Patents by Inventor Weiguang Zeng
Weiguang Zeng 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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Patent number: 8986700Abstract: The present invention provides synthetic immunogenic lipopeptide molecules comprising co-linear T-helper and CTL epitopes, and methods for their production and use in the generation of primary and secondary immune responses, and for the vaccination of animal subjects against particular CTL epitopes. More particularly, the present invention provides highly soluble lipopeptides wherein the lipid moiety is attached to the terminal side-chain group of an internal lysine or lysine analog, preferably to the terminal side-chain group of an internal diamino acid residue. Preferably the internal lysine or lysine analog is positioned between the T-helper epitope and the CTL epitope.Type: GrantFiled: October 8, 2010Date of Patent: March 24, 2015Assignee: The Council of the Queensland Institute of Medical ResearchInventors: David Jackson, Weiguang Zeng
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Publication number: 20130230544Abstract: This invention relates to a method for treating or preventing a disease by raising an innate immune response in a subject, the method comprising administering to the subject an effective amount of a composition comprising a TLR2 moiety in solution, wherein the TLR2 moiety comprises a TLR2 agonist and wherein the disease is not treated or prevented by a humoral or cellular immune response directed against the TLR2 moiety.Type: ApplicationFiled: September 22, 2011Publication date: September 5, 2013Applicant: THE UNIVERSITY OF MELBOURNEInventors: David Charles Jackson, Amabel Tan, Weiguang Zeng
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Publication number: 20130183377Abstract: The present invention relates to a synthetic immunogen represented by the general formula 1, useful for generating long lasting protective immunity against various intracellular pathogens which are the causative agents of tuberculosis, leishmaniasis, AIDS, trypanosomiasis, malaria and also allergy, cancer and a process for the preparation thereof. The developed immunogen is able to circumvent HLA restriction in humans and livestock. The invention further relates to a vaccine comprising the said immunogen for generating enduring protective immunity against various diseases. The said vaccine is targeted against intracellular pathogens, more particularly the pathogen M. tuberculosis in this case. In the present invention, promiscuous peptides of M. tuberculosis are conjugated to TLR ligands especially; Pam2Cys to target them mainly to dendritic cells and therefore elicit long-lasting protective immunity.Type: ApplicationFiled: September 14, 2011Publication date: July 18, 2013Applicants: UNIVERSITY OF MELBOURNE, COUNCIL OF SCIENTIFIC & INDUSTRIAL RESEARCHInventors: Javed Naim Agrewala, Uthaman Gowthaman, David Jackson, Weiguang Zeng
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Patent number: 8367067Abstract: The present invention provides synthetic immunogenic lipopeptide molecules comprising co-linear T-helper and B cell epitopes, and methods for their production and use in the generation of primary and secondary immune responses, and for the vaccination of animal subjects against particular antigens. More particularly, the present invention provides highly soluble lipopeptides wherein the lipid moiety is attached to the terminal side-chain group of an internal lysine or lysine analog, preferably to the terminal side-chain group of an internal diamino acid residue. Preferably the internal lysine or lysine analog is positioned between the T-helper epitope and the B cell epitope or within the T-helper epitope.Type: GrantFiled: June 19, 2009Date of Patent: February 5, 2013Assignee: The Council of the Queensland Institute of Medical ResearchInventors: David Jackson, Weiguang Zeng
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Publication number: 20120251536Abstract: The invention relates to biopolymer-gel based depot systems for prolonged and/or controlled release delivery of biologically active agents, methods for the manufacture of the biopolymer based gel-depots which include a biologically active agent, and uses of such biopolymer gel-depots in therapy. The biopolymer-gel based depot systems comprise a biocompatible polyaminosaccharide and/or protein; a biocompatible phosphate and/or sulphonamide compound; a biologically active agent; an aqueous insoluble alkaline earth metal phosphate; and a biocompatible glycan and/or proteoglycan.Type: ApplicationFiled: July 9, 2010Publication date: October 4, 2012Applicant: POLYMERS CRC LIMITEDInventors: David Edward Mainwaring, Mohammad Al Kobaisi, Brendon Yew Loong Chua, David Charles Jackson, Weiguang Zeng
