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    • 2. 发明申请
    • CA IX-SPECIFIC INHIBITORS
    • CA IX特异性抑制剂
    • WO2004048544A2
    • 2004-06-10
    • PCT/US0337783
    • 2003-11-26
    • BAYER HEALTHCAREINST VIROLOGYSUPURAN CLAUDIUSCOZZAFAVA ANDREAPASTOREKOVA SILVIAPASTOREK JAROMIR
    • SUPURAN CLAUDIUSCOZZAFAVA ANDREAPASTOREKOVA SILVIAPASTOREK JAROMIR
    • A61K31/18A61K31/4155A61K31/428A61K31/47A61K31/505C07D417/12C12N9/88C12Q1/527C12N
    • C07D417/12A61K31/18A61K31/4155A61K31/428A61K31/47A61K31/505C12N9/88C12Q1/527
    • Therapeutic methods for inhibiting the growth of preneoplastic/ neoplastic vertebrate cells that abnormally express MN protein are disclosed. Screening assays are provided for identifying compounds, preferably membraneimpermeant compounds, which inhibit the enzymatic activity of MN protein/ polypeptides and that are useful for treating patients with preneoplastic/neoplastic disease. Further methods are disclosed for the preparation of positively-charged, membrane-impermeant heterocyclic sulfonamide CA inhibitors with high affinity for the membrane-bound carbonic anhydrase CA IX. Preferred CA IX-specific inhibitors are aromatic and heterocylic sulfonamides, preferably that are membraneimpermeant. Particularly preferred CA IX-specific inhibitors are pyridinium derivatives of such aromatic and heterocyclic sulfonamides. The CA IX-specific inhibitors of the invention can also be used diagnostically/prognostically for preneoplastic/neoplastic disease, and for imaging use, for example, to detect precancerous cells, tumors and/or metastases. The CA IX-specific inhibitors can be labelled or conjugated to radioisotopes for radiotherapy. The CA IX-specific inhibitors may be combined with conventional therapeutic anti­cancer drugs, with other different inhibitors of cancer-related pathways, with bioreductive drugs, or with radiotherapy to enhance the efficiency of each treatment. The CA IX-specific inhibitors may also be combined with CA IX-specific antibodies, preferably monoclonal antibodies or biologically active antibody fragments, more preferably humanized or fully human CA IX monoclonal antibodies or biologically active fragments or such monoclonal antibodies. Still further, the CA IX-specific inhibitors can be used for gene therapy coupled to vectors for targeted delivery to preneoplastic/neoplastic cells expressing CA IX on their surfaces.
    • 公开了用于抑制异常表达MN蛋白的肿瘤前/新生脊椎动物细胞生长的治疗方法。 筛选测定法用于鉴定抑制MN蛋白质/多肽的酶活性并可用于治疗癌前/肿瘤疾病的化合物,优选膜渗透性化合物。 公开了另外的方法用于制备对膜结合的碳酸酐酶CA IX具有高亲和力的带正电的,膜不可渗透的杂环磺酰胺CA抑制剂。 优选的CA IX-特异性抑制剂是芳香族和杂环磺酰胺,优选是膜渗透性的。 特别优选的CA IX-特异性抑制剂是这种芳族和杂环磺酰胺的吡啶鎓衍生物。 本发明的CA IX-特异性抑制剂还可用于诊断/预后用于肿瘤前/肿瘤疾病,以及用于成像用途,例如用于检测癌前细胞,肿瘤和/或转移灶。 CA IX特异性抑制剂可以被标记或与放射性同位素缀合用于放疗。 CA IX特异性抑制剂可与常规治疗性抗癌药物,其他不同的癌症相关途径抑制剂,生物还原药物或放射疗法联合使用以提高每种治疗的效率。 CA IX特异性抑制剂还可以与CA IX特异性抗体,优选单克隆抗体或生物活性抗体片段,更优选人源化或完全人源CA IX单克隆抗体或生物活性片段或此类单克隆抗体组合。 此外,CA IX特异性抑制剂可用于与载体偶联的基因治疗,用于靶向递送至在其表面上表达CA IX的肿瘤前/肿瘤细胞。
    • 5. 发明申请
    • CA IX-SPECIFIC INHIBITORS
    • WO2004048544A3
    • 2004-06-10
    • PCT/US2003/037783
    • 2003-11-26
    • BAYER HEALTHCAREINSTITUTE OF VIROLOGYSUPURAN, ClaudiuSCOZZAFAVA, AndreaPASTOREKOVA, SilviaPASTOREK, Jaromir
    • SUPURAN, ClaudiuSCOZZAFAVA, AndreaPASTOREKOVA, SilviaPASTOREK, Jaromir
    • A61K31/18
