Category: image manipulation

Cancer biology group notches sixth retraction, and earns an Expression of Concern

bjcA group at the University of Texas Southwestern that retracted five papers last year has retracted one more, and has had a paper subjected to an Expression of Concern at the request of the school’s dean.

Here’s the retraction notice for “DNA methylation-associated inactivation of TGFβ-related genes, DRM/Gremlin, RUNX3, and HPP1 in human cancers,” originally published in the British Journal of Cancer and cited 51 times, according to Thomson Scientific’s Web of Knowledge:
Continue reading Cancer biology group notches sixth retraction, and earns an Expression of Concern

UCLA probe ends in retraction for neuroscience post-doc

jneuroscoThe Journal of Neuroscience has retracted a 2011 paper by a group of UCLA researchers after the institution concluded that a post-doc at the institution had falsified data.

The article, “Epigenetic Enhancement of BDNF Signaling Rescues Synaptic Plasticity in Aging,” came from the lab of Cui-Wei “Tracy” Xie, a behavioral scientist. It has been cited 42 times, according to Thomson Scientific’s Web of Knowledge.

Here’s the retraction notice: Continue reading UCLA probe ends in retraction for neuroscience post-doc

Herbicide-ovarian cancer study to be retracted

ehpThe authors of a 2008 study purporting to explain how the herbicide atrazine acts on cancer cells have asked the journal that published it to retract it for “inadvertent errors,” Retraction Watch has learned.

The notice for “G-Protein-Coupled Receptor 30 and Estrogen Receptor-a are Involved in the Proliferative Effects Induced by Atrazine in Ovarian Cancer Cells,” published in Environmental Health Perspectives, will read: Continue reading Herbicide-ovarian cancer study to be retracted

Shigeaki Kato notches five more retractions, including one in Nature

katoShikeagi Kato, an endocrinology researcher who resigned from the University of Tokyo in March 2012 amid an investigation that concluded 43 of his papers should be retracted, has retracted five more papers.

The newest is in this week’s Nature, for “GlcNAcylation of a histone methyltransferase in retinoic-acid-induced granulopoiesis,” a paper first published in 2009. Here’s the notice: Continue reading Shigeaki Kato notches five more retractions, including one in Nature

Should scientific misconduct be handled by the police? It’s fraud week at Nature and Nature Medicine

naturemed1213It’s really hard to get papers retracted, police might be best-equipped to handle scientific misconduct investigations, and there’s finally software that will identify likely image manipulation.

Those are three highlights from a number of pieces that have appeared in Nature and Nature Medicine in the past few weeks. Not surprisingly, there are common threads, so join us as we follow the bouncing ball. Continue reading Should scientific misconduct be handled by the police? It’s fraud week at Nature and Nature Medicine

Cell update: Co-corresponding author let go from Belgian university; retraction notice language changed

cell november 2013We’ve learned more about the circumstances behind a Cell retraction that we covered last week.

First, one of the two corresponding authors left the institution where he most recently worked. Belgium’s VIB Ghent told us that Pankaj Dhonukshe was no longer employed there and said: Continue reading Cell update: Co-corresponding author let go from Belgian university; retraction notice language changed

Another correction appears for husband-wife team found to have manipulated images

insectAlejandra Bravo and Mario Soberon, a wife-husband research team at the National Autonomous University of Mexico (UNAM) who received sanctions — later lifted — for manipulating images in a number of papers have corrected another article.

The paper, “The mitogen-activated protein kinase p38 is involved in insect defense against Cry toxins from Bacillus thuringiensis,” appeared in Insect Biochemistry and Molecular Biology in 2010 and has been cited 23 times, according to Thomson Scientific’s Web of Knowledge. Here’s the correction notice: Continue reading Another correction appears for husband-wife team found to have manipulated images

Authors retract Cell paper amid ongoing investigation

cell november 2013The authors of a 2012 paper in Cell have retracted it after discovering “serious issues with several figures.”

Here’s the notice for “A PLETHORA-Auxin Transcription Module Controls Cell Division Plane Rotation through MAP65 and CLASP:” Continue reading Authors retract Cell paper amid ongoing investigation

Retraction appears for Italian cancer specialist facing criminal investigation

jci nov 13The first retraction has appeared for Alfred Fusco, a leading cancer researcher in Italy under criminal investigation for fraud.

Here’s the notice from the Journal of Clinical Investigation: Continue reading Retraction appears for Italian cancer specialist facing criminal investigation

ALS paper retracted for figure problems

cd&dA group of researchers in Ireland has retracted their 2013 article on a possible new method for treating amyotrophic lateral sclerosis — ALS, also commonly called Lou Gehrig’s disease — after identifying errors in several images in the paper.

The article, “Acidotoxicity and acid-sensing ion channels contribute to motoneuron degeneration,” was published online in Cell Death & Differentiation (and appeared in the April 1 print issue, although we think that was a coincidence…). Continue reading ALS paper retracted for figure problems