[GOFのFI幹細胞の件11]
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In the spring of 2012, Vacanti, Obokata, and Wakayama made their first submission to Nature. The journal rejected their manuscript, arguing that they had failed to prove that the cells had converted: perhaps they had simply isolated other stemlike cells within the tissue, or perhaps the samples had been contaminated with embryonic stem cells. Reviewers at Cell and at Science concurred.