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Publication number: 20120064109Abstract: The present invention provides an immunogenic composition comprising an antigen and a dendritic cell targeting component. A charged group is covalently attached to a dendritic cell ligand and is electrostatically associated with the dendritic cell targeting component.Type: ApplicationFiled: October 7, 2011Publication date: March 15, 2012Applicant: THE UNIVERSITY OF MELBOURNEInventors: David Charles Jackson, Weiguang Zeng, Brendon Yew Loong Chua
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Publication number: 20110280899Abstract: The present invention provides synthetic immunogenic lipopeptide molecules comprising co-linear T-helper and CTL epitopes, and methods for their production and use in the generation of primary and secondary immune responses, and for the vaccination of animal subjects against particular CTL epitopes. More particularly, the present invention provides highly soluble lipopeptides wherein the lipid moiety is attached to the terminal side-chain group of an internal lysine or lysine analog, preferably to the terminal side-chain group of an internal diamino acid residue. Preferably the internal lysine or lysine analog is positioned between the T-helper epitope and the CTL epitope.Type: ApplicationFiled: October 8, 2010Publication date: November 17, 2011Applicant: The Council of The Queensland Institute of Medical ResearchInventors: David Jackson, Weiguang Zeng
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Publication number: 20110262473Abstract: The present invention relates generally to the field of synthetic vaccines, components thereof and methods for producing same. More particularly, the present invention provides a component of synthetic vaccines and its use in a modular approach to vaccine production.Type: ApplicationFiled: July 7, 2009Publication date: October 27, 2011Applicant: THE UNIVERSITY OF MELBOURNEInventors: David Charles Jackson, Weiguang Zeng, Kylie Horrocks
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Publication number: 20100310595Abstract: The present invention relates to the targeted delivery of molecules to cells expressing toll-like receptors (TLRs). Aspects of the invention provide compounds comprising a positively charged group linked to a TLR ligand. These compounds are useful for in vitro and in vivo methods of transfection of TLR-expressing cells. Other aspects of the invention relate to the use of such compounds for repression of gene expression and DNA vaccination approaches.Type: ApplicationFiled: October 9, 2008Publication date: December 9, 2010Inventors: David Charles Jackson, Weiguang Zeng, Brendon Yew Loong Chua
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Patent number: 7833532Abstract: The present invention provides synthetic immunogenic lipopeptide molecules comprising co-linear T-helper and CTL epitopes, and methods for their production and use in the generation of primary and secondary immune responses, and for the vaccination of animal subjects against particular CTL epitopes. More particularly, the present invention provides highly soluble lipopeptides wherein the lipid moiety is attached to the terminal side-chain group of an internal lysine or lysine analog, preferably to the terminal side-chain group of an internal diamino acid residue. Preferably the internal lysine or lysine analog is positioned between the T-helper epitope and the CTL epitope.Type: GrantFiled: August 12, 2003Date of Patent: November 16, 2010Assignee: The Council of The Queensland Institute of Medical ResearchInventors: David Jackson, Weiguang Zeng
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Publication number: 20100266623Abstract: The present invention relates generally to the field of immunotherapy, and more particularly to immunomedicaments in the form of lipopeptides which induce an antibody response to drugs of dependence, and uses thereof in the treatment and prevention of drug addiction.Type: ApplicationFiled: July 7, 2009Publication date: October 21, 2010Applicants: THE UNIVERSITY OF MELBOURNE, BAYLOR COLLEGE OF MEDICINEInventors: David Charles Jackson, Weiguang Zeng, Berma Kinsey
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Publication number: 20100129385Abstract: The present invention relates generally to the field of immunology and more particularly to molecules capable of stimulating a cellular immune response. More particularly, the present invention provides self-adjuvanting immunogenic molecules capable of stimulating an immune response to epitopes of a polypeptide irrespective of a subjects HLA type. The present invention further contemplates methods for the production and use of the self-adjuvanting immunogenic molecules and compositions comprising same useful in the vaccination of subjects against specific polypeptides.Type: ApplicationFiled: February 8, 2006Publication date: May 27, 2010Inventors: David C. Jackson, Weiguang Zeng
