Patents by Inventor Shao-An Xue
Shao-An Xue 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: 10450360Abstract: A T cell receptor molecule (TCR) containing an alpha chain portion and a beta chain portion wherein the alpha chain portion contains three complementarity determining regions (CDRs): CDR1?: SSYSPS CDR2?: YTSAATL CDR3?: VVSPFSGGGADGLT or comprising or consisting of SPFSGGGADGLT and the beta chain portion contains three complementarity determining regions (CDRs): CDR1?: DFQATT CDR2?: SNEGSKA CDR3?: comprising SARDGGEG or comprising or consisting of RDGGEGSETQY, or wherein up to three amino acid residues in one or more CDRs are replaced by another amino acid.Type: GrantFiled: August 11, 2016Date of Patent: October 22, 2019Assignee: IMPERIAL INNOVATIONS LIMITEDInventors: Hans Josef Stauss, Liquan Gao, Shao-An Xue
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Patent number: 9732141Abstract: A T cell receptor molecule (TCR) containing an alpha chain portion and a beta chain portion wherein the alpha chain portion contains three complementarity determining regions (CDRs): CDR1?: SSYSPS CDR2?: YTSAATL CDR3?: VVSPFSGGGADGLT or comprising or consisting of SPPSGGGADGLT and the beta chain portion contains three complementarity determining regions (CDRs): CDR1?: DFQATT CDR2?: SNEGSKA CDR3?: comprising SARDGGEG or comprising or consisting of RDGGEGSETQY, or wherein up to three amino acid residues in one or more CDRs are replaced by another amino acid residue. The invention also includes polynucleotides encoding the TCR molecules, and host cells containing the said polynucleotides. Patient derived T cells may have the polynucleotides encoding the TCR molecules introduced therein, and the engineered T cells may be introduced into the patient in order to combat a WT1-expressing malignancy.Type: GrantFiled: August 26, 2014Date of Patent: August 15, 2017Assignee: IMPERIAL INNOVATIONS LIMITEDInventors: Hans Josef Stauss, Liquan Gao, Shao-An Xue
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Publication number: 20170198029Abstract: The present invention relates to a single chain antigen recognizing construct (scARC), which is composed of stabilized variable domains by the introduction of novel disulfide bonds, in order to prevent residual mis-pairing with endogenous ARC chains. The invention further discloses a method for the design of a novel structurally stabilized scARC, the method being based on the visual inspection of the crystal structure of the underlying scARC and the selection of appropriate amino acid substitutions to generate a novel disulfide bond in the protein structure. Furthermore, the invention discloses a method for the production of a cell which expresses the scARC of the invention. Also described are nucleic acids encoding an inventive scARC, as well as DNA and RNA constructs that allow for the expression of the inventive scARC.Type: ApplicationFiled: March 7, 2017Publication date: July 13, 2017Inventors: RALF-HOLGER VOSS, SHAO-AN XUE, MATTHIAS THEOBALD, HANS STAUSS
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Patent number: 9624292Abstract: The present invention relates to a single chain antigen recognizing construct (scARC), which is composed of stabilized variable domains by the introduction of novel disulfide bonds, in order to prevent residual mis-pairing with endogenous ARC chains. The invention further discloses a method for the design of a novel structurally stabilized scARC, the method being based on the visual inspection of the crystal structure of the underlying scARC and the selection of appropriate amino acid substitutions to generate a novel disulfide bond in the protein structure. Furthermore, the invention discloses a method for the production of a cell which expresses the scARC of the invention. Also described are nucleic acids encoding an inventive scARC, as well as DNA and RNA constructs that allow for the expression of the inventive scARC.Type: GrantFiled: March 26, 2012Date of Patent: April 18, 2017Assignee: Universitätsmedizin Der Johannes Gutenberg-Universität MainzInventors: Ralf-Holger Voss, Shao-An Xue, Matthias Theobald, Hans Stauss
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Publication number: 20160340404Abstract: A T cell receptor molecule (TCR) containing an alpha chain portion and a beta chain portion wherein the alpha chain portion contains three complementarity determining regions (CDRs): CDR1?: SSYSPS CDR2?: YTSAATL CDR3?: VVSPFSGGGADGLT or comprising or consisting of SPFSGGGADGLT and the beta chain portion contains three complementarity determining regions (CDRs): CDR1?: DFQATT CDR2?: SNEGSKA CDR3?: comprising SARDGGEG or comprising or consisting of RDGGEGSETQY, or wherein up to three amino acid residues in one or more CDRs are replaced by another amino acid.Type: ApplicationFiled: August 11, 2016Publication date: November 24, 2016Inventors: HANS JOSEF STAUSS, LIQUAN GAO, SHAO-AN XUE
