Private researchers raise ante by creating blastocytes to grow stem cells in culture.
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D001755:Blastocyst / Q000166:cytology; D002478:Cells, Cultured; D004622:Embryo, Mammalian / Q000166:cytology*; D004992:Ethics, Medical; D006801:Humans; D012106:Research / Q000191:economics / Q000331:legislation & jurisprudence; D013234:Stem Cells / Q000166:cytology*