pharmaceutical formulations containing these compounds are described. Also described are methods of making and using the compounds. The compounds include nucleobases, nucleobase analogues, or combinations thereof. In one embodiment, a nucleobase analogue is combined with doxorubicin and encapsulated within a liposome for use in inhibiting or preventing the growth of cancer cells. Further described are pharmaceutical compositions containing two or more therapeutically active agents encapsulated within a vesicle, such as a liposome, wherein the molar ratio of the agents provides a synergistic therapeutic effect.Type: GrantFiled: November 23, 2016Date of Patent: December 7, 2021Assignee: The Regents of the University of CaliforniaInventors: Samir Mitragotri, Marta Broto, Kathryn M. Camacho, Stefano Menegatti
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Publication number: 20200306284Abstract: Compounds and pharmaceutical formulations containing these compounds are described. Also described are methods of making and using the compounds. The compounds include nucleobases, nucleobase analogues, or combinations thereof. In one embodiment, a nucleobase analogue is combined with doxorubicin and encapsulated within a liposome for use in inhibiting or preventing the growth of cancer cells. Further described are pharmaceutical compositions containing two or more therapeutically active agents encapsulated within a vesicle, such as a liposome, wherein the molar ratio of the agents provides a synergistic therapeutic effect.Type: ApplicationFiled: November 23, 2016Publication date: October 1, 2020Inventors: Samir Mitragotri, Marta Broto, Kathryn M. Camacho, Stefano Menegatti
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Publication number: 20200297858Abstract: Pharmaceutical compositions comprising two or more therapeutically active agents, such as two or more anticancer agents, conjugated to one or more biocompatible polymers, wherein the molar ratio of the agents and/or schedules of delivery provide a synergistic therapeutic effect, are described. Methods of making and using the pharmaceutical compositions are further described. In one embodiment, the pharmaceutical compositions contain topoisomerase I and topoisomerase II inhibitors conjugated to the same or different biocompatible polymers. The two or more anticancer agents are covalently coupled to the polymer(s), and thereby can be delivered to a tumor at a molar ratio which provides a synergistic effect. Optionally, the agents are coupled indirectly to the polymer(s) via a linker.Type: ApplicationFiled: April 13, 2020Publication date: September 24, 2020Applicant: THE REGENTS OF THE UNIVERSITY OF CALIFORNIAInventors: Kathryn M. CAMACHO, Stefano MENEGATTI, Sunny KUMAR, Douglas VOGUS, Samir MITRAGOTRI
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Patent number: 10653789Abstract: Pharmaceutical compositions comprising two or more therapeutically active agents, such as two or more anticancer agents, conjugated to one or more biocompatible polymers, wherein the molar ratio of the agents and/or schedules of delivery provide a synergistic therapeutic effect, are described. Methods of making and using the pharmaceutical compositions are further described. In one embodiment, the pharmaceutical compositions contain topoisomerase I and topoisomerase II inhibitors conjugated to the same or different biocompatible polymers. The two or more anticancer agents are covalently coupled to the polymer(s), and thereby can be delivered to a tumor at a molar ratio which provides a synergistic effect. Optionally, the agents are coupled indirectly to the polymer(s) via a linker.Type: GrantFiled: March 9, 2016Date of Patent: May 19, 2020Assignee: The Regents of the University of CaliforniaInventors: Kathryn M. Camacho, Stefano Menegatti, Sunny Kumar, Douglas Vogus, Samir Mitragotri
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Patent number: 10618983Abstract: Provided herein are novel hyaluronic acid-based materials for in-situ gelation in wounds and other contexts, which materials are biocompatible and which have favorable gelation kinetics. The resulting hydrogels have desirable rheological properties. The invention encompasses novel reagents for forming crosslinked hyaluronic acid hydrogels, with favorable kinetics for medical applications and having desirable and tunable physical properties. Also presented herein are methods of using the novel materials disclosed herein in wound care and other medical contexts.Type: GrantFiled: June 11, 2016Date of Patent: April 14, 2020Assignee: The Regents of the University of CaliforniaInventors: Samir Mitragotri, Stefano Menegatti
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Patent number: 10266566Abstract: This invention relates generally to the discovery of novel protease-resistant peptide ligands and uses thereof. Specifically, the present invention provides a protease-resistant peptide with three to twenty amino acids capable of binding a biological and comprising one or more basic amino acid(s) and I or aromatic amino acids, wherein one or more of the amino acids is substituted with a non-naturally occurring amino acid analog.Type: GrantFiled: July 15, 2014Date of Patent: April 23, 2019Assignee: North Carolina State UniversityInventors: Stefano Menegatti, Benjamin G. Bobay, Ruben G. Carbonell
