EQUINE AMNIOTIC FLUID DERIVED MULTIPOTENT STEM CELLS AND A PRODUCTION METHOD THEREFOR

    公开(公告)号:EP2615166B1

    公开(公告)日:2018-08-15

    申请号:EP11823785.8

    申请日:2011-09-07

    Abstract: The present invention relates to equine amniotic fluid-derived multipotent stem cells (eAF-MSCs) and a preparation method thereof. More particularly, the present invention relates to equine amniotic fluid-derived multipotent stem cells which exhibit all negative immunological characteristics with respect to the human markers, CD19, CD20, CD28, CD31, CD34, CD38, CD41a, CD62L, CD62P and CD200, and exhibit all positive immunological characteristics with respect to the human markers, CD44, CD90 and CD105, and have the ability to differentiate into ectoderm, mesoderm or endoderm-derived cells. The present invention confirmed that equine amniotic fluid can be a source of equine adult multipotent stem cell supply, and the equine amniotic fluid-derived multipotent stem cells exhibit excellent self-renewal ability and differentiation capability. Therefore, the cells can be used as an active ingredient for cell therapy of horses, which requires a large amount of cells. In particular, the stem cells of the present invention having excellent self-renewal ability and differentiation capability are useful for the treatment of bone, tendon, or muscle injuries and bone loss diseases of racehorses.

    BIOPHYSICALLY SORTED OSTEOPROGENITORS FROM CULTURE EXPANDED BONE MARROW DERIVED MESENCHYMAL STROMAL CELLS (MSCS)
    6.
    发明公开
    BIOPHYSICALLY SORTED OSTEOPROGENITORS FROM CULTURE EXPANDED BONE MARROW DERIVED MESENCHYMAL STROMAL CELLS (MSCS) 审中-公开
    BIOPHYSIKALISCH GEORDNETE OSTEOPROGENITOREN AUS MESENCHYMALEN STROMAZELLEN(MSCS),DIE AUS KULTUREXPANDIERTEM KNOCHENMARK ABGELEITET SIND

    公开(公告)号:EP3107995A4

    公开(公告)日:2017-08-02

    申请号:EP15752783

    申请日:2015-02-18

    CPC classification number: C12N5/0663 A61K35/28 A61K2035/124 C12N5/0654

    Abstract: The invention provides, inter alia, populations of large mesenchymal stem cells (MSC)(as well as conditioned medium from these cells) with enhanced regenerative potential, as well as methods of culturing and using these populations, such as therapeutic methods of mediating tissue repair or enhancing homing and engraftment of hematopoietic stem cells. These large MSC populations can, in certain embodiments, be produced by biophysically sorting an MSC-containing population.

    Abstract translation: 本发明尤其提供了具有增强的再生潜能的大间充质干细胞(MSC)群体(以及来自这些细胞的条件培养基),以及培养和使用这些群体的方法,例如介导组织修复的治疗方法 或增强造血干细胞的归巢和植入。 在某些实施方案中,这些大的MSC群体可以通过生物物理学分选含MSC的群体而产生。

    PRINTABLE MORPHOGENETIC PHASE-SPECIFIC CHITOSAN-CALCIUM-POLYPHOSPHATE SCAFFOLD FOR BONE REPAIR
    8.
    发明公开
    PRINTABLE MORPHOGENETIC PHASE-SPECIFIC CHITOSAN-CALCIUM-POLYPHOSPHATE SCAFFOLD FOR BONE REPAIR 审中-公开
    杀虫剂,多磷酸化合物,磷酸钙 - 多磷酸盐 - 酶联免疫吸附试验

    公开(公告)号:EP3171902A1

    公开(公告)日:2017-05-31

    申请号:EP15748200.1

    申请日:2015-07-24

    Abstract: This invention concerns a formula for the synthesis of a printable hybrid material, formed of carboxymethyl chitosan (CMC) and polyphosphate (polyP). Both polymers are linked together by calcium ions. The inventive CMC-polyP material, in combination with alginate, is biocompatible, biodegradable and useful for three-dimensional (3D) printing and 3D cell printing (bioprinting). The CMC-polyP scaffold, hardened by exposure to calcium ions, is morphogenetically active and can be used in bone N tissue engineering, as a bio mimetic 3-phase scaffold that mimics and induces essential phases in bone repair, including blood clot formation and platelet degranulation (release of growth factors and cytokines) (Phase 1: initiation phase), calcium carbonate bioseed formation (Phase 2: nucleation) and expression/activation of bone alkaline phosphatase (Phase 3: hydroxyapatite-biomineral.

    Abstract translation: 本发明涉及由羧甲基壳聚糖(CMC)和多磷酸盐(polyP)形成的可印刷杂化材料的合成配方。 两种聚合物通过钙离子连接在一起。 本发明的CMC-polyP材料与藻酸盐组合是生物相容的,可生物降解的并且可用于三维(3D)印刷和3D细胞印刷(生物印刷)。 通过暴露于钙离子而硬化的CMC-polyP支架具有形态发生活性,可用于骨组织工程,作为模拟和诱导骨修复中必需阶段的仿生性3期支架,包括血块形成和血小板脱粒( 生长因子和细胞因子的释放)(阶段1:起始阶段),碳酸钙生物体形成(阶段2:成核)和骨碱性磷酸酶的表达/活化(阶段3:羟基磷灰石生物矿物形成)。

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