会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 3. 发明申请
    • METHODS AND COMPOSITIONS FOR GENERATING CHONDROCYTE LINEAGE CELLS AND/OR CARTILAGE LIKE TISSUE
    • 用于产生肝细胞线粒细胞和/或软骨样组织的方法和组合物
    • WO2014161075A1
    • 2014-10-09
    • PCT/CA2014/000312
    • 2014-04-02
    • UNIVERSITY HEALTH NETWORK
    • KELLER, GordonCRAFT, April M.
    • C12N5/077A61K35/32A61P19/00C12N5/073C12Q1/02G01N33/48G01N33/50
    • A61K35/32C12N5/0655C12N2501/115C12N2501/155C12N2501/16C12N2501/415C12N2501/999C12N2503/02C12N2506/02C12N2506/03G01N33/5044
    • A method for generating chondrocytes and/or cartilage, optionally articular like non-hypertrophic chondrocyte cells and/or cartilage like tissue and/or hypertrophic chondrocyte like cells and/or cartilage like tissue, the method comprising: a. culturing a primitive streak-like mesoderm population, optionally a CD56+, PDGFRalpha+ KDR- primitive streak-like mesoderm population, with a paraxial mesoderm specifying cocktail comprising: i. a FGF agonist; ii. a BMP inhibitor; optionally Noggin, LDN-193189, Dorsomorphin; and iii. optionally one or more of a TGFbeta inhibitor, optionally SB431524; and a Wnt inhibitor, optionally DKK1, IWP2, or XAV939; to specify a paraxial mesoderm population expressing cell surface CD73, CD105 and/or PDGFR-beta; b. generating a chondrocyte precursor population comprising: i. culturing the paraxial mesoderm population expressing CD73, CD105 and/or PDGFR-beta at a high cell density optionally in serum free or serum containing media; ii. culturing the high cell density CD73+, CD105+ and/or PDGFRbeta+ paraxial mesoderm population with a TGFbeta3 agonist in serum free media to produce a high cell density Sox9+, collagen 2+ chondrocyte precursor population; and c. either i. culturing the high cell density Sox9+, collagen 2+ chondrocyte precursor population with the TGFbeta3 agonist for an extended period of time to produce an articular like non-hypertrophic chondrocyte cells and/or cartilage like tissue; or ii. culturing the high cell density Sox9+ collagen2+ chondrocyte precursor population with a BMP4 agonist for an extended period of time to produce a hypertrophic chondrocyte like cells and/or cartilage like tissue.
    • 一种用于产生软骨细胞和/或软骨的方法,任选地关节像非增生性软骨细胞和/或软骨样组织和/或肥大软骨细胞样细胞和/或软骨样组织,所述方法包括:a。 培养原始条纹状中胚层群体,任选地具有CD56 +,PDGFRα+ KDR-原始条纹样中胚层群体,其中傍轴中胚层指定混合物,包括:i。 FGF激动剂; II。 BMP抑制剂; 任选地,Noggin,LDN-193189,Dorsomorphin; 和iii。 任选地一种或多种TGFβ抑制剂,任选的SB431524; 和Wnt抑制剂,任选地DKK1,IWP2或XAV939; 指定表达细胞表面CD73,CD105和/或PDGFR-β的近轴中胚层群; 湾 产生软骨细胞前体群体,包括:i。 以高细胞密度任选地在无血清或含血清培养基中培养表达CD73,CD105和/或PDGFR-β的近轴中胚层群; II。 在血清游离培养基中培养具有TGFbeta3激动剂的高细胞密度CD73 +,CD105 +和/或PDGFRβ+近轴中胚层群体以产生高细胞密度Sox9 +,胶原蛋白+2软骨细胞前体种群; 和c。 我是 用TGFbeta3激动剂长时间培养高细胞密度Sox9 +,胶原蛋白+软骨细胞前体种群,以产生关节性非肥大软骨细胞和/或软骨样组织; 或ii。 用BMP4激动剂长时间培养高细胞密度的Sox9 +胶原蛋白2 +软骨细胞前体群体,以产生肥大的软骨细胞样细胞和/或软骨样组织。