Ivan Oransky

Call for 31 Anversa retractions by Harvard; heart stem cell concept broken?

heart-stem-cells1

In a stunner, Harvard and Brigham & Women’s Hospital reportedly have jointly called for the retraction of 31 papers on heart stem cell research authored by embattled heart stem cell researcher Piero Anversa. The scoop on this by STAT/Retraction Watch written by Ivan Oransky and Adam Marcus gives further details on this mess and past …

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Doctors call for Dr. Oz to be booted from Columbia

DrOZ

Controversial TV physician Dr. Mehmet Oz hasn’t had a great year what with his disastrous testimony before Congress. (2020 Update; Dr. Oz recently had a good show on stem cell clinics so that’s something. I discussed issues with his staff prior to the show.) Now Dr. Oz has been slammed by a group doctors from …

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Could Nature’s 2-year torrent of paper retractions be a good thing?

Nature

The last two years at Nature Magazine have seen a surprising wave of paper retractions. In 2013 and now just so far in 2014, Nature has retracted a total of 14 papers. How unusual is that? Historically, Nature retracts relatively few papers, perhaps just under two per year on average. What the heck has been going on in 2013-2014? Let’s break it …

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