Japanese university asks surgeon to retract eight ‘fraudulent’ papers

An oral surgeon in Japan falsified images in several papers, granted authorship to whomever he saw fit and stored experimental data sloppily, according to an investigation by Showa University in Tokyo, where the physician was a lecturer at the time of the misconduct.  As a result of the findings, the university has recommended retracting eight … Continue reading Japanese university asks surgeon to retract eight ‘fraudulent’ papers

More than 100 of an anesthesiologist’s papers retracted

There’s a new entry on the Retraction Watch Leaderboard. And this one is also the fourth member of the Retraction Watch Century Club. An anesthesiology researcher in Japan is now up to 117 retractions – putting him third on our list of most-retracted authors. Hironobu Ueshima, formerly of Showa University Hospital in Tokyo, was found … Continue reading More than 100 of an anesthesiologist’s papers retracted

Weekend reads: Biotech CEO on leave after allegations on PubPeer; a researcher disavows his own paper; plagiarism here, there, and everywhere

Before we present this week’s Weekend Reads, a question: Do you enjoy our weekly roundup? If so, we could really use your help. Would you consider a tax-deductible donation to support Weekend Reads, and our daily work? Thanks in advance. The week at Retraction Watch featured: ‘A costly mistake’ prompts retraction of paper on hair loss … Continue reading Weekend reads: Biotech CEO on leave after allegations on PubPeer; a researcher disavows his own paper; plagiarism here, there, and everywhere

Anesthesiology researcher guilty of misconduct in more than 140 papers: Investigation

A Japanese anesthesiologist has been found guilty of fabricating data and other misconduct in 142 articles, leading to his termination and the sanction of several of his co-authors.  Showa University says its investigation into Hironobu Ueshima, the existence of which we first reported on last June, found that the prolific researcher had doctored his results, … Continue reading Anesthesiology researcher guilty of misconduct in more than 140 papers: Investigation

“I want to apologize for my misconduct,” says anesthesiologist whose work is under investigation

A Japanese anesthesiologist who just notched his sixth retraction apologized for his misconduct and said his institution is now investigating his entire body of work.  Hironobu Ueshima, of Showa University in Tokyo, who has roughly 170 publications, told Retraction Watch by email: 

And then there were six: three more retractions for Japanese anesthesiologist

Earlier this month, we reported on the retraction of two papers by a Japanese anesthesiologist for unreliable data. At the time, we noted that the case of Hironobu Ueshima bore watching, given his publication total runs to about 170. [See an update on this story.] The two retractions earlier this month came after an earlier … Continue reading And then there were six: three more retractions for Japanese anesthesiologist

Prolific anesthesiologist in Japan has two papers retracted

A journal has retracted two case reports by a prolific Japanese anesthesiologist who appears to be embroiled in a misconduct investigation.  The two case studies, in JA Clinical Reports, were written by Hironobu Ueshima and Hiroshi Otake, of  Showa University Hospital in Tokyo. Ueshima has roughly 170 publications to his name, according to Google Scholar, … Continue reading Prolific anesthesiologist in Japan has two papers retracted

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 (213) 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