Catching up: Publisher to pull four papers by retraction record holder flagged years ago

Journals published by Wiley are retracting four papers by Yoshitaka Fujii, the anesthesiology researcher with the most retracted scientific papers. Retraction Watch readers will be familiar with Fujii’s case: He currently holds the number one spot on our leaderboard with more than 180 retractions, some of which are pending. (That’s nearly twice the number of … Continue reading Catching up: Publisher to pull four papers by retraction record holder flagged years ago

Analysis casts doubt on bone researcher’s body of work

A new analysis of more than 30 clinical trials co-authored by a bone researcher based in Japan is casting doubt on the legitimacy of the findings. Yoshihiro Sato, based at Mitate Hospital, has already retracted 12 papers, for reasons ranging from data problems, to including co-authors without their consent, to self-plagiarism. Most of these retracted papers are … Continue reading Analysis casts doubt on bone researcher’s body of work

Anesthesia journal pulls study lacking patient consent

An anesthesia journal has retracted a paper after an author admitted that the study did not obtain appropriate consent from patients receiving a neuromuscular block in muscles on the face and hands.  The first author, Yuhji Saitoh, has the same name as a co-author of Yoshitaka Fujii, the all-time record holder with 183 retractions listed on … Continue reading Anesthesia journal pulls study lacking patient consent

Shigeaki Kato up to 38 retractions

Our retraction notice count for Shigeaki Kato, number seven on our leaderboard, has grown to 38. The former University of Tokyo endocrinologist recently earned another retraction, for a paper in Archives of Biochemistry and Biophysics that contained image manipulation. As we’ve noted before, Kato resigned from the university in 2012 as it investigated his work for misconduct; in 2013 a Japanese newspaper reported that the investigation … Continue reading Shigeaki Kato up to 38 retractions

Who has the most retractions? Introducing the Retraction Watch leaderboard

Ever since we broke the news about the issues with the now-retracted Science paper about changing people’s minds on gay marriage, we’ve been the subject of a lot of press coverage, which has in turn led a number of people to ask us: Who has the most retractions? Well, we’ve tried to answer that in … Continue reading Who has the most retractions? Introducing the Retraction Watch leaderboard

The Retraction Watch Leaderboard

Who has the most retractions? Here’s our unofficial list (see notes on methodology), which we’ll update as more information comes to light: Joachim Boldt (220) See also: Editors-in-chief statement, our coverage Yoshitaka Fujii (172) See also: Final report of investigating committee, our reporting, additional coverage Hironobu Ueshima (124) See also: our coverage Yoshihiro Sato (122) … Continue reading The Retraction Watch Leaderboard

Weekend reads: Gay canvassing study redux; editors fired; how the world’s biggest faker was caught

This week at Retraction Watch was dominated by the Science same-sex marriage study, after we broke the news Wednesday morning that one of its authors had requested its retraction. (And crashed our servers in the process.) So the first section of this Weekend Reads will focus on pieces following up on that story: The New … Continue reading Weekend reads: Gay canvassing study redux; editors fired; how the world’s biggest faker was caught

Shigeaki Kato up to 33 retractions, with five papers cited a total of 450 times

Former University of Tokyo researcher Shigeaki Kato continues to put big numbers on the board. Last month, we reported on his 26th, 27th, and 28th retractions, all in Nature Cell Biology and cited close to 700 times. Yesterday, EMBO Journal and EMBO Reports published a total of five more retractions for the endocrinology researcher, who … Continue reading Shigeaki Kato up to 33 retractions, with five papers cited a total of 450 times