Method for culturing stem cells

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United States of America Patent

PATENT NO 8956867
APP PUB NO 20100197013A1
SERIAL NO

12615044

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Abstract

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A three-dimensional microwell system that supports long term pluripotent cell culture and formation of homogeneous embryoid bodies (EBs) is described. Microwell-cultured pluripotent cells remain viable and undifferentiated for several weeks in culture and maintain undifferentiated replication when passaged to Matrigel®-coated, tissue culture-treated polystyrene dishes. Microwell-cultured pluripotent cells maintain pluripotency, differentiating to each of the three embryonic germ layers. Pluripotent cell aggregates released from microwells can be passaged for undifferentiated replication or differentiated to monodisperse EBs. The ability to constrain pluripotent cell growth in three dimensions advantageously provides for more efficient, reproducible culture of undifferentiated cells, high-throughput screening, and the ability to direct pluripotent cell differentiation by generating monodisperse EBs of a desired size and shape. Cardiomyocyte-rich EBs are obtained from pluripotent cells cultured in microwells of defined size and shape.

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Patent Owner(s)

Patent OwnerAddress
WISCONSIN ALUMNI RESEARCH FOUNDATION614 WALNUT STREET 13TH FLOOR MADISON WI 53726

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Depablo, Juan J Madison, US 7 501
Kamp, Timothy J Madison, US 3 64
Mohr, Jeffrey C Glenview, US 8 94
Palecek, Sean P Verona, US 24 204
Zhang, Jianhua Madison, US 73 433

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