11 Mar 2014 15:32

Japan News

Prestigious Japanese Research Institute Regroups

Riken Weighs Whether to Retract Some Stem-Cell Studies

March 11, 2014 8:52 a.m. ET

TOKYO—When Japan's leading science institute unveiled its latest stem-cell research in late January, it put out a news release hailing the results as a "Copernican revolution" in biology.

Now the research is turning into a seminal moment not for biology but for the stature of the Riken institute, which defended the results against mounting doubts for more than a month before saying Tuesday it was weighing a retraction.


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