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    • 1. 发明申请
    • Methods for Modulating an Immune Response by Modulating Krc Activity
    • US20070224653A1
    • 2007-09-27
    • US10578402
    • 2004-11-03
    • Laurie GlimcherMohamed Oukka
    • Laurie GlimcherMohamed Oukka
    • G01N33/53A61K49/00C12N5/06
    • G01N33/6872G01N33/6893G01N2500/00
    • This invention demonstrates that KRC molecules have multiple important functions as modulating agents in regulating a wide variety of cellular processes including: inhibiting NFkB transactivation, increasing TNF-alpha induced apoptosis, inhibiting JNK activation, inhibiting endogenous TNF-alpha expression, promoting immune cell proliferation and immune cell activation (e.g., in Th1 cells and/or Th2), activating IL-2 expression e.g., by activating the AP-1 transcription factor, and increasing actin polymerization. The present invention also demonstrates that KRC interacts with TRAF. Furthermore, the present invention demonstrates that KRC physically interacts with the c-Jun component of AP-1 to control its degradation. The present invention also demonstrates that KRC is downstream of several lymphocyte membrane receptors, including TNFR, TCR and TGFβR. Upon TNFR signaling, KRC associates with the adaptor protein TRAF2 to inhibit NFKB and JNK-dependent gene expression. Upon TCR stimulation, KRC expression is rapidly induced and KRC physically associates with the c-Jun transcription factor to augment AP-1 dependent gene transcription. KRC knock-out (KO) T cells have impaired production of AP-1-dependent genes such as CD69 and IL-2. Upon TCR stimulation KRC also associates with the Th2-specific transcription factor GATA3, and T cells lacking KRC have impaired production of GATA3 dependent Th2 cytokines, IL-4, IL-5 and IL-13. Finally, upon TGFβ receptor signaling, KRC physically associates with the transcription factor SMAD3 to activate IgA germline transcription in B cells, since KRC KO B cells have impaired IgA production and germline Igα (GLα) gene transcription. Methods for identifying modulators of KRC activity are provided. Methods for modulating an immune response and KRC-associated disorders using agents that modulate KRC expression and/or activity are also provided.
    • 2. 发明申请
    • Methods and compositions for regulating T cell subsets by modulating transcription factor activity
    • 通过调节转录因子活性来调节T细胞亚群的方法和组合物
    • US20070009918A1
    • 2007-01-11
    • US11284418
    • 2005-11-21
    • Laurie GlimcherI-Cheng Ho
    • Laurie GlimcherI-Cheng Ho
    • C12Q1/68G01N33/53A61K48/00
    • A61K38/1709A01K2217/05A61K48/00C07K14/4702C07K14/52C07K14/5406C07K14/82C07K2319/00G01N33/505
    • Methods for modulating production of a T helper type 2 (Th2)-associated cytokine, in particular interleukin-4, by modulating the activity of a transcription factor, in particular the proto-oncoprotein c-Maf, that regulates expression of the Th2-associated cytokine gene are disclosed. Methods for modulating development of T helper type 1 (Th1) or T helper type 2 (Th2) subsets in a subject using agents that modulate transcription factor activity are also disclosed. The methods of the invention can further involve use of agents that modulate the activity of additional transcription factors that contribute to the regulation of Th1- or Th2-associated cytokines, such as a Nuclear Factor of Activated T cells (NF-AT) protein and/or an AP-1 family protein. Compositions for modulating Th2-associated cytokine production, recombinant expression vectors and host cells, as well as screening assays to identify agents that modulate c-Maf activity, are also disclosed.
    • 通过调节调节Th2相关表达的转录因子,特别是原癌蛋白c-Maf的活性来调节T辅助2型(Th2)相关细胞因子特别是白细胞介素-4的产生的方法 公开了细胞因子基因。 还公开了使用调节转录因子活性的试剂调节受试者中T辅助性1型(Th1)或T辅助2型(Th2)亚型的发展的方法。 本发明的方法还可以包括使用调节有助于调节Th1或Th2相关细胞因子(例如活化T细胞核因子(NF-AT)蛋白)和/ 或AP-1家族蛋白。 还公开了用于调节Th2相关细胞因子产生的组合物,重组表达载体和宿主细胞,以及用于鉴定调节c-Maf活性的药剂的筛选测定。
    • 3. 发明申请
    • Tumor cells with increased immunogenicity and uses therfor
    • 肿瘤细胞具有增加的免疫原性,并使用其它药物
    • US20060099195A1
    • 2006-05-11
    • US11313556
    • 2005-12-20
    • Suzanne Ostrand-RosenbergSivasubramanian BaskarLaurie GlimcherGordon FreemanLee Nadler
    • Suzanne Ostrand-RosenbergSivasubramanian BaskarLaurie GlimcherGordon FreemanLee Nadler
    • A61K48/00
    • A61K39/0011A61K39/00A61K48/00A61K2039/5152A61K2039/5156A61K2039/5158C07K14/70532C07K14/70539
    • Tumor cells modified to express a T cell costimulatory molecule are disclosed. In one embodiment, the costimulatory molecule is a CD28/CTLA4 ligand, preferably a B lymphocyte antigen B7. The tumor cells of the invention can be modified by transfection with nucleic acid encoding a T cell costimulatory molecule, by using an agent which induces or increases expression of a T cell costimulatory molecule on the tumor cell surface or by coupling a T cell costimulatory molecule to the tumor cell surface. Tumor cells further modified to express MHC class I and/or class II molecules or in which expression of an MHC associated protein, the invariant chain, is inhibited are also disclosed. The modified tumor cells of the invention can be used in methods for treating-a patient with a tumor, preventing or inhibiting metastatic spread of a tumor or preventing or inhibiting recurrence of a tumor. A method for specifically inducing a CD4+ T cell response against a tumor and a method for treating a tumor by modification of tumor cells in vivo are disclosed.
