CELL CLUSTER PRODUCTION METHOD
    31.
    发明公开

    公开(公告)号:US20240158740A1

    公开(公告)日:2024-05-16

    申请号:US18281442

    申请日:2022-03-08

    CPC classification number: C12N5/0605 C12N5/069 C12N2501/999 C12N2506/45

    Abstract: The present invention provides the following method as an approach for enriching desired cells, particularly, yolk sac mesoderm cells or amniotic ectoderm cells, contained in an embryogenesis region-specific micropattern structure of a cell cluster formed by differentiation-inducing factors from a colony of pluripotent stem cells such as iPS cells: a method for producing a cell cluster enriched in desired cells from pluripotent stem cells, comprising the step of two-dimensionally culturing the pluripotent stem cells under Wnt signal regulation. The present invention provides, for example, a method for producing a cell cluster enriched in yolk sac mesoderm cells from pluripotent stem cells, comprising the step of two-dimensionally culturing the pluripotent stem cells under conditions that activate Wnt signals, and a method for producing a cell cluster enriched in amniotic ectoderm cells from pluripotent stem cells, comprising the step of two-dimensionally culturing the pluripotent stem cells under conditions where Wnt signals have been suppressed.

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