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    • 22. 发明申请
    • Regulation of T cell-mediated immunity by tryptophan
    • 调节T细胞介导的色氨酸免疫
    • US20020155104A1
    • 2002-10-24
    • US10112362
    • 2002-03-28
    • Medical College of Georgia Research Institute, Inc.
    • David MunnAndrew Mellor
    • A61K039/395A61K039/00A61K031/405
    • C07K14/47A01K67/0271A01K2217/05A01K2227/105A01K2267/03A61K31/405A61K38/00A61K39/00A61K45/06A61K48/00A61K31/48A61K31/44A61K31/38A61K31/34A61K2300/00
    • A mechanism of macrophage-induced T cell suppression is the selective elimination of tryptophan and/or increase in one or more tryptophan metabolites within the local macrophage microenvironment Studies demonstrate that expression of IDO can serve as a marker of suppression of T cell activation, and may play a significant role in allogeneic pregnancy and therefore other types of transplantation, and that inhibitors of IDO can be used to activate T cells and therefore enhance T cell activation when the T cells are suppressed by pregnancy, malignancy or a virus such as HIV. Inhibiting tryptophan degradation (and thereby increasing tryptophan concentration while decreasing tryptophan metabolite concentration), or supplementing tryptophan concentration, can therefore be used in addition to, or in place of, inhibitors of IDO. Similarly, increasing tryptophan degradation (thereby , decreasing tryptophan concentration and increasing tryptophan metabolite concentration), for example, by increasing IDO concentration or IDO activity, can suppress T cells. Although described particularly with reference to IDO regulation, one can instead manipulate local tryptophan concentrations, and/or modulate the activity of the high affinity tryptophan transporter, and/or administer other tryptophan degrading enzymes. Regulation can be further manipulated using cytokines such as macrophage colony stimulating factor, interferon gamma, alone or in combination with antigen or other cytokines.
    • 巨噬细胞诱导的T细胞抑制的机制是局部巨噬细胞微环境中色氨酸的选择性消除和/或一种或多种色氨酸代谢物的增加。研究证明,IDO的表达可以作为抑制T细胞活化的标志物,并且可能 在同种异体妊娠和其他类型的移植中起重要作用,IDO抑制剂可用于激活T细胞,因此当T细胞被妊娠,恶性肿瘤或HIV病毒抑制时,T细胞活化增强。 因此,除了或替代IDO抑制剂之外,抑制色氨酸降解(从而增加色氨酸浓度同时降低色氨酸代谢物浓度)或补充色氨酸浓度。 类似地,例如通过增加IDO浓度或IDO活性来增加色氨酸降解(从而降低色氨酸浓度和增加色氨酸代谢物浓度)可以抑制T细胞。 虽然特别参照IDO调节进行了描述,但是可以改变操作局部色氨酸浓度和/或调节高亲和力色氨酸转运蛋白的活性和/或施用其它色氨酸降解酶。 可以使用细胞因子如巨噬细胞集落刺激因子,干扰素γ单独或与抗原或其他细胞因子组合进一步操纵调节。
    • 23. 发明申请
    • Regulation of T cell-mediated immunity by tryptophan
    • 调节T细胞介导的色氨酸免疫
    • US20010001040A1
    • 2001-05-10
    • US09727055
    • 2000-11-30
    • Medical College of Georgia Research Institute, Inc.
    • David MunnAndrew Mellor
    • A61K031/40A01N043/38
    • C07K14/47A01K67/0271A01K2217/05A01K2227/105A01K2267/03A61K31/405A61K38/00A61K39/00A61K45/06A61K48/00A61K31/48A61K31/44A61K31/38A61K31/34A61K2300/00
    • A mechanism of macrophage-induced T cell suppression is the selective elimination of tryptophan and/or increase in one or more tryptophan metabolites within the local macrophage microenvironment Studies demonstrate that expression of IDO can serve as a marker of suppression of T cell activation, and may play a significant role in allogeneic pregnancy and therefore other types of transplantation, and that inhibitors of IDO can be used to activate T cells and therefore enhance T cell activation when the T cells are suppressed by pregnancy, malignancy or a virus such as HIV. Inhibiting tryptophan degradation (and thereby increasing tryptophan concentration while decreasing tryptophan metabolite concentration), or supplementing tryptophan concentration, can therefore be used in addition to, or in place of, inhibitors of IDO. Similarly, increasing tryptophan degradation (thereby, decreasing tryptophan concentration and increasing tryptophan metabolite concentration), for example, by increasing IDO concentration or IDO activity, can suppress T cells. Although described particularly with reference to IDO regulation, one can instead manipulate local tryptophan concentrations, and/or modulate the activity of the high affinity tryptophan transporter, and/or administer other tryptophan degrading enzymes. Regulation can be further manipulated using cytokines such as macrophage colony stimulating factor, interferon gamma, alone or in combination with antigen or other cytokines.
