ORI finds misconduct in case of biologist paid $100K by university to leave

A biologist who studied the impact of diabetes on the eye inappropriately altered data in five images from three papers, according to a new finding of misconduct issued by the U.S. Office of Research Integrity (ORI). Readers may be familiar with the subject of the findings: Azza El-Remessy, a former tenured associate professor at the […]

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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 […]

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Drug researcher up to ten retractions

A pharmaceutical researcher has received his tenth retraction. The reason, once again: duplicating his previous work. Giuseppe Derosa, based at the University of Pavia in Italy, lost a 2011 paper this month after journal editors identified “substantial duplication of an earlier published paper.” According to the notice, the authors failed to cite the previous work and to disclose that the […]

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Journal flags two more papers by diabetes researcher who sued to stop retractions (and now has 12)

A diabetes journal has issued two notices of concern for papers co-authored by a researcher who took another publisher to court after it did the same thing — but ultimately lost. The notices are for two papers co-authored by Mario Saad — who, after losing his legal battle with the American Diabetes Association, has since […]

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Researcher who sued to prevent retractions now has 12

A diabetes researcher who once sued a publisher to prevent several retractions has just issued his 12th. The latest retraction, like several others for Mario Saad, appears in the journal Diabetes. Although in the past Saad expended considerable effort to protect four other Diabetes papers from this same fate, the latest retraction was initiated by the authors, citing several duplicated images. […]

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Author objects to retraction after he says journal ignored his queries for three years

In 2014, a journal contacted researcher Denis Rousseau about one of his papers that had just been published online ahead of print, raising some concerns. According to Rousseau, he sent the journal a corrected figure “almost immediately,” which he believed addressed the issue. Rousseau, a cell biologist at the University Joseph Fourier in Grenoble, France, said he then contacted the journal many […]

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University suggests journal correct diabetes paper. Publisher retracts it.

After a publisher learned there may be issues with a 2008 diabetes paper, it asked the author’s university to investigate. The university found evidence of image duplication, and asked the journal to consider correcting the paper. Instead, the journal has retracted it. The backstory involves diabetes researcher Kathrin Maedler, who has one previous retraction, as […]

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Harvard diabetes researcher retracts third paper

A prominent diabetes researcher based at Harvard Medical School has retracted a third paper, citing manipulation of multiple figures. Late last year, Carl Ronald Kahn—also chief academic officer at Joslin Diabetes Center—retracted two papers for similar reasons. In November, Kahn pulled a 2005 paper from The Journal of Clinical Investigation (JCI) and a month later, he retracted a 2003 paper from The […]

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A diabetes researcher sued his former employer for defamation. Here’s the story.

The last decade hasn’t exactly been drama-free for Franck Mauvais-Jarvis, head of the Diabetes Research Program at Tulane University. After being accused of falsifying three figures in a submitted manuscript, Mauvais-Jarvis sued his accusers and officials at his former employer — Northwestern University — for defamation and conspiracy in 2011. In 2014, a judge dismissed the suit. We […]

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Journal flags another paper by diabetes researcher who sued to stop retractions

It would seem that resorting to legal means to avoid editorial notices doesn’t always work. We’re coming to that conclusion after seeing yet another notice for Mario Saad, based at the University of Campinas in São Paulo, Brazil. In this case, it’s an expression of concern from the Journal of Endocrinology, on a 2005 paper that […]

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