    • Therapeutic methods for inhibiting the growth of preneoplastic/ neoplastic vertebrate cells that abnormally express MN protein are disclosed. Screening assays are provided for identifying compounds, preferably membraneimpermeant compounds, which inhibit the enzymatic activity of MN protein/ polypeptides and that are useful for treating patients with preneoplastic/neoplastic disease. Further methods are disclosed for the preparation of positively-charged, membrane-impermeant heterocyclic sulfonamide CA inhibitors with high affinity for the membrane-bound carbonic anhydrase CA IX. Preferred CA IX-specific inhibitors are aromatic and heterocylic sulfonamides, preferably that are membraneimpermeant. Particularly preferred CA IX-specific inhibitors are pyridinium derivatives of such aromatic and heterocyclic sulfonamides. The CA IX-specific inhibitors of the invention can also be used diagnostically/prognostically for preneoplastic/neoplastic disease, and for imaging use, for example, to detect precancerous cells, tumors and/or metastases. The CA IX-specific inhibitors can be labelled or conjugated to radioisotopes for radiotherapy. The CA IX-specific inhibitors may be combined with conventional therapeutic anti­cancer drugs, with other different inhibitors of cancer-related pathways, with bioreductive drugs, or with radiotherapy to enhance the efficiency of each treatment. The CA IX-specific inhibitors may also be combined with CA IX-specific antibodies, preferably monoclonal antibodies or biologically active antibody fragments, more preferably humanized or fully human CA IX monoclonal antibodies or biologically active fragments or such monoclonal antibodies. Still further, the CA IX-specific inhibitors can be used for gene therapy coupled to vectors for targeted delivery to preneoplastic/neoplastic cells expressing CA IX on their surfaces.
    • 8. 发明申请
    • MN GENE AND PROTEIN
    • MN基因和蛋白质
    • WO0024913A3
    • 2000-09-14
    • PCT/US9924879
    • 1999-10-22
    • BAYER AGINST VIROLOGYZAVADA JANPASTOREKOVA SILVIAPASTOREK JAROMIR
    • ZAVADA JANPASTOREKOVA SILVIAPASTOREK JAROMIR
    • G01N33/566A61K38/00A61K39/395A61K48/00A61P35/00C07K7/06C07K14/47C07K14/82C12N9/88C12N15/09C12Q1/02C12R1/91C07K16/40
    • C07K7/06C07K14/82C12N9/88
    • Identified herein is the location of the MN protein binding site, and MN proteins/polypeptides that compete for attachment to vertebrate cells with immobilized MN protein. Such MN proteins/polypeptides prevent cell-cell adhesion and the formation of intercellular contacts. The MN protein binding site is a therapeutic target that can be blocked by organic or inorganic molecules, preferably organic molecules, more preferably proteins/polypeptides that specifically bind to that site. Therapeutic methods for inhibiting the growth of preneoplastic/neoplastic vertebrate cells that abnormally express MN protein are disclosed. Vectors are provided that encode the variable domains of MN-specific antibodies and a flexible linker polypeptide separating those domains. Further vectors are disclosed that encode a cytotoxic protein/polypeptide operatively linked to the MN gene promoter, and which vectors preferably further encode a cytokine. The MN gene promoter is characterized, and the binding site for a repressor of MN transcription is disclosed.
    • 本文所确定的是MN蛋白结合位点的位置,以及用固定的MN蛋白竞争与脊椎动物细胞附着的MN蛋白质/多肽。 这样的MN蛋白/多肽防止细胞粘附和细胞间接触的形成。 MN蛋白结合位点是可被有机或无机分子,优选有机分子,更优选特异性结合该位点的蛋白质/多肽阻断的治疗靶标。 公开了抑制异常表达MN蛋白的肿瘤前/肿瘤脊椎动物细胞生长的治疗方法。 提供编码MN-特异性抗体的可变结构域的载体和分离这些结构域的柔性接头多肽。 公开了编码与MN基因启动子可操作地连接的细胞毒性蛋白/多肽的其它载体,并且哪些载体优选进一步编码细胞因子。 表征MN基因启动子,并公开MN转录抑制子的结合位点。