Search Results for: stem cell

Harvard stem cell scientist Vacanti taking leave in wake of STAP retractions

Charles Vacanti, a Harvard anesthesiologist and stem cell pioneer whose name appeared on both retracted STAP stem cell papers, is giving up his post as chair of anesthesiology at Brigham and Women’s Hospital, and taking a year-long sabbatical. According to the Knoepfler Lab Stem Cell Blog, which as become a must-read for anyone interested in … Continue reading Harvard stem cell scientist Vacanti taking leave in wake of STAP retractions

STAP stem cell co-author commits suicide: Reports

In a stunning and tragic development, a co-author of the now-retracted Nature papers claiming to have found an easy way to create stem cells has committed suicide, according to news reports in Japan. According to the Japan Times, RIKEN deputy director Yoshiki Sasai has died:

Another Nature stem cell paper is retracted

Another stem cell paper has been retracted from Nature, this one a highly cited 2008 study that had already been the subject of what the journal’s news section called a “furore” in 2010. According to that 2010 news story: The researchers behind the original work1, led by Thomas Skutella of the University of Tübingen, reported … Continue reading Another Nature stem cell paper is retracted

If only more retractions could be like this: Authors of cardiac stem cell paper show the way

Researchers at Qingdao University have fully retracted a paper originally published in Molecular Medicine Reports with a clear, detailed outline of what went wrong and how they discovered the error. Here’s the notice for “Generation of induced pluripotent stem cells using skin fibroblasts from patients with myocardial infarction under feeder-free conditions:”

STAP stem cell papers officially retracted as Nature argues peer review couldn’t have detected fatal problems

A significant chapter of the nearly six-month saga of the STAP stem cell controversy has come to an end, with Nature running retraction notices for the two papers involved. The journal has also published an editorial about the case that’s worth a read. The retractions for “Bidirectional developmental potential in reprogrammed cells with acquired pluripotency” … Continue reading STAP stem cell papers officially retracted as Nature argues peer review couldn’t have detected fatal problems

RIKEN inquiry prompted by STAP stem cell controversy generates three corrections

A review of past publications by the Japanese research institution RIKEN has produced three corrections of articles by a molecular geneticist, Haruhiko Koseki, The Scientist is reporting. The articles had appeared in Molecular and Cellular Biology between 2005 and 2010. The review was triggered by the scandal involving Haruko Obokata, a former RIKEN scientist whose … Continue reading RIKEN inquiry prompted by STAP stem cell controversy generates three corrections

Journal retracts stem cell study despite objections of most authors

The journal Blood has retracted a 2010 paper over the objections of most of its authors, two of whom were found by their university to have used “fraudulent methods” to obtain the data. We first reported on the case of Gerold Feuer last fall. The State University of New York (SUNY) Upstate Medical Center in … Continue reading Journal retracts stem cell study despite objections of most authors

Obokata agrees to retract both STAP stem cell papers: Report

Last month we wrote that Haruko Obokata, the Japanese stem cell researcher whose work is under a cloud of suspicion, had agreed to call for the retraction of one of two disputed Nature papers about her findings. Now Reuters is reporting that Obokata will ask for the second article to be pulled, as well (one … Continue reading Obokata agrees to retract both STAP stem cell papers: Report

Braggadacio, information control, and fear: Life inside a Brigham stem cell lab under investigation

The following post was written by a former research fellow in the lab of Piero Anversa to whom we’ve promised confidentiality. Anversa has previously told us that he cannot comment because of an ongoing investigation. Regular readers of Retraction Watch will note the recent news regarding the work conducted in the laboratory of Piero Anversa … Continue reading Braggadacio, information control, and fear: Life inside a Brigham stem cell lab under investigation