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Retraction Watch

Tracking retractions as a window into the scientific process

Archive for the ‘japan retractions’ Category

Integrity of data “undisputed” in paper pulled for plagiarism

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ijpharI shot the sheriff
But I didn’t shoot no deputy, oh no! Oh!
I shot the sheriff
But I didn’t shoot no deputy, ooh, ooh, oo-ooh.

—Bob Marley

A group of pharmacologists in Japan has retracted their 2012 article in the International Journal of Pharmaceutics for plagiarism. But not, they note, for any other reason.

The article, “Suppression of efflux transporters in the intestines of endotoxin-treated rats,” came from researchers in the Department of Drug Absorption and Pharmacokinetics in the School of Pharmacy at Tokyo University of Pharmacy and Life Sciences. It has been cited once, according to Thomson Scientific’s Web of Knowledge.

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Written by amarcus41

April 16, 2014 at 11:30 am

Waseda University checking dissertations for plagiarism in wake of STAP stem cell misconduct finding

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wasedaWaseda University in Japan says it will be vetting every doctoral dissertation it awards its graduate-level students in Advanced Science & Engineering* for signs of plagiarism, according to a report in the Japan News, a site of the Yomiuri Shimbun. The paper reports that:

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Written by amarcus41

April 8, 2014 at 11:30 am

Novartis Diovan scandal claims two more papers

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diabetes careA complicated story involving Novartis’s valsartan (Diovan) has led to the retraction of two more papers, one cascading from the other.

Last September, The Lancet retracted the Jikei Heart Study after a slew of retractions of related work prompted an investigation of valsartan research. That investigation found evidence of data manipulation and the failure of one researcher to note his Novartis affiliation. The company has apologized.

Here’s one retraction, from Diabetes Care, for “The Shiga Microalbuminuria Reduction Trial (SMART) Group. Reduction of Microalbuminuria in Patients With Type 2 Diabetes: The Shiga Microalbuminuria Reduction Trial (SMART):”

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RIKEN finds two “instances of research misconduct” in STAP stem cell work

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rikenJapan’s RIKEN research center has found misconduct in work that led to two controversial Nature papers, purporting to show an easy way to create stem cells, that have been dogged by criticism for months.

Here’s an excerpt from today’s statement about “six items [RIKEN] has been investigating:”

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Written by ivanoransky

April 1, 2014 at 10:31 am

Authors of controversial STAP stem cell study author correct 2011 paper

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tissue engineering aThere have been a number of developments in the unraveling of two Nature studies out of the RIKEN Institute in Japan and Harvard purporting to show an easy way to create stem cells. There was an interim report of RIKEN’s investigation last Friday, and more details emerged this week.

And today, the Japan Times reported that last week, a correction of a 2011 paper by many of the same authors appeared in Tissue Engineering Part A. Here’s the correction notice, dated March 13: Read the rest of this entry »

Co-author of controversial acid STAP stem cell papers in Nature requests retraction: report

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nature 2-27-14A co-author of two papers claiming to have shown how to create stem cells simply and easily has requested their retraction, the Wall Street Journal is reporting: Read the rest of this entry »

Written by ivanoransky

March 10, 2014 at 10:06 am

Dispute with “unlisted author whose claim to authorship could not be solved” topples cancer paper

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cancreschCancer Science, the journal of the Japanese Cancer Association, has retracted a 2012 article by a group of researchers because, well, it wasn’t clear who made up the group in the first place.

The article,  “Antitumor activity of human γδ T cells transducted with CD8 and with T-cell receptors of tumor-specific cytotoxic T lymphocytes,” appeared online in July 2012 and was written, ostensibly, by Takeshi Hanagiri, Yoshiki Shigematsu, Koji Kuroda, Tetsuro Baba, Hironobu Shiota, Yoshinobu Ichiki, Yoshika Nagata, Manabu Yasuda, Tomoko So, Mitsuhiro Takenoyama and Fumihiro Tanaka from the Second Department of Surgery at the University of Occupational and Environmental Health, in Kitakyushu.

The abstract states: Read the rest of this entry »

Shigeaki Kato up to 23 retractions

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katoShigeaki Kato, the former University of Tokyo endocrinology researcher found to have manipulated images in dozens of papers, has six more retractions, bringing his total to 23.

Five of them appear in Molecular and Cellular Biology: Read the rest of this entry »

Shigeaki Kato notches retractions 16 and 17, in PNAS

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katoShigeaki Kato has two more retractions, both in the Proceedings of the National Academy of Sciences (PNAS).

Here’s one of the notices: Read the rest of this entry »

Written by ivanoransky

January 22, 2014 at 9:30 am

Japan officials allege data cooking in Alzheimer’s drug study

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j-adniJapanese health officials are reportedly investigating whether researchers fabricated data in a 2.8 billion yen ($21.12 million) Alzheimer’s drug trial.

According to Japan Today:

Health officials said they were questioning researchers after being told false data was used in clinical testing for the 2.8 billion yen government-backed Alzheimer’s study, aimed at improving diagnosis of the disease. Read the rest of this entry »

Written by amarcus41

January 13, 2014 at 5:24 pm


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