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Japan STAP stem cell researchers' errors not intentional, RIKEN says
Japan STAP stem cell researchers' errors not intentional, RIKEN says

The Japanese research institution at the center of a growing controversy over a new type of stem cells said Friday that its investigation of four scientists has confirmed two instances of "inappropriate" behavior but that neither case was severe enough to be considered intentional misconduct or outright fabrication of data. An investigative committee at RIKEN, which is funded primarily by the Japanese government, has been looking into charges that two high-profile papers published in January in the journal Nature included plagiarized material, duplicate photos and doctored figures. The papers described a new method for the speedy production of highly versatile stem cells, which...

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