Patents by Inventor Ko-Jiunn Liu

Ko-Jiunn Liu 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).

  • Patent number: 11623960
    Abstract: An isolated antibody, comprising heavy chain complementary determining regions CDR1, CDR2, and CDR3 from a heavy chain variable region sequence having SEQ ID NO: 1 or 3; light chain complementary determining regions CDR1, CDR2, and CDR3 from a light chain variable region sequence having SEQ ID NO: 2 or 4; wherein the antibody binds specifically to both vascular endothelial growth factor receptor-2 (VEGFR2) and vascular endothelial growth factor receptor-3 (VEGFR3).
    Type: Grant
    Filed: March 20, 2019
    Date of Patent: April 11, 2023
    Assignee: National Health Research Institutes
    Inventors: Neng-yao Shih, Ko-jiunn Liu, Li-tzong Chen, Wen-chun Hung, Yun-chang Chen, Kuan-chung Hsiao, San-tai Shen
  • Patent number: 11485776
    Abstract: The invention provides anti-CaENO1 antibodies and humanized antibodies as effective diagnostic agent or therapeutic treatment against infections caused by Candida spp. (preferably Candida. albicans, Candida tropicalis), fluconazole resistance Candida spp., Streptococcus, or Staphylococcus.
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: November 1, 2022
    Assignee: TAIPEI MEDICAL UNIVERSITY
    Inventors: Sy-Jye Leu, Yi-Yuan Yang, Yu-Ching Lee, Ching-Hua Su, Ko-Jiunn Liu, Hsiu-Jung Lo, Yun-Liang Yang
  • Publication number: 20210079072
    Abstract: The invention provides anti-CaENO1 antibodies and humanized antibodies as effective diagnostic agent or therapeutic treatment against infections caused by Candida spp. (preferably Candida. albicans, Candida tropicalis), fluconazole resistance Candida spp., Streptococcus, or Staphylococcus.
    Type: Application
    Filed: July 23, 2020
    Publication date: March 18, 2021
    Inventors: Sy-Jye LEU, Yi-Yuan YANG, Yu-Ching LEE, Ching-Hua SU, Ko-Jiunn LIU, Hsiu-Jung LO, Yun-Liang YANG
  • Publication number: 20210032353
    Abstract: An isolated antibody, comprising heavy chain complementary determining regions CDR1, CDR2, and CDR3 from a heavy chain variable region sequence having SEQ ID NO: 1 or 3; light chain complementary determining regions CDR1, CDR2, and CDR3 from a light chain variable region sequence having SEQ ID NO: 2 or 4; wherein the antibody binds specifically to both vascular endothelial growth factor receptor-2 (VEGFR2) and vascular endothelial growth factor receptor-3 (VEGFR3).
    Type: Application
    Filed: March 20, 2019
    Publication date: February 4, 2021
    Inventors: Neng-yao Shih, Ko-jiunn Liu, Li-tzong Chen, Wen-chun Hung, Yun-chang Chen, Kuan-chung Hsiao, Sa-tai Shen
  • Patent number: 10781266
    Abstract: An antibody, or an antigen-binding fragment there, binding human ENO1 (GenBank: AAH506421.1) is provided. Methods for treating an ENO1 protein-related disease or disorder, inhibiting cancer invasion and diagnosis of cancer are also provided.
    Type: Grant
    Filed: March 19, 2018
    Date of Patent: September 22, 2020
    Assignees: DEVELOPMENT CENTER FOR BIOTECHNOLOGY, NATIONAL HEALTH RESEARCH INSTITUTES
    Inventors: Shih-Chong Tsai, Ta-Tung Yuan, Shih-Chi Tseng, Jiann-Shiun Lai, Chia-Cheng Wu, Po-Yin Lin, Ya-Wei Tsai, Chao-Yang Huang, Ying-Yung Lok, Chung-Hsiun Wu, Hsien-Yu Tsai, Neng-Yao Shih, Ko-Jiunn Liu, Li-Tzong Chen
  • Patent number: 10766951
    Abstract: Anti-CaENO1 antibodies and humanized antibodies are provided as an effective diagnostic agent or a therapeutic treatment against infections caused by Candida spp., preferably Candida albicans, Candida tropicalis, fluconazole resistance Candida spp., Streptococcus, Staphylococcus.