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Publication number: 20100092500Abstract: The present invention provides synthetic immunogenic lipopeptide molecules comprising co-linear T-helper and B cell epitopes, and methods for their production and use in the generation of primary and secondary immune responses, and for the vaccination of animal subjects against particular antigens. More particularly, the present invention provides highly soluble lipopeptides wherein the lipid moiety is attached to the terminal side-chain group of an internal lysine or lysine analog, preferably to the terminal side-chain group of an internal diamino acid residue. Preferably the internal lysine or lysine analog is positioned between the T-helper epitope and the B cell epitope or within the T-helper epitope.Type: ApplicationFiled: June 19, 2009Publication date: April 15, 2010Applicant: The Council of The Queensland Institute of Medical ResearchInventors: David Jackson, Weiguang Zeng
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Patent number: 7569225Abstract: The present invention provides synthetic immunogenic lipopeptide molecules comprising co-linear T-helper and B cell epitopes, and methods for their production and use in the generation of primary and secondary immune responses, and for the vaccination of animal subjects against particular antigens. More particularly, the present invention provides highly soluble lipopeptides wherein the lipid moiety is attached to the terminal side-chain group of an internal lysine or lysine analog, preferably to the terminal side-chain group of an internal diamino acid residue. Preferably the internal lysine or lysine analog is positioned between the T-helper epitope and the B cell epitope or within the T-helper epitope.Type: GrantFiled: August 12, 2003Date of Patent: August 4, 2009Assignee: The Council of The Queensland Institute of Medical ResearchInventors: David Jackson, Weiguang Zeng
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Publication number: 20090105155Abstract: The present invention provides a peptide useful for raising an antiLHRH response in an animal. The peptide comprises a first and second region, the first region consisting of a sequence of less than 60 amino acids which comprises at least one T helper cell epitope and the second region consisting of the sequence SYGLRPG.Type: ApplicationFiled: September 12, 2005Publication date: April 23, 2009Inventors: David Charles Jackson, John Walker, Weiguang Zeng
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Publication number: 20070160631Abstract: The present invention provides synthetic immunogenic lipopeptide molecules comprising co-linear T-helper and CTL epitopes, and methods for their production and use in the generation of primary and secondary immune responses, and for the vaccination of animal subjects against particular CTL epitopes. More particularly, the present invention provides highly soluble lipopeptides wherein the lipid moiety is attached to the terminal side-chain group of an internal lysine or lysine analog, preferably to the terminal side-chain group of an internal diamino acid residue. Preferably the internal lysine or lysine analog is positioned between the T-helper epitope and the CTL epitope.Type: ApplicationFiled: August 12, 2003Publication date: July 12, 2007Inventors: David Jackson, Weiguang Zeng
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Publication number: 20070066534Abstract: The present invention provides synthetic immunogenic lipopeptide molecules comprising co-linear T-helper and B cell epitopes, and methods for their production and use in the generation of primary and secondary immune responses, and for the vaccination of animal subjects against particular antigens. More particularly, the present invention provides highly soluble lipopeptides wherein the lipid moiety is attached to the terminal side-chain group of an internal lysine or lysine analog, preferably to the terminal side-chain group of an internal diamino acid residue. Preferably the internal lysine or lysine analog is positioned between the T-helper epitope and the B cell epitope or within the T-helper epitope.Type: ApplicationFiled: August 12, 2003Publication date: March 22, 2007Inventors: David Jackson, Weiguang Zeng
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Publication number: 20020169264Abstract: The present invention provides polymers incorporating peptides. The polymers comprise polymarised units of (1) CH2═CR4—CO—X—R1 and (2) CH2═CR3—CO—R2 and optionally one or more other monomers, in which R1 is a peptide. Each R1 may be the same, or is preferably different. In another embodiment the present invention provides polymers formed from CH2═CR4—CO—X—R1 and optionally one or more other monomers, in which X is a spacer having a length equivalent to 1 to 30 single C—C bonds and R1 is a peptide, each R1 being the same or different. The invention further relates to methods producing the polymers and methods of inducing an immune response using the polmers.Type: ApplicationFiled: January 11, 2002Publication date: November 14, 2002Applicant: The Council of the Queensland Institute of Medical ResearchInventors: David C. Jackson, Neil M. O'Brien-Simpson, Lorena E. Brown, Nicholas J. Ede, Evelyn R. Brandt, Michael F. Good, Weiguang Zeng