Exosome pioneer’s paper retracted after investigation finds “multiple” faked figures

The Journal of Immunology is retracting a 2006 article about the role of exosomes in pregnancy at the behest of the University of Louisville in Kentucky, following a misconduct investigation that “determined multiple figures” in the paper were falsified. First author Douglas Taylor is a pioneer in exosome biology, having discovered the release of exosomes from tumor … Continue reading Exosome pioneer’s paper retracted after investigation finds “multiple” faked figures

Cell Press investigating possible image manipulation in influential yeast genetics paper

Cell Press is looking into anonymous allegations that a pair of influential papers on gene activation in yeast may contain more than two dozen instances of image manipulation, according to a spokesperson for the journal. The accusations first appeared in March on PubPeer, where they triggered a small avalanche of comments, including one asserting “unambiguous … Continue reading Cell Press investigating possible image manipulation in influential yeast genetics paper

Harvard biofilm paper in Cell breaks down after challenged findings can’t be repeated

Researchers at Harvard have retracted a Cell paper on biofilm disassembly after they repeated the experiment—following contradictory results from another team—and the new results “can no longer support” the original conclusions. The 2012 paper, “A Self-Produced Trigger for Biofilm Disassembly that Targets Exopolysaccharide,” describes a factor called norspermidine, produced by the bacteria Bacillus subtilis, that appeared to break … Continue reading Harvard biofilm paper in Cell breaks down after challenged findings can’t be repeated

Third retraction for GWU biologist as university seeks to dismiss his $8 million lawsuit

Cancer biologist Rakesh Kumar has chalked up another retraction, this time for “identical,” “duplicated,” and “replicated” figures and images. It comes on the heels of a flurry of motions in Kumar’s $8 million lawsuit against his employer, George Washington University, for breach of contract and emotional distress because it removed him as department chair last year and … Continue reading Third retraction for GWU biologist as university seeks to dismiss his $8 million lawsuit

Former postdoc suing lab head for publishing paper he says he wrote, without his name

A pharmaceutical researcher is suing his postdoctoral advisor and former business partner, accusing him of publishing a paper in PLoS Biology they wrote together, and removing him as an author. According to the complaint, Andrew Mallon and John Marshall co-founded a company, Ardane Therapeutic, to commercialize a potential therapy that Mallon discovered for Angelman Sydrome, a … Continue reading Former postdoc suing lab head for publishing paper he says he wrote, without his name

Gynecologic cancer researcher earns eighth retraction

Noriyuki Takai, a gynecologic cancer researcher in Japan, has notched one more retraction — bringing the total to eight — due to figures that were “processed inappropriately” and did “not accurately report the original data.” According to the notice, Takai alone put the figures together in the 2006 Oncology paper, which tested a histone deacetylase … Continue reading Gynecologic cancer researcher earns eighth retraction

Investigations into Voinnet’s work announced; critic publishes original peer review

The story about Olivier Voinnet, a high-profile plant biologist whose work has fallen under scrutiny, continues to build momentum. Late last week, Voinnet’s employer and one of his funders announced they were investigating his work, and one of the peer reviewers of a soon-to-be-retracted paper has made her original report public. Here’s the statement from … Continue reading Investigations into Voinnet’s work announced; critic publishes original peer review

JCI retracts paper by stem cell biologist Jacob Hanna, citing “figure irregularities”

The Journal of Clinical Investigation has retracted a 2004 paper by Jacob Hanna, a highly cited stem cell researcher in Israel whose work has been dogged by questions about its validity. Questions about the work, and other articles on which Hanna was an author, were raised on PubPeer last November. This is his first retraction. … Continue reading JCI retracts paper by stem cell biologist Jacob Hanna, citing “figure irregularities”

Wayne State neuroscientist fudged images in five papers

Teresita Briones, a former nursing professor at Wayne State University in Detroit who studied neuroscience, manipulated images in five papers, according to the Office of Research Integrity. Briones, who focused on neuroplasticity:

Retraction to appear for beleaguered plant researcher Olivier Voinnet

Olivier Voinnet, a researcher at ETH in Zurich who has corrected a number of his papers following critiques on PubPeer dating from late last year, is retracting a 2004 paper in The Plant Cell, according to the journal’s publisher. Voinnet, the winner of the 2013 Rössler Prize, is a high-profile scientist, and scrutiny of his work has only grown … Continue reading Retraction to appear for beleaguered plant researcher Olivier Voinnet