    Type: Grant
    Filed: April 1, 2016
    Date of Patent: September 8, 2020
    Assignee: TAIPEI MEDICAL UNIVERSITY
    Inventors: Sy-Jye Leu, Yi-Yuan Yang, Yu-Ching Lee, Ching-Hua Su, Ko-Jiunn Liu, Hsiu-Jung Lo, Yun-Liang Yang
  • Publication number: 20190322762
    Abstract: An antibody, or an antigen-binding fragment there, binding human ENO1 (GenBank: AAH506421.1) is provided. Methods for treating an ENO1 protein-related disease or disorder, inhibiting cancer invasion and diagnosis of cancer are also provided.
    Type: Application
    Filed: March 19, 2018
    Publication date: October 24, 2019
    Applicants: DEVELOPMENT CENTER FOR BIOTECHNOLOGY, NATIONAL HEALTH RESEARCH INSTITUTES
    Inventors: SHIH-CHONG TSAI, TA-TUNG YUAN, SHIH-CHI TSENG, JIANN-SHIUN LAI, CHIA-CHENG WU, PO-YIN LIN, YA-WEI TSAI, CHAO-YANG HUANG, YING-YUNG LOK, CHUNG-HSIUN WU, HSIEN-YU TSAI, NENG-YAO SHIH, KO-JIUNN LIU, LI-TZONG CHEN
  • Patent number: 9750804
    Abstract: A method for treating an inflammatory disease or an immune disorder includes administering to a subject in need of such treatment an antagonist against ENO1. The antagonist binds ENO1 and inhibits ENO1 plasminogen receptor activity. The antagonist may be an anti-human ENO1 antibody, or an scFv, Fab, or F(ab)2 fragment thereof, that specifically binds to human ENO1 (GenBank: AAH50642.1) for the treatment of an inflammatory disease or an immune disorder, which may be multiple sclerosis, rheumatoid arthritis, Crohn's disease, ulcerative colitis, systemic Lupus erythematosus, chronic obstructive pulmonary disease (COPD), asthma, allergy, psoriasis, type 1 diabetes mellitus, artherosclerosis or osteoporosis.
    Type: Grant
    Filed: December 22, 2014
    Date of Patent: September 5, 2017
    Assignees: Development Center for Biotechnology, National Health Research Institutes
    Inventors: Shih-Chong Tsai, Mingl Chang, Ta-Tung Yuan, Shih-Chi Tseng, Shyi-Jou Chen, Wei-Tso Chia, Hsin-Yun Wang, Neng-Yao Shih, Ko-Jiunn Liu, Li-Tzong Chen
  • Publication number: 20170247660
    Abstract: The present application provides progenitor cells and a preparing method thereof. The preparing method comprises obtaining a tissue sample containing myometrium from uterus, treating the tissue sample with collagenase, and culturing the treated tissue sample to obtain the progenitor cells, wherein the progenitor cell is multipotent and immunomodulatory. The present application also provides a method for treating a degenerative disease, an ischemic disease or a disease caused by abnormal immune response comprising administering the progenitor cells to a patient subjecting the disease.
    Type: Application
    Filed: September 16, 2015
    Publication date: August 31, 2017
    Applicant: National Health Research Institutes
    Inventors: Lin-Ju YEN, Ko-Jiunn LIU, Men-Luh YEN
  • Publication number: 20170246212
    Abstract: The present application provides a method of upregulating an expression of immumodulatory cells in vitro comprising treating the immumodulatory cells with IL-25 to increase an expression of PD-L1. The present application also provides a method for treatment of immune disorders by the aforementioned methods. The present application also provides a method to suppress an expression of immumodulatory cells comprising suppressing an expression of PD-L1. The immumodulatory cells can be human monocytes or hMSCs. The present application further provides a method for treatment of immune-evasive diseases by using the aforementioned method to suppress an expression of immumodulatory cells.
