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    • 3. 发明申请
    • MULTIPOTENT STEM CELLS DERIVED FROM PLACENTA TISSUE AND CELLULAR THERAPEUTIC AGENTS COMPRISING THE SAME
    • 来自PLACENTA组织的多个干细胞和包含其的细胞治疗药物
    • US20070243172A1
    • 2007-10-18
    • US11734262
    • 2007-04-11
    • Jeong RaBong KimHang LeeSang WooHanna ParkHyoeun Kim
    • Jeong RaBong KimHang LeeSang WooHanna ParkHyoeun Kim
    • A61K35/39A61K35/34C12N5/08
    • C12N5/0605C12N5/0607C12N2501/115C12N2506/02
    • The present invention relates to placenta tissue-derived multipotent stem cells and cell therapeutic agents containing the same. More specifically, to a method for producing placenta stem cells having the following characteristics, the method comprising culturing amnion, chorion, decidua or placenta tissue in a medium containing collagenase and bFGF and collecting the cultured cells: (a) showing a positive immunological response to CD29, CD44, CD73, CD90 and CD105, and showing a negative immunological response to CD31, CD34, CD45 and HLA-DR; (b) showing a positive immunological response to Oct4 and SSEA4; (c) growing attached to plastic, showing a round-shaped or spindle-shaped morphology, and forming spheres in an SFM medium so as to be able to be maintained in an undifferentiated state for a long period of time; and (d) having the ability to differentiate into mesoderm-, endoderm- and ectoderm-derived cells. Also the present invention relates to placenta stem cells obtained using the production method. The inventive multipotent stem cells have the ability to differentiate into muscle cells, vascular endothelial cells, osteogenic cells, nerve cells, satellite cells, fat cells, cartilage-forming cells, osteogenic cells, or insuline-secreting pancreatic β-cells, and thus are effective for the treatment of muscular diseases, osteoporosis, osteoarthritis, nervous diseases, diabetes and the like, and are useful for the formation of breast tissue.
    • 本发明涉及胎盘组织衍生的多能干细胞和含有其的细胞治疗剂。 更具体地,涉及具有以下特征的胎盘干细胞的制造方法,其特征在于,在含有胶原酶和bFGF的培养基中培养羊膜,绒毛膜,蜕膜或胎盘组织,并收集培养的细胞:(a)显示出阳性免疫应答 CD29,CD44,CD73,CD90和CD105,并显示对CD31,CD34,CD45和HLA-DR的消极免疫反应; (b)对Oct4和SSEA4显示出阳性免疫应答; (c)生长附着在塑料上,显示出圆形或纺锤形的形态,并在SFM培养基中形成球体,以便能够长时间保持在未分化状态; 和(d)具有分化成中胚层,内胚层和外胚层衍生细胞的能力。 本发明还涉及使用该制备方法获得的胎盘干细胞。 本发明的多能干细胞具有分化成肌肉细胞,血管内皮细胞,成骨细胞,神经细胞,卫星细胞,脂肪细胞,软骨形成细胞,成骨细胞或胰岛素分泌胰腺β-细胞的能力,因此是 有效治疗肌肉疾病,骨质疏松症,骨关节炎,神经疾病,糖尿病等,并且可用于形成乳房组织。
    • 5. 发明申请
    • Multipotent stem cells derived from human adipose tissue and cellular therapeutic agents comprising the same
    • 衍生自人类脂肪组织的多能干细胞和包含其的细胞治疗剂
    • US20070110729A1
    • 2007-05-17
    • US11313083
    • 2005-12-20
    • Kyung KangJeong RaJung Park
    • Kyung KangJeong RaJung Park
    • A61K35/39A61K35/30C12N5/08
    • C12N5/0667C12N2500/14C12N2500/20C12N2500/32C12N2500/44C12N2500/84C12N2501/11C12N2501/115C12N2501/33C12N2501/39
    • This invention relates to human adipose tissue-derived multipotent adult stem cells. More particularly, the invention relates to human adipose tissue-derived multipotent stem cells, which can be maintained in an undifferentiated state for a long period of time by forming spheres and have high proliferation rates, as well as methods for isolating and maintaining the adult stem cells, and methods for differentiating the multipotent adult stem cells into nerve cells, fat cells, cartilage cells, osteogenic cells and insulin-releasing pancreatic beta-cells. Also, the invention relates to cellular therapeutic agents for treating osteoarthritis, osteoporosis and diabetes and for forming breast tissue, which contain the differentiated cells or the adult stem cells. Although the multipotent stem cells are adult stem cells, they have the ability to differentiate into osteogenic cells, nerve cells, astrocytes, fat cells, chrondrogenic cells or insulin-releasing pancreatic beta-cells, and so are effective in treating osteoporosis, osteoarthritis, nerve disease, diabetes, etc. Also, the stem cells form spheres in a serum-free medium containing CORM-2, and thus can be maintained in an undifferentiated state for a long period of time. Also, the stem cells have very high proliferation rates. Accordingly, the stem cells are useful as cellular therapeutic agents.
    • 本发明涉及人脂肪组织衍生的多潜能成体干细胞。 更具体地说,本发明涉及人类脂肪组织衍生的多潜能干细胞,其可以通过形成球体并且具有高增殖率而长时间维持在未分化状态,以及分离和维持成体干细胞的方法 细胞和用于将多能成体干细胞分化成神经细胞,脂肪细胞,软骨细胞,成骨细胞和胰岛素释放胰腺β-细胞的方法。 此外,本发明涉及用于治疗骨关节炎,骨质疏松症和糖尿病以及形成含有分化细胞​​或成体干细胞的乳腺组织的细胞治疗剂。 虽然多能干细胞是成体干细胞,但它们具有分化成成骨细胞,神经细胞,星形胶质细胞,脂肪细胞,成纤维细胞或胰岛素释放胰腺β-细胞的能力,因此有效治疗骨质疏松症,骨关节炎,神经 疾病,糖尿病等。此外,干细胞在含有CORM-2的无血清培养基中形成球,因此可以长时间维持在未分化状态。 此外,干细胞具有非常高的增殖率。 因此,干细胞可用作细胞治疗剂。