Epithelial cell targeting agent
    1.
    发明授权
    Epithelial cell targeting agent 失效
    上皮细胞靶向剂

    公开(公告)号:US06440419B1

    公开(公告)日:2002-08-27

    申请号:US09176741

    申请日:1998-10-20

    IPC分类号: A61K39395

    摘要: Targeting molecules for use in delivering biological agents to non-polarized epithelial cells are disclosed. Upon delivery, the biological agent(s) are lethal to the epithelial cell. The targeting molecules may be used, for example, for the eradication of metastatic epithelial cells.

    摘要翻译: 公开了用于将生物试剂递送至非极化上皮细胞的靶向分子。 递送后,生物制剂对上皮细胞致死。 靶向分子可以用于例如根除转移性上皮细胞。

    Epithelial cell targeting agent
    2.
    发明授权
    Epithelial cell targeting agent 失效
    上皮细胞靶向剂

    公开(公告)号:US06251392B1

    公开(公告)日:2001-06-26

    申请号:US08954211

    申请日:1997-10-20

    IPC分类号: A61K39395

    摘要: Targeting molecules for use in delivering biological agents to non-polarized epithelial cells are disclosed. Upon delivery, the biological agent(s) are lethal to the epithelial cell. The targeting molecules may be used, for example, for the eradication of metastatic epithelial cells.

    摘要翻译: 公开了用于将生物试剂递送至非极化上皮细胞的靶向分子。 递送后,生物制剂对上皮细胞致死。 靶向分子可以用于例如根除转移性上皮细胞。

    J chain polypeptide targeting molecule linked to an imaging agent
    3.
    发明授权
    J chain polypeptide targeting molecule linked to an imaging agent 失效
    J链多肽靶向分子与成像剂连接

    公开(公告)号:US6045774A

    公开(公告)日:2000-04-04

    申请号:US782480

    申请日:1997-01-10

    摘要: Targeting molecules for use in delivering imaging agents to epithelial tissue are disclosed. Upon delivery, the imaging agent(s) may remain within an epithelial cell or may undergo transepithelial transport via transcytosis. The targeting molecules may be used, for example, for diagnostic techniques. The targeting molecule is a polypeptide, which may be produced by recombinant methods, that forms a closed covalent loop, contains at least three peptide domains having .beta.-sheet character which are separated by domains lacking .beta.-sheet character, specifically binds to a basolateral factor attached to a basolateral domain of an epithelial surface causing uptake of a linked imaging agent into cells of the epithelial surface, and is not a full length dimeric Iga. Preferably, the polypeptide is a J chain polypeptide, or a J chain polypeptide linked to an immunoglobulin heavy chain without an immunoglobulin light chain.

    摘要翻译: 公开了用于将成像剂递送至上皮组织的靶向分子。 在递送时,成像剂可以保留在上皮细胞内,或者可能通过转胞吞作用进行跨上皮转运。 靶向分子可以用于例如诊断技术。 靶向分子是可以通过重组方法产生的多肽,其形成封闭的共价环,包含至少三个具有β-折叠特征的肽结构域,其由缺乏β-折叠特征的结构域分离,特异性结合基底外因 附着于上皮表面的基底外侧结构域,导致将连接的成像剂摄取到上皮表面的细胞中,并且不是全长二聚体Iga。 优选地,多肽是连接到没有免疫球蛋白轻链的免疫球蛋白重链的J链多肽或J链多肽。

    Targeting molecule linked to an imaging agent
    4.
    发明授权
    Targeting molecule linked to an imaging agent 失效
    与成像剂连接的靶向分子

    公开(公告)号:US07022309B2

    公开(公告)日:2006-04-04

    申请号:US10062467

    申请日:2002-02-05

    摘要: Targeting molecules are provided for use in delivering imaging agents to epithelial tissue. The targeting molecule comprises a polypeptide that forms a closed covalent loop, contains at least three peptide domains having β-sheet character, each of the domains being separated by domains lacking β-sheet character. The targeting molecule specifically binds to a basolateral factor attached to a basolateral domain of an epithelial cell surface causing internalization of a linked imaging agent into the cells. The polypeptide or imaging agent may be linked to a peptide amino acid sequence that directs delivery of the imaging agent to a carcinoma cell, a nucleus, or an endoplasmic reticulum.

    摘要翻译: 提供靶向分子用于将成像剂递送至上皮组织。 靶向分子包含形成封闭共价环的多肽,含有至少三个具有β-折叠特性的肽结构域,每个结构域由缺少β-折叠特征的结构域分开。 靶向分子特异性结合附着于上皮细胞表面的基底外侧结构域的基底外侧因子,导致将连接的成像剂内化为细胞。 多肽或成像剂可以连接到指导成像剂递送至癌细胞,细胞核或内质网的肽氨基酸序列。

    J chain polypeptide targeting molecule linked to an imaging agent
    6.
    发明授权
    J chain polypeptide targeting molecule linked to an imaging agent 失效
    J链多肽靶向分子与成像剂连接

    公开(公告)号:US06391280B1

    公开(公告)日:2002-05-21

    申请号:US09005167

    申请日:1998-01-09

    IPC分类号: A61K4900

    摘要: Polypeptide targeting molecules are provided for use in delivering imaging agents to epithelial tissue. Upon delivery, the imaging agent(s) may remain within an epithelial cell or may undergo transepithelial transport via transcytosis. The targeting molecules may be used, for example, for diagnostic techniques. The polypeptide may be produced by recombinant methods, and forms a closed covalent loop, contains at least three peptide domains having &bgr;-sheet character which are separated by domains lacking &bgr;-sheet character, specifically binds to a basolateral factor attached to a basolateral domain of an epithelial surface causing uptake of a linked imaging agent into cells of the epithelial surface, and is not a full length dimeric Iga. Preferably, the polypeptide is a J chain polypeptide, or a J chain polypeptide linked to an immunoglobulin heavy chain without an immunoglobulin light chain. The polypeptide or imaging agent may be linked to a peptide amino acid sequence that directs delivery of the imaging agent to a carcinoma cell, a nucleus, or an endoplasmic reticulum.

    摘要翻译: 提供多肽靶向分子用于将成像剂递送至上皮组织。 在递送时,成像剂可以保留在上皮细胞内,或者可能通过转胞吞作用进行跨上皮转运。 靶向分子可以用于例如诊断技术。 该多肽可以通过重组方法产生并形成封闭的共价环,其含有至少三个具有β-折叠特征的肽结构域,其由缺少β-折叠特征的结构域分开,特异性结合附着于基底外侧结构域的基底外侧因子 上皮表面使得连接的成像剂摄取到上皮表面的细胞中,并且不是全长二聚体Iga。 优选地,多肽是连接到没有免疫球蛋白轻链的免疫球蛋白重链的J链多肽或J链多肽。 多肽或成像剂可以连接到指导成像剂递送至癌细胞,细胞核或内质网的肽氨基酸序列。