Misconduct at Oxford prompts retraction of insulin paper

cellmetabcoverCell Metabolism has retracted a 2006 article by a group of researchers at Oxford in England after an investigation concluded that the first author had committed misconduct.

The paper, “Nicotinamide nucleotide transhydrogenase: A key role in insulin secretion,” came from the lab of Frances Ashcroft, a world-renowned expert on ion channels. (We’ve written about Ashcroft’s lab before.)

According to the abstract: Continue reading Misconduct at Oxford prompts retraction of insulin paper

University College London mitochondrial biologist resigns after three retractions for image fraud

Courtesy Nature Publishing Group

A biologist at University College London (UCL) has resigned his post and taken responsibility for “inappropriate figures manipulations” in three now-retracted papers.

Assegid Garedew, formerly a senior research investigator in Salvador Moncada‘s group, stepped down earlier this summer in the midst of an investigation that should be completed soon, Moncada tells Retraction Watch.

The three retraction notices for papers by Garedew and colleagues are all similar.

From Cell Metabolism: “Mitochondrial Dynamics, Biogenesis, and Function Are Coordinated with the Cell Cycle by APC/CCDH1“, cited once, according to Thomson Scientific’s Web of Knowledge: Continue reading University College London mitochondrial biologist resigns after three retractions for image fraud

Authors retract two Cell Metabolism papers after “data were inappropriately removed from the laboratory”

A group of researchers at the University of Utah has retracted two papers from Cell Metabolism after they realized that a dismissed employee had tossed out data that were the basis of some error-laden figures.

Here’s the notice for both papers: Continue reading Authors retract two Cell Metabolism papers after “data were inappropriately removed from the laboratory”