    • 公开了修饰以表达T细胞共刺激分子的肿瘤细胞。 在一个实施方案中,共刺激分子是CD28 / CTLA4配体,优选B淋巴细胞抗原B7。 通过使用诱导或增加T细胞共刺激分子在肿瘤细胞表面上的表达或通过将T细胞共刺激分子与T细胞共刺激分子的偶联的试剂,可以通过用编码T细胞共刺激分子的核酸转染来修饰本发明的肿瘤细胞 肿瘤细胞表面。 还公开了进一步修饰以表达MHC I类和/或II类分子或其中抑制MHC相关蛋白(不变链)的表达的肿瘤细胞。 本发明的修饰的肿瘤细胞可用于治疗患有肿瘤的患者,预防或抑制肿瘤的转移性扩散或预防或抑制肿瘤复发的方法。 公开了特异性诱导针对肿瘤的CD4 + T细胞应答的方法和通过体内修饰肿瘤细胞治疗肿瘤的方法。
    • 6. 发明申请
    • Methods for modulating an immune response by modulating KRC activity
    • 通过调节KRC活性来调节免疫应答的方法
    • US20050026285A1
    • 2005-02-03
    • US10701401
    • 2003-11-03
    • Laurie GlimcherMohamed Oukka
    • Laurie GlimcherMohamed Oukka
    • G01N33/68A61K38/17A61K48/00
    • G01N33/6872G01N33/6893G01N2500/00
    • This invention demonstrates that KRC molecules have multiple important functions as modulating agents in regulating a wide variety of cellular processes including: inhibiting NFkB transactivation, increasing TNF-alpha induced apoptosis, inhibiting JNK activation, inhibiting endogenous TNF-alpha expression, promoting immune cell proliferation and immune cell activation (e.g., in Th1 cells), activating IL-2 expression e.g., by activating the AP-1 transcription factor, and increasing actin polymerization. The present invention also demonstrates that KRC interacts with TRAF. Furthermore, the present invention demonstrates that KRC physically interacts with the c-Jun component of AP-1 to control its degradation Methods for identifying modulators of KRC activity are provided. Methods for modulating an immune response using agents that modulate KRC activity are also provided.
    • 本发明证明KRC分子在调节多种细胞过程中具有多种重要功能作为调节因子,包括:抑制NFkB反式激活,增加TNF-α诱导的凋亡,抑制JNK活化,抑制内源性TNF-α表达,促进免疫细胞增殖和 免疫细胞活化(例如,在Th1细胞中),活化IL-2表达,例如通过激活AP-1转录因子和增加肌动蛋白聚合。 本发明还表明,KRC与TRAF相互作用。 此外,本发明表明KRC与AP-1的c-Jun组分物理相互作用以控制其降解提供了用于鉴定KRC活性调节剂的方法。 还提供了使用调节KRC活性的试剂调节免疫应答的方法。
    • 8. 发明申请
    • Methods for regulating T cell subsets by modulating transcription factor activity
    • 通过调节转录因子活性调节T细胞亚群的方法
    • US20080038235A1
    • 2008-02-14
    • US11603292
    • 2006-11-21
    • Laurie GlimcherI-Cheng Ho
    • Laurie GlimcherI-Cheng Ho
    • A61K35/12A61P37/02C12N15/85C12N5/02
    • G01N33/505A01K2217/05A61K38/00C07K14/4702C07K14/52C07K14/5406C07K14/82C07K2319/00
    • Methods for modulating production of a T helper type 2 (Th2)-associated cytokine, in particular interleukin-4, by modulating the activity of one or more transcription factors that cooperate with NF-AT family proteins to regulate expression of a Th2-associated cytokine gene are disclosed. In one embodiment, the activity of a maf family protein (e.g., c-Maf or a small maf protein, such as p18) is modulated. In another embodiment, the activity of a protein that interacts with an NF-AT family protein (e.g., NIP45) is modulated. Combination methods, for example wherein the activities of a maf family protein and an NF-AT protein are modulated or the activities of a maf protein and NF-AT-interacting protein are modulated, are also encompassed by the invention. Methods for modulating development of T helper type 1 (Th1) or T helper type 2 (Th2) subsets in a subject using agents that modulate transcription factor activity are also disclosed.
    • 通过调节与NF-AT家族蛋白质配合以调节Th2相关细胞因子表达的一种或多种转录因子的活性来调节T辅助2型(Th2)相关细胞因子特别是白细胞介素-4的产生的方法 基因被公开。 在一个实施方案中,调节maf家族蛋白(例如,c-Maf或小maf蛋白,例如p18)的活性。 在另一个实施方案中,调节与NF-AT家族蛋白(例如NIP45)相互作用的蛋白质的活性。 本发明还包括组合方法,例如其中maf家族蛋白和NF-AT蛋白的活性被调节或maf蛋白和NF-AT相互作用蛋白的活性被调节。 还公开了使用调节转录因子活性的试剂调节受试者中T辅助性1型(Th1)或T辅助2型(Th2)亚型的发展的方法。