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Publication number: 20150147302Abstract: A T cell receptor molecule (TCR) containing an alpha chain portion and a beta chain portion wherein the alpha chain portion contains three complementarity determining regions (CDRs): CDR1?: SSYSPS CDR2?: YTSAATL CDR3?: VVSPF-SGGGADGLT or comprising or consisting of SPPSGGGADGLT and the beta chain portion contains three complementarity determining regions (CDRs): CDR1?: DFQATT CDR2?: SNEGSKA CDR3?: comprising SARDGGEG or comprising or consisting of RDGGEGSETQY, or wherein up to three amino acid residues in one or more CDRs are replaced by another amino acid residue. The invention also includes polynucleotides encoding the TCR molecules, and host cells containing the said polynucleotides. Patient derived T cells may have the polynucleotides encoding the TCR molecules introduced therein, and the engineered T cells may be introduced into the patient in order to combat a WT1-expressing malignancy.Type: ApplicationFiled: August 26, 2014Publication date: May 28, 2015Inventors: Hans Josef Stauss, Liquan Gao, Shao-An Xue
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Patent number: 8889141Abstract: The present invention provides a T-cell receptor (TCR) which binds to a peptide from latent membrane protein 2 (LMP-2) from the Epstein Barr Virus (EBV) having the amino acid sequence CLGGLLTMV (SEQ ID No. 1) when presented by a major histocampatability complex (MHC) molecule. The present invention also provides a nucleotide sequence encoding such a TCR, a vector comprising such a nucleotide sequence and its use to produce a EBV-specific T-cell. The present invention also provides the use of EBV-specific T-cell for cellular immunotherapy.Type: GrantFiled: September 28, 2010Date of Patent: November 18, 2014Assignee: UCL Business PLCInventors: Hans Stauss, Shao-An Xue, Max Topp
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Patent number: 8722048Abstract: The present invention provides a T-cell receptor (TCR) which binds to a peptide from the cytomegalovirus (CMV) phosphoprotein pp65 having the amino acid sequence NLVPMVATV (SEQ ID No. 1) when presented by a major histocompatability complex (MHC) molecule. The present invention also provides a nucleotide sequence encoding such a TCR, a vector comprising such a nucleotide sequence and its use to produce a CMV-specific T-cell. The present invention also provides the use of CMV-specific T-cell for cellular immunotherapy.Type: GrantFiled: September 29, 2010Date of Patent: May 13, 2014Assignee: UCL Business PLCInventors: Hans Stauss, Shao-An Xue
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Publication number: 20140112925Abstract: The present invention relates to a single chain antigen recognizing construct (scARC), which is composed of stabilized variable domains by the introduction of novel disulfide bonds, in order to prevent residual mis-pairing with endogenous ARC chains. The invention further discloses a method for the design of a novel structurally stabilized scARC, the method being based on the visual inspection of the crystal structure of the underlying scARC and the selection of appropriate amino acid substitutions to generate a novel disulfide bond in the protein structure. Furthermore, the invention discloses a method for the production of a cell which expresses the scARC of the invention. Also described are nucleic acids encoding an inventive scARC, as well as DNA and RNA constructs that allow for the expression of the inventive scARC.Type: ApplicationFiled: March 26, 2012Publication date: April 24, 2014Applicant: UNIVERSITATSMEDIZIN DER JOHANNES GUTENBERG-UNVERSITIAT MAINZInventors: Ralf-Holger Voss, Shao-An Xue, Matthias Theobald, Hans Stauss
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Publication number: 20130045221Abstract: The present invention provides a T-cell receptor (TCR) which binds to a peptide from the cytomegalovirus (CMV) phosphoprotein pp65 having the amino acid sequence NLVPMVATV (SEQ ID No. 1) when presented by a major histocompatability complex (MHC) molecule. The present invention also provides a nucleotide sequence encoding such a TCR, a vector comprising such a nucleotide sequence and its use to produce a CMV-specific T-cell. The present invention also provides the use of CMV-specific T-cell for cellular immunotherapy.Type: ApplicationFiled: September 29, 2010Publication date: February 21, 2013Applicant: UCL Business PLCInventors: Hans Stauss, Shao-An Xue
