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    • 3. 发明授权
    • Soluble human flk-2 protein
    • 可溶性人类flk-2蛋白
    • US06677434B2
    • 2004-01-13
    • US09872136
    • 2001-06-01
    • Ihor R. Lemischka
    • Ihor R. Lemischka
    • C07K14715
    • C07K14/52C07K14/47C07K14/705C07K14/70596C07K14/71C07K14/715C07K16/28C07K2319/00C07K2319/32C07K2319/43C07K2319/61C12N5/0647C12N9/1205Y10S435/971
    • Isolated mammalian nucleic acid molecules encoding receptor protein tyrosine kinases expressed in primitive hematopoietic cells and not expressed in mature hematopoietic cells are provided. Also included are the receptors encoded by such nucleic acid molecules; the nucleic acid molecules encoding receptor protein tyrosine kinases having the sequences shown in FIG. 1a (murine flk-2), FIG. 1b (human flk-2) and FIG. 2 (murine flk-1); the receptor protein tyrosine kinases having the amino acid sequences shown in FIG. 1a, FIG. 1b and FIG. 2; ligands for the receptors; nucleic acid sequences that encode the ligands; and methods of stimulating the proliferation and/or differentiation of primitive mammalian hematopoietic stem cells comprising contacting the stem cells with a ligand that binds to a receptor protein tyrosine kinase expressed in primitive mammalian hematopoietic cells and not expressed in mature hematopoietic cells.
    • 提供编码在原始造血细胞中表达并且未在成熟造血细胞中表达的受体蛋白酪氨酸激酶的分离的哺乳动物核酸分子。 还包括由这种核酸分子编码的受体; 编码具有图1所示序列的受体蛋白酪氨酸激酶的核酸分子。 1a(鼠flk-2),图。 1b(人类flk-2), 2(鼠flk-1); 具有图1所示氨基酸序列的受体蛋白酪氨酸激酶。 1a, 1b, 2; 受体配体; 编码配体的核酸序列; 以及刺激原始哺乳动物造血干细胞的增殖和/或分化的方法,其包括使干细胞与在原始哺乳动物造血细胞中表达但不在成熟造血细胞中表达的受体蛋白酪氨酸激酶结合的配体接触。
    • 5. 发明授权
    • Polypeptides comprising IL-6 ligand-binding receptor domains
    • 包含IL-6配体结合受体结构域的多肽
    • US06664374B1
    • 2003-12-16
    • US09721108
    • 2000-11-22
    • Carl Saxinger
    • Carl Saxinger
    • C07K14715
    • C07K14/7155A61K38/00
    • The present invention provides, among other things, a polypeptide, and a pharmaceutically acceptable salt. thereof, that inhibits the binding of IL-6 ligand with IL-6 receptor under physiological conditions, a nucleic acid that encodes such a polypeptide and can be expressed in a cell, a nucleic acid that comprises or encodes an antisense nucleic acid molecule or a ribozyme that is specific for such a polypeptide, an antibody that is specific to such a polypeptide, an anti-antibody thereto, a composition comprising such a polypeptide, nucleic acid, antibody or an anti-body and a carrier therefor, a composition comprising a solid support matrix to which is attached an above-described polypeptide or an anti-antibody to a specified polypeptide sequence, a method of prophylactically or therapeutically inhibiting IL-6 signaling in a mammal in need thereof, a mammal in need thereof, and a method of removing IL-6 ligand from a bodily fluid of an animal.
    • 本发明尤其提供了多肽和药学上可接受的盐。 其在生理条件下抑制IL-6配体与IL-6受体的结合,编码这种多肽并可在细胞中表达的核酸,包含或编码反义核酸分子的核酸或 对这种多肽特异的核酶,对这种多肽具有特异性的抗体,其抗抗体,包含这种多肽,核酸,抗体或抗体及其载体的组合物,包含 固定支持基质,其上附着有指定多肽序列的上述多肽或抗体抗体,在有需要的哺乳动物中预防性或治疗性地抑制IL-6信号传导的方法,有需要的哺乳动物和方法 从动物的体液中除去IL-6配体。