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    • 7. 发明申请
    • METHODS FOR PRODUCING AUTOLOGOUS T CELLS USEFUL TO TREAT B CELL MALIGNANCIES AND OTHER CANCERS AND COMPOSITIONS THEREOF
    • 生产用于治疗B细胞恶性肿瘤和其他癌症及其组合物的自体T细胞的方法及其组合物
    • WO2015120096A3
    • 2015-11-12
    • PCT/US2015014520
    • 2015-02-04
    • BETTER MARCFELDMAN STEVEN AROSENBERG STEVEN A
    • BETTER MARCFELDMAN STEVEN AROSENBERG STEVEN A
    • C07K16/30A61K35/14
    • C12N5/0636A61K35/17A61K38/1774A61K39/0011A61K39/39558A61K2039/5156A61K2039/5158C07K14/7051C07K16/2896C07K2319/74C12N2500/90C12N2501/2302C12N2501/515C12N2510/00
    • Provided herein are methods for manufacturing T cells. In certain embodiments, methods for manufacturing T cells which express a cell surface receptor that recognizes a specific antigenic moiety on the surface of a target cell are provided. Such methods may include, but are not limited to, steps of (1 ) enriching a population of lymphocytes obtained from a donor subject; (2) stimulating the population of lymphocytes with one or more T-cell stimulating agents to produce a population of activated T cells, wherein the stimulation is performed in a closed system using serum-free culture medium; (3) transducing the population of activated T cells with a viral vector comprising a nucleic acid molecule which encodes the cell surface receptor, using a single cycle transduction to produce a population of transduced T cells, wherein the transduction is performed in a closed system using serum-free culture medium; and (4) expanding the population of transduced T cells for a predetermined time to produce a population of engineered T cells, wherein the expansion is performed in a closed system using serum-free culture medium. Also provided herein are populations of engineered T cells produced by the methods described herein and pharmaceutical compositions thereof.
    • 本文提供了用于制造T细胞的方法。 在某些实施方案中,提供了用于制造表达识别靶细胞表面上的特定抗原性部分的细胞表面受体的T细胞的方法。 这样的方法可以包括但不限于以下步骤:(1)富集从供体受试者获得的淋巴细胞群体; (2)用一种或多种T细胞刺激剂刺激淋巴细胞群以产生活化T细胞群,其中刺激在使用无血清培养基的封闭系统中进行; (3)用包含编码细胞表面受体的核酸分子的病毒载体转导激活的T细胞群,使用单循环转导产生转导的T细胞群,其中转导在封闭系统中进行,使用 无血清培养基; 和(4)将转导的T细胞群扩增预定时间以产生工程化T细胞群,其中所述扩增在使用无血清培养基的封闭系统中进行。 本文还提供了通过本文所述方法产生的工程化T细胞群及其药物组合物。
    • 8. 发明申请
    • MODIFIED T CELL RECEPTORS AND RELATED MATERIALS AND METHODS
    • 改良的T细胞受体及相关材料与方法
    • WO2009042570A3
    • 2009-06-04
    • PCT/US2008077333
    • 2008-09-23
    • US HEALTHROBBINS PAUL FROSENBERG STEVEN AMORGAN RICHARD A
    • ROBBINS PAUL FROSENBERG STEVEN AMORGAN RICHARD A
    • C07K14/735
    • C07K14/705
    • The invention is directed to a modified T cell receptor (TCR) comprising an amino acid sequence of a wild-type (WT) TCR with one or more amino acid substitutions in the CDR2 and/or CDR3 regions of the alpha and/or beta chains of the TCR, wherein the modified TCR, as compared to the WT TCR, (i) has an enhanced ability to recognize target cells when expressed by CD4+ T cells and/or CD8+ T cells and (ii) does not exhibit a decrease in antigen specificity when expressed by the CD4+ T cells and/or CD8+ T cells. Polypeptides, proteins, nucleic acids, recombinant expression vectors, host cells, populations of cells, antibodies, and pharmaceutical compositions related to the modified TCR also are part of the invention. Further, the invention is directed to methods of treating or preventing a disease in a host and methods of detecting a diseased cell in a host.
    • 本发明涉及一种修饰的T细胞受体(TCR),其包含在α和/或β链的CDR2和/或CDR3区域中具有一个或多个氨基酸取代的野生型(WT)TCR的氨基酸序列 的TCR,其中与WT TCR相比,修饰的TCR,(i)当由CD4 + T细胞和/或CD8 + T细胞表达时具有增强的识别靶细胞的能力,和(ii)不显示抗原的降低 当由CD4 + T细胞和/或CD8 + T细胞表达时的特异性。 多肽,蛋白质,核酸,重组表达载体,宿主细胞,细胞群,抗体和与修饰的TCR相关的药物组合物也是本发明的一部分。 此外,本发明涉及治疗或预防宿主疾病的方法以及检测宿主中病变细胞的方法。