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Publication number: 20120244132Abstract: The present invention provides a T-cell receptor (TCR) which binds to a peptide from latent membrane protein 2 (LMP-2) from the Epstein Barr Virus (EBV) having the amino acid sequence CLGGLLTMV (SEQ ID No. 1) when presented by a major histocampatability complex (MHC) molecule. The present invention also provides a nucleotide sequence encoding such a TCR, a vector comprising such a nucleotide sequence and its use to produce a EBV-specific T-cell. The present invention also provides the use of EBV-specific T-cell for cellular immunotherapy.Type: ApplicationFiled: September 28, 2010Publication date: September 27, 2012Applicant: UCL Buisiness PLCInventors: Hans Stauss, Shao-An Xue, Max Topp
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Publication number: 20110274675Abstract: A T cell receptor molecule (TCR) containing an alpha chain portion and a beta chain portion wherein the alpha chain portion contains three complementarily determining regions (CDRs): CDR1?: SSYSPS CDR2?: YTSAATL CDR3?: VVSPFSGGGADGLT or comprising or consisting of SPPSGGGADGLT and the beta chain portion contains three complementarity determining regions (CDRs): CDR1?: DFQATT CDR2?: SNEGSKA CDR3?: comprising SARDGGEG or comprising or consisting of RDGGEGSETQY, or wherein up to three amino acid residues in one or more CDRs are replaced by another amino acid residue. The invention also includes polynucleotides encoding the TCR molecules, and host cells containing the said polynucleotides. Patient derived T cells may have the polynucleotides encoding the TCR molecules introduced therein, and the engineered T cells may be introduced into the patient in order to combat a WT1-expressing malignancy.Type: ApplicationFiled: April 20, 2011Publication date: November 10, 2011Applicant: IMPERIAL INNOVATIONS LIMITEDInventors: HANS J. STAUSS, LIQUAN GAO, SHAO-AN XUE
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Patent number: 7951783Abstract: A T cell receptor molecule (TCR) containing an alpha chain portion and a beta chain portion wherein the alpha chain portion contains three complementarity determining regions (CDRs): CDR1?: SSYSPS CDR2?: YTSAATL CDR3?: VVSPF-SGGGADGLT or comprising or consisting of SPFSGGGADGLT and the beta chain portion contains three complementarity determining regions (CDRs): CDR1?: DFQATT CDR2?: SNEGSKA CDR3?: comprising SARDGGEG or comprising or consisting of RDGGEGSETQY, or wherein up to three amino acid residues in one or more CDRs are replaced by another amino acid residue. The invention also includes polynucleotides encoding the TCR molecules, and host cells containing the said polynucleotides. Patient derived T cells may have the polynucleotides encoding the TCR molecules introduced therein, and the engineered T cells may be introduced into the patient in order to combat a WT1-expressing malignancy.Type: GrantFiled: December 6, 2004Date of Patent: May 31, 2011Assignee: Imperial Innovations LimitedInventors: Hans J. Stauss, Liquan Gao, Shao-An Xue
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Publication number: 20070191496Abstract: A T cell receptor molecule (TCR) containing an alpha chain portion and a beta chain portion wherein the alpha chain portion contains three complementarity determining regions (CDRs): CDR1?: SSYSPS CDR2?: YTSAATL CDR3?: VVSPF-SGGGADGLT or comprising or consisting of SPFSGGGADGLT and the beta chain portion contains three complementarity determining regions (CDRs): CDR1?: DFQATT CDR2?: SNEGSKA CDR3?: comprising SARDGGEG or comprising or consisting of RDGGEGSETQY, or wherein up to three amino acid residues in one or more CDRs are replaced by another amino acid residue. The invention also includes polynucleotides encoding the TCR molecules, and host cells containing the said polynucleotides. Patient derived T cells may have the polynucleotides encoding the TCR molecules introduced therein, and the engineered T cells may be introduced into the patient in order to combat a WT1-expressing malignancy.Type: ApplicationFiled: December 6, 2004Publication date: August 16, 2007Applicant: IMPERIAL INNOVATIONS LIMITEDInventors: Hans Stauss, Liquan Gao, Shao-An Xue