    Type: Application
    Filed: August 26, 2015
    Publication date: August 31, 2017
    Applicant: National Health Research Institutes
    Inventors: Linju YEN, Ko-Jiunn LIU, Huey-Kang SYTWU
  • Patent number: 9527922
    Abstract: A humanized antibody, or a binding fragment thereof, wherein the humanized antibody binds human ENO1 (GenBank: AAH50642.1), wherein the antibody comprises a light chain variable region (VL) domain comprising a CDR1 having the amino acid sequence LCDR1 (RASENIYSYLT; SEQ ID NO: 6) and a CDR2 having the amino acid sequence LCDR2 (NAKTLPE; SEQ ID NO: 7) and a CDR3 having the amino acid sequence LCDR3 (QHHYGTPYT; SEQ ID NO: 8) and an antibody heavy chain variable region (VH) domain comprising a CDR1 having the amino acid sequence HCDR1 (GYTFTSCVMN; SEQ ID NO: 3), a CDR2 having the amino acid sequence HCDR2 (YINPYNDGTKYNEKFKG; SEQ ID NO: 4) and a CDR3 having the amino acid sequence HCDR3 (EGFYYGNFDN; SEQ ID NO: 5), wherein framework regions in the light chain variable region (VL) domain and the heavy chain variable region (VH) domain comprise amino acid sequences from a human immunoglobulin.
    Type: Grant
    Filed: December 31, 2014
    Date of Patent: December 27, 2016
    Assignees: Development Center for Biotechnology, DCB-USA LLC, National Health Research Institutes
    Inventors: Shih-Chong Tsai, Ta-Tung Yuan, Shih-Chi Tseng, Jiann-Shiun Lai, Chia-Cheng Wu, Chao-Yang Huang, Ya-Wei Tsai, Ying-Yung Lok, Chung-Hsiun Wu, Neng-Yao Shih, Ko-Jiunn Liu, Li-Tzong Chen
  • Patent number: 9382331
    Abstract: The present invention discloses an anti-human alpha-enolase (ENO1) antibody, which can bind the peptides, comprising amino-acid sequence 296FD Q D D W G A W Q K F TA309 (SEQ ID: #9) and/or 326K R I A K A V N EK S336 (SEQ ID: #10) of human ENO1 protein (GenBank: AAH50642.1), has a favorable binding activity (the binding affinity is around 2.19×10-10 mol/L) and a remarkable capability to inhibit the cell invasion and tumor metastasis of a varied of tumors. The recognized peptides and antibody of the invention are useful for diagnosis, prognosis, and treatment of cancers that have been reported to express cell-surface ENO1 such as including lung, breast, pancreas, liver, colorectal, prostate cancers and solid tumors.
    Type: Grant
    Filed: December 27, 2013
    Date of Patent: July 5, 2016
    Assignees: Development Center for Biotechnology, National Health Research Institutes
    Inventors: Shih-Chong Tsai, Neng-Yao Shih, Ta-Tung Yuan, Ko-Jiunn Liu, Shih-Chi Tseng, Chih-Yung Hu, Hsin-Yun Wang, Li-Tzong Chen
  • Publication number: 20160185876
    Abstract: A humanized antibody, or a binding fragment thereof, wherein the humanized antibody binds human ENO1 (GenBank: AAH50642.1), wherein the antibody comprises a light chain variable region (VL) domain comprising a CDR1 having the amino acid sequence LCDR1 (RASENIYSYLT; SEQ ID NO: 6) and a CDR2 having the amino acid sequence LCDR2 (NAKTLPE; SEQ ID NO: 7) and a CDR3 having the amino acid sequence LCDR3 (QHHYGTPYT; SEQ ID NO: 8) and an antibody heavy chain variable region (VH) domain comprising a CDR1 having the amino acid sequence HCDR1 (GYTFTSCVMN; SEQ ID NO: 3), a CDR2 having the amino acid sequence HCDR2 (YINPYNDGTKYNEKFKG; SEQ ID NO: 4) and a CDR3 having the amino acid sequence HCDR3 (EGFYYGNFDN; SEQ ID NO: 5), wherein framework regions in the light chain variable region (VL) domain and the heavy chain variable region (VH) domain comprise amino acid sequences from a human immunoglobulin.
