Search Results for: western blot

Case closed? Fired Pfizer researcher slated for seven retractions

Pfizer has discovered two additional papers that merit retraction from the lab of a former employee. One of the papers, published in Clinical Cancer Research, was retracted earlier this month. Last year, Pfizer requested retractions of five papers from the lab of breast cancer researcher Min-Jean Yin, who was fired after an investigation revealed image duplication. … Continue reading Case closed? Fired Pfizer researcher slated for seven retractions

Recent finding of misconduct by federal U.S. agency sparks debate

In 2011, the University of Florida assembled a misconduct report about one of its ob-gyn researchers, identifying falsified data in a 2010 paper. But when an investigator at the U.S. Office of Research Integrity reviewed the report, something didn’t feel right. “I reviewed the data, and I thought [UF] didn’t do their due diligence,” said … Continue reading Recent finding of misconduct by federal U.S. agency sparks debate

Third retraction for former rising star found guilty of misconduct

A once-prominent researcher in the field of infectious disease — who was found guilty of misconduct last year— has had a third paper retracted, a 2006 article in PNAS. Last year, the University of Dundee in Scotland found that Robert Ryan had committed research misconduct, which included misrepresenting clinical data and duplicating images in a … Continue reading Third retraction for former rising star found guilty of misconduct

Author admits to manipulating more than a dozen images in 2013 paper

A former graduate student at the University of Hong Kong confessed to making “inappropriate modifications” to several figures in a 2013 paper in the Journal of Biological Chemistry (JBC). According to the retraction notice, the authors identified issues in 13 images while reviewing the data; the paper’s first author, Yingying Lu, copped to manipulating the … Continue reading Author admits to manipulating more than a dozen images in 2013 paper

Science journal flags cancer paper under investigation for image manipulation

Science Signaling has issued an expression of concern for a 2016 paper, citing an institutional investigation into image manipulation. According to a spokesperson for the journal, the corresponding author, Tanya Kalin, became concerned that two images in the paper had been manipulated. Kalin then notified the research integrity officer at Cincinnati Children’s Hospital Medical Center, … Continue reading Science journal flags cancer paper under investigation for image manipulation

Diabetes researcher who sued to prevent retractions now has 13

A diabetes researcher who sued a publisher to protect several papers from being retracted recently received his 13th, in a prestigious gastroenterology journal. Mario Saad, based at the University of Campinas in São Paulo, Brazil, has had a string of retractions over the past few years, including four in Diabetes after he lost a legal … Continue reading Diabetes researcher who sued to prevent retractions now has 13

The retraction countdown: How quickly do journals pull papers?

After Tina Wenz was found guilty of scientific misconduct, how long did it take for journals to retract the problematic papers?  The answer: Between three and nine months. In September 2016, the University of Cologne found that Wenz had committed scientific misconduct in six papers and requested they all be retracted. From that point on, … Continue reading The retraction countdown: How quickly do journals pull papers?

German institute sanctions director after finding him guilty of misconduct

The executive board of the Leibniz Association in Germany has reprimanded the director of its institute on aging for “grossly negligent scientific misconduct.” Besides a written reprimand, the executive board has removed Karl Lenhard Rudolph’s “passive voting rights” in association committees, and excluded the institute under his leadership from receiving funds from a multi-million Euro internal … Continue reading German institute sanctions director after finding him guilty of misconduct

Former prof fudged dozens of images, says university

On Dec. 2, 2013, Alison Lakin, the research integrity officer at the University of Colorado Denver, received a concerning email. The emailer was alleging several problems in a 2012 paper in the Journal of Clinical Investigation, co-authored by one of its high-profile faculty members. Lakin discussed the allegations with some administrators and agreed they had … Continue reading Former prof fudged dozens of images, says university

Journal flags cancer paper from Karolinska researchers

A journal has issued an expression of concern (EOC) for a 2011 cancer paper, while Karolinska Institutet investigates “concerns” about some of the data. After the Journal of Cell Science (JCS) received a tip from a reader, it investigated, but was unable to resolve the concerns. So the journal asked KI–where all the authors work–to … Continue reading Journal flags cancer paper from Karolinska researchers