    • 巨噬细胞诱导的T细胞抑制的机制是局部巨噬细胞微环境中色氨酸的选择性消除和/或一种或多种色氨酸代谢物的增加研究证明,IDO的表达可以作为T细胞活化抑制的标志物,并且可能 在同种异体妊娠和其他类型的移植中起重要作用,IDO抑制剂可用于激活T细胞,因此当T细胞被妊娠,恶性肿瘤或HIV病毒抑制时,T细胞活化增强。 因此,除了或替代IDO抑制剂之外,抑制色氨酸降解(从而增加色氨酸浓度同时降低色氨酸代谢物浓度)或补充色氨酸浓度。 类似地,例如通过增加IDO浓度或IDO活性来增加色氨酸降解(从而降低色氨酸浓度和增加色氨酸代谢物浓度)可以抑制T细胞。 虽然特别参照IDO调节进行了描述,但是可以改变操作局部色氨酸浓度和/或调节高亲和力色氨酸转运蛋白的活性和/或施用其它色氨酸降解酶。 可以使用细胞因子如巨噬细胞集落刺激因子,干扰素γ单独或与抗原或其他细胞因子组合进一步操纵调节。
    • 28. 发明申请
    • BIOMARKERS FOR HPV-INDUCED CANCER
    • HPV感染癌的生物标志物
    • WO2009092017A1
    • 2009-07-23
    • PCT/US2009/031302
    • 2009-01-16
    • MEDICAL COLLEGE OF GEORGIA RESEARCH INSTITUTE, INC.DYNAN, WilliamARNOUK, HilalMERKLEY, MarkLEE, JeffreyFERRIS, DaronSTOPPLER, HubertPODOLSKY, Robert, H.
    • DYNAN, WilliamARNOUK, HilalMERKLEY, MarkLEE, JeffreyFERRIS, DaronSTOPPLER, HubertPODOLSKY, Robert, H.
    • C12Q1/00G01N33/48
    • G01N33/57411
    • Biomarkers that correlate with progression to neoplasia in human papillomavirus (HPV) induced cancer, for example cervical cancer have been identified. These biomarkers can be used to diagnosis or assist in the diagnosis of HPV-induced cancer. They can also be used to increase the positive predictive value of current screening modalities. In addition, they can provide insights into the biology of HPV-induced cancer and thus provide leads for the development of nonsurgical therapies. Exemplary biomarkers include cornulin, PA28 β, DJ-l, actin, transthyretin, HSPB1, CV intracellular channel 1, cytokeratin 8, transferrin, Hsρβ6 (HSP20), aflatoxin reductase, α2 type I collagen, creatine kinase B, cytokeratin 13 GST π, PA28 α, Manganese SOD, lamin A/C, serpin B1 (elastase inhibitor), serpin B3 (SCAA1), cytokeratin 10, cytokeratin 6A, and trp-tRNA synthetase. Preferred biomarkers for HPV-induced cancer include cornulin, DJ-l, PA28 α, and PA28 β, trp-tRNA synthetase, HSPβ6, creatine kinase B, aflatoxin reductase, GST π, transthyretin, transferrin, α2-type 1 collagen, and combinations thereof.
    • 与人乳头状瘤病毒(HPV)诱导的癌症(例如宫颈癌)发展相关的生物标志物已被鉴定。 这些生物标志物可用于诊断或协助HPV诱导的癌症的诊断。 它们也可用于增加当前筛选模式的阳性预测值。 此外,他们可以深入了解HPV诱导的癌症的生物学,从而为非手术疗法的发展提供依据。 示例性生物标志物包括cornulin,PA28β,DJ-1,肌动蛋白,转甲状腺素蛋白,HSPB1,CV细胞内通道1,细胞角蛋白8,转铁蛋白,Hsβ6(HSP20),黄曲霉毒素还原酶,a2型I胶原,肌酸激酶B,细胞角蛋白13 GST p,PA28a,锰SOD,lamin A / C,丝氨酸蛋白酶B1(弹性蛋白酶抑制剂),丝氨酸蛋白酶B3(SCAA1),细胞角蛋白10,细胞角蛋白6A和trp-tRNA合成酶。 用于HPV诱导的癌症的优选生物标志物包括cornulin,DJ-1,PA28a和PA28β,trp-tRNA合成酶,HSPβ6,肌酸激酶B,黄曲霉毒素还原酶,GST p,转甲状腺素蛋白,转铁蛋白,a2-型1胶原和组合 它们。