    Type: Application
    Filed: December 31, 2014
    Publication date: June 30, 2016
    Applicants: Development Center for Biotechnology, DCB-USA LLC, National Health Research Institutes
    Inventors: Shih-Chong Tsai, Ta-Tung Yuan, Shih-Chi Tseng, Jiann-Shiun Lai, Chia-Cheng Wu, Chao-Yang Huang, Ya-Wei Tsai, Ying-Yung Lok, Chung-Hsiun Wu, Neng-Yao Shih, Ko-Jiunn Liu, Li-Tzong Chen
  • Patent number: 9200262
    Abstract: The invention provides an isolated antigen polypeptide that can be expressed in a subject with ovarian cancer. Also provided is the diagnosis of ovarian cancer by using the antigen polypeptide of the invention and the prevention and/or treatment of ovarian cancer by suppressing the gene of the antigen polypeptide of the invention.
    Type: Grant
    Filed: March 9, 2011
    Date of Patent: December 1, 2015
    Assignees: TAIPEI MEDICAL UNIVERSITY, NATIONAL HEALTH RESEARCH INSTITUTE
    Inventors: Sy-Jye Leu, Neng-Yao Shih, Yi-Yuan Yang, Ko-Jiunn Liu, I-Jen Huang, Yuan-Soon Ho, Suparat Charoenfuprasert, Yu-Ching Lee
  • Publication number: 20150183884
    Abstract: The present invention discloses an anti-human alpha-enolase (ENO1) antibody, which can bind the peptides, comprising amino-acid sequence 296FD Q D D W G A W Q K F TA309 (SEQ ID: #9) and/or 326K R I A K A V N EK S336 (SEQ ID: #10) of human ENO1 protein (GenBank: AAH50642.1), has a favorable binding activity (the binding affinity is around 2.19×10-10 mol/L) and a remarkable capability to inhibit the cell invasion and tumor metastasis of a varied of tumors. The recognized peptides and antibody of the invention are useful for diagnosis, prognosis, and treatment of cancers that have been reported to express cell-surface ENO1 such as including lung, breast, pancreas, liver, colorectal, prostate cancers and solid tumors.
    Type: Application
    Filed: December 27, 2013
    Publication date: July 2, 2015
    Applicants: NATIONAL HEALTH RESEARCH INSTITUTES, DEVELOPMENT CENTER FOR BIOTECHNOLOGY
    Inventors: Shih-Chong Tsai, Neng-Yao Shih, Ta-Tung Yuan, Ko-Jiunn Liu, Shih-Chi Tseng, Chih-Yung Hu, Hsin-Yun Wang, Li-Tzong Chen
  • Patent number: 8927278
    Abstract: The present invention develops a straightforward and rapid method for generating immunomodulatory cells from peripheral mononuclear cells, comprising treating peripheral mononuclear cells with a hepatocyte growth factor (HGF) to induce differentiation of the peripheral mononuclear cells into immunomodulatory leukocytes. The present invention also provides an immunomodulatory cell prepared according to this method. The present invention further provides a method for treating a disease caused by abnormal immune response comprising administering a HGF to a patient exhibiting the disease, inducing the patient's peripheral mononuclear cells to differentiate into immunomodulatory leukocytes, and modulating the abnormal immune response.
