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公开(公告)号:US11440962B2
公开(公告)日:2022-09-13
申请号:US16649149
申请日:2018-09-20
摘要: The present disclosure provides isolated monoclonal anti-CD3epsilon antibodies or antigen-binding fragments thereof comprising one or more heavy chain CDR sequences selected from the group consisting of: SEQ ID NOs: 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 23, 25, 27, 29, 31, 33, 35, 37, 39, 41, 43, 45, and 47, and/or one or more kappa light chain CDR sequences selected from the group consisting of: SEQ ID NOs: 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46 and 48, isolated polynucleotides encoding the same, pharmaceutical compositions comprising the same, and the use thereof.
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公开(公告)号:US20210340252A1
公开(公告)日:2021-11-04
申请号:US17312847
申请日:2019-12-11
发明人: Siwei NIE , Yong ZHENG , Jun PAN , Jianqing XU , Jing LI
摘要: Provided in the present disclosure are anti-TIM-3 antibodies, the methods of hybridoma generation, the nucleic acid molecules encoding the anti-TIM-3 antibodies, expression vectors and host cells used for the expression of anti-TIM-3 antibodies. The disclosure further provides the methods for validating the function of antibodies in vitro and the efficacy of antibodies in vivo. The antibodies of the disclosure provide a very potent agent for the treatment of cancers via modulating immune functions.
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53.
公开(公告)号:US20210254100A1
公开(公告)日:2021-08-19
申请号:US17268360
申请日:2019-08-14
发明人: Zheng Zhang , Xiaolu Li , Yuchen Zhang , Yarong Li , Huifang Dong , Jill Cai , Weichang Zhou , Chris Chen , Lili Mu , Chuanlong Tang
摘要: Provided is a polynucleotide, the polynucleotide can be used as a WXRE transcriptional regulatory element used to increase the protein expression level of a protein expression system. A protein expression vector or a protein expression system comprising the above-mentioned WXRE transcriptional regulatory element as well as the use thereof are also provided. The use of the WXRE transcriptional regulatory element can increase the expression level of a heterologous protein greatly with its biological activity unchanged.
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公开(公告)号:US11008391B2
公开(公告)日:2021-05-18
申请号:US15751236
申请日:2016-08-11
发明人: Yong Zheng , Jing Li , Zhisheng Chen
IPC分类号: C07K16/28
摘要: The present disclosure provides monoclonal antibodies against protein programmed cell death 1 (PD-1), which can block the binding of PD-1 ligands to PD-1, and therefore block the inhibitory function of PD-1 ligands on PD-1 expressing T cells. The antibodies of disclosure provide very potent agents for the treatment of multiple cancers via modulating human immune function.
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公开(公告)号:US20200283523A1
公开(公告)日:2020-09-10
申请号:US16648792
申请日:2018-09-20
发明人: Jieying LIU , Jianqing XU , Zhuozhi WANG , Qin MEI , Jing LI
摘要: A bispecific anti-CD3×CD19 polypeptide complex that contains a first antigen-binding moiety of the polypeptide complex and a second antigen-binding moiety, methods of producing the bispecific anti-CD3×CD19 polypeptide complex, methods of treating disease or disorder using the bispecific anti-CD3×CD19 polypeptide complex, polynucleotides encoding the bispecific anti-CD3×CD19 polypeptide complex, vectors and host cells containing said polynucleotides, and compositions and pharmaceutical compositions comprising the bispecific anti-CD3×CD19 polypeptide complex are provided.
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公开(公告)号:US20240344015A1
公开(公告)日:2024-10-17
申请号:US18708515
申请日:2022-11-11
发明人: Hao CHEN , Kailin YANG , Yan ZHI , Xiaoyue CHEN
摘要: An intelligent system for gene synthesis and monoclonal picking, comprising: a core operation module for performing operations associated with gene synthesis and monoclonal picking; and a control system for controlling at least a part of operations of corresponding compartments of the core operation module. The core operation module at least includes: a liquid operation compartment for performing operations of mixing gene fragments and mixing synthetizing reagents with biological samples in the process of gene synthesis; a purification compartment for performing purification operations on nucleic acid products created after the mixing; an amplification compartment for performing amplification operations and error correction operations on fragments of the nucleic acid products and performing culturing and amplification operations on vectors; and a monoclonal picking compartment for performing monoclonal picking operations on purified and cultured nucleic acid products.
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公开(公告)号:US20240285685A1
公开(公告)日:2024-08-29
申请号:US18562547
申请日:2022-05-19
发明人: Yong Zheng , Qiong Wu , Ruixiu Cao , Jijie Gu
IPC分类号: A61K35/17 , A61P35/00 , C07K14/725 , C12N5/0783 , C12N5/10 , C12N9/22 , C12N15/113
CPC分类号: A61K35/17 , A61P35/00 , C07K14/7051 , C12N5/0646 , C12N5/10 , C12N9/22 , C12N15/113 , C12N2310/20 , C12N2510/00
摘要: Provided are genetically modified NK cells and uses thereof. The modified NK cells can be used in adoptive cellular therapy of CAR-NK cells for cancers.
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58.
公开(公告)号:US20240167010A9
公开(公告)日:2024-05-23
申请号:US17996441
申请日:2021-04-21
发明人: Liqin XU , Fenglin WANG , Yangfang ZHOU , Yangzi PENG , Jiexing CAI , Weichang ZHOU , Xiaobo XI , Weiwen WANG , Tingting WANG , Chunsheng YANG , Quanmin CHEN , Jeremy GUO
CPC分类号: C12N9/2402 , A61K38/47 , C12N9/1051 , C12N15/907 , C12Y204/01101 , C12Y302/01045 , C12N2310/20
摘要: Provided are a genetically modified cell line producing a recombinant glycoprotein having a mannose-terminated N-glycan and a method for producing the recombinant glycoprotein or a method for generating the cell, clone or cell line. The cell line comprises an insertion of less than 600 bp in the coding region of a chromosomal sequence encoding MGAT1.
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公开(公告)号:US20240124586A1
公开(公告)日:2024-04-18
申请号:US18480252
申请日:2023-10-03
发明人: Jianqing XU , Zhuozhi WANG , Jing LI
CPC分类号: C07K16/2809 , C12N15/63 , A61K2039/505
摘要: A polypeptide complex comprises antibody variable regions of the heavy chain and light chain respectively fused to TCR constant regions. A bispecific antigen binding polypeptide complex contains a first antigen-binding moiety of the polypeptide complex and a second antigen-binding moiety. A method comprises producing the polypeptide complex of the bispecific antigen binding polypeptide complex. A method of treating disease or disorder comprises using the polypeptide complex or the bispecific antigen binding polypeptide complex. A polynucleotide encodes the polypeptide complex and/or the bispecific antigen binding polypeptide complex. A vector or a host cell contains the polynucleotide. A composition and a pharmaceutical composition comprise the polypeptide complex and/or the bispecific antigen binding polypeptide complex.
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公开(公告)号:US20240034803A1
公开(公告)日:2024-02-01
申请号:US18177729
申请日:2023-03-02
发明人: Christine Elizabeth Bowman , Ada Pei Xian Chen , Ester Fernandez-Salas , Nigel Pelham Clinton Walker , Xiaoning Zhao , Yaohua Hu , Siwei Nie , Jijie Gu
CPC分类号: C07K16/2896 , A61P35/00 , C07K2317/21 , C07K2317/24
摘要: Provided herein are anti-CD39 antibodies that inhibit the enzymatic activity of human CD39 and methods of using the same.
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