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Publication number: 20180251495Abstract: Skin penetrating polypeptide and pharmaceutical compositions and methods of use thereof are provided. Typically, the peptides are between 3 and 100 amino acids, more preferably about 5, 6, 7, 8, 9, or 10 amino acids, cyclic, binds to a skin protein such as a keratin with a Kd of between about 10-3 M and about 10-8 M. Preferably the peptides increase absorption or penetration of an active agent into the skin. In silico methods of screening for skin protein binding polypeptides are also provided.Type: ApplicationFiled: September 14, 2016Publication date: September 6, 2018Applicant: The Regents of the University of CaliforniaInventors: Samir M. Mitragotri, Stefano Menegatti
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Patent number: 10065988Abstract: Compounds of Formulas I: and shorter variants thereof are described, along with solid supports having such compounds coupled thereto, and the use thereof as affinity ligands for antibodies.Type: GrantFiled: November 23, 2015Date of Patent: September 4, 2018Assignee: Stefano MenegattiInventor: Stefano Menegatti
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Publication number: 20180186900Abstract: Provided herein are novel hyaluronic acid-based materials for in-situ gelation in wounds and other contexts, which materials are biocompatible and which have favorable gelation kinetics. The resulting hydrogels have desirable rheological properties. The invention encompasses novel reagents for forming crosslinked hyaluronic acid hydrogels, with favorable kinetics for medical applications and having desirable and tunable physical properties. Also presented herein are methods of using the novel materials disclosed herein in wound care and other medical contexts.Type: ApplicationFiled: June 11, 2016Publication date: July 5, 2018Inventors: Samir Mitragotri, Stefano Menegatti
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Publication number: 20180036419Abstract: Pharmaceutical compositions comprising two or more therapeutically active agents, such as two or more anticancer agents, conjugated to one or more biocompatible polymers, wherein the molar ratio of the agents and/or schedules of delivery provide a synergistic therapeutic effect, are described. Methods of making and using the pharmaceutical compositions are further described. In one embodiment, the pharmaceutical compositions contain topoisomerase I and topoisomerase II inhibitors conjugated to the same or different biocompatible polymers. The two or more anticancer agents are covalently coupled to the polymer(s), and thereby can be delivered to a tumor at a molar ratio which provides a synergistic effect. Optionally, the agents are coupled indirectly to the polymer(s) via a linker.Type: ApplicationFiled: March 9, 2016Publication date: February 8, 2018Inventors: Kathryn M. Camacho, Stefano Menegatti, Sunny Kumar, Douglas Vogus, Samir Mitragotri
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Publication number: 20160346327Abstract: Provided herein are various functionalized particles comprising a shell, dendritic linkers, and functional moieties. The dendrimer linkers allow very large numbers of functional moieties to be bound to the shell. The functional moieties may comprise peptides which synergistically promote platelet aggregation and hemostasis in wounded tissues. The functionalized particles may further be effectors of wound healing, thrombolysis and other functions, depending on the selection of functional moiety. Functionalized polymers having these functions are provided as well.Type: ApplicationFiled: February 3, 2015Publication date: December 1, 2016Inventors: Samir MITRAGOTRI, Stefano MENEGATTI, Aaron ANSELMO
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Publication number: 20160159859Abstract: This invention relates generally to the discovery of novel protease-resistant peptide ligands and uses thereof. Specifically, the present invention provides a protease-resistant peptide with three to twenty amino acids capable of binding a biological and comprising one or more basic amino acid(s) and I or aromatic amino acids, wherein one or more of the amino acids is substituted with a non-naturally occurring amino acid analog.Type: ApplicationFiled: July 15, 2014Publication date: June 9, 2016Inventors: Stefano Menegatti, Benjamin G. Bobay, Ruben G. Carbonell
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Publication number: 20160075734Abstract: Compounds of Formulas I: and shorter variants thereof are described, along with solid supports having such compounds coupled thereto, and the use thereof as affinity ligands for antibodies.Type: ApplicationFiled: November 23, 2015Publication date: March 17, 2016Inventor: Stefano Menegatti