    Type: Grant
    Filed: September 10, 2012
    Date of Patent: January 6, 2015
    Assignee: National Health Research Institutes
    Inventors: Lin-Ju Yen, Ko-Jiunn Liu, Huey-Kang Sytwu
  • Publication number: 20140073569
    Abstract: The present invention develops a straightforward and rapid method for generating immunomodulatory cells from peripheral mononuclear cells, comprising treating peripheral mononuclear cells with a hepatocyte growth factor (HGF) to induce differentiation of the peripheral mononuclear cells into immunomodulatory leukocytes. The present invention also provides an immunomodulatory cell prepared according to this method. The present invention further provides a method for treating a disease caused by abnormal immune response comprising administering a HGF to a patient exhibiting the disease, inducing the patient's peripheral mononuclear cells to differentiate into immunomodulatory leukocytes, and modulating the abnormal immune response.
    Type: Application
    Filed: September 10, 2012
    Publication date: March 13, 2014
    Applicant: National Health Research Institutes
    Inventors: Lin-Ju Yen, Ko-Jiunn Liu, Huey-Kang Sytwu
  • Patent number: 8449881
    Abstract: The invention relates to antibodies against ?-enolase I, their pharmaceutical compositions and diagnosis and treatment uses. Particularly, the invention provides polyclonal anti-?-enolase I antibodies and monoclonal single-chain variable fragment (scFv) anti-?-enolase antibodies, pharmaceutical compositions containing the same and their uses in uses in diagnosis and treatment of cancers, autoimmune disorders, ischemia and bacterial infection.
    Type: Grant
    Filed: January 28, 2010
    Date of Patent: May 28, 2013
    Assignee: Taipei Medical University
    Inventors: Sy-Jye Leu, Yi-Yuan Yang, Neng-Yao Shih, I-Jen Huang, Ko-Jiunn Liu, Yu-Ching Lee, Yung-Leun Shih, Yu-Jia Chang, Bor-Yu Tsai, Yuan-Soon Ho
  • Patent number: 8361441
    Abstract: The present invention provides a method for the treatment and/or prevention of bacterial infection caused by Enterobacteriaceae bacteria in central nervous system and/or peripheral blood circulation in a mammal by administering effective amount of outer membrane protein A (OmpA) or its derivatives to a mammal. Also provided are a method for vaccinating a mammal to produce an antibody against bacterial infection caused by Enterobacteriaceae family in central nervous system and/or peripheral blood circulation and a method of detecting or diagnosing bacterial infections caused by Enterobacteriaceae family in central nervous system and/or peripheral blood circulation in a mammal. An antibody and a kit on the basis of the vaccinating method and detecting/diagnosing method are also provided.
    Type: Grant
    Filed: September 29, 2009
    Date of Patent: January 29, 2013
    Assignee: Taipei Medical University
    Inventors: Yi-Yuan Yang, Hsueh-Hsia Wu, Sy-Jye Leu, Neng-Yao Shih, I-Jen Huang, Wen-Shyang Hsieh, Ko-Jiunn Liu, Shih-Yi Huang, Yung-Luen Shih, Chi-Hsin Lee, Yuan-Soon Ho, Shih-Lan Hsu
  • Publication number: 20110182907
    Abstract: The invention relates to antibodies against ?-enolase I, their pharmaceutical compositions and diagnosis and treatment uses. Particularly, the invention provides polyclonal anti-?-enolase I antibodies and monoclonal single-chain variable fragment (scFv) anti-?-enolase antibodies, pharmaceutical compositions containing the same and their uses in uses in diagnosis and treatment of cancers, autoimmune disorders, ischemia and bacterial infection.
    Type: Application
    Filed: January 28, 2010
    Publication date: July 28, 2011
    Applicant: TAIPEI MEDICAL UNIVERSITY
    Inventors: Sy-Jye Leu, Yi-Yuan Yang, Neng-Yao Shih, I-Jen Huang, Ko-Jiunn Liu, Yu-Ching Lee, Yung-Leun Shih, Yu-Jia Chang, Bor-Yu Tsai, Yuan-Soon Ho