Search Results for: images

A Wnt-er’s tale: Blood pulls second signaling paper from Spanish scientists over image fakery

Blood has pulled a paper 2007 paper from a group of Spanish researchers, one of whom appears to have been manipulating images. The group’s work became the focus of expressions of concern from the Journal of Clinical Oncology this spring and in 2010. The article, “Epigenetic regulation of Wnt-signaling pathway in acute lymphoblastic leukemia,” purported … Continue reading A Wnt-er’s tale: Blood pulls second signaling paper from Spanish scientists over image fakery

Author retracts PNAS paper about alleged Pliocene cheetah fossil that critics said was a fake

A paper about an alleged cheetah fossil from the Pliocene epoch, dogged by questions since its publication in 2008, has been retracted after one of the authors acknowledged it wasn’t what they thought it was. Here’s the notice for the paper, “A primitive Late Pliocene cheetah, and evolution of the cheetah lineage:“

Seeing red (wine): Another retraction for Dipak Das, making count 13

Today’s Retraction Watch, to paraphrase Sesame Street, is brought to you by the number 13. Earlier, we reported on several retractions from Diederik Stapel that bring his total to that number, and now we’ve learned about number 13 for Dipak Das. Das is of course the UConn researcher who was found to have committed 145 … Continue reading Seeing red (wine): Another retraction for Dipak Das, making count 13

University of Nebraska investigating work of lung researchers as journal issues Expression of Concern

The American Journal of Respiratory and Critical Care Medicine (AJRCCM) has issued an Expression of Concern about a paper published online earlier this year, after concerns about the data prompted an investigation by the University of Nebraska. Here’s the notice:

Cardiff University looking into allegations of misconduct by group headed by its dean of medicine

Last December, we reported on a Journal of Immunology paper that was retracted after a Cardiff University investigation found the senior author had inappropriately manipulated images.  The inquiry found that there had been “no intention to mislead and subsequent repeats of the original experiments have shown that the paper’s conclusions remain sound,” the university told … Continue reading Cardiff University looking into allegations of misconduct by group headed by its dean of medicine

Journal retracts antipsychotic study when all subjects’ PET scans turn out to be unreliable or invalid

The Journal of Psychiatric Research is retracting a 2010 paper claiming to show a relationship between quetiapine (Seroquel) and certain lab tests and brain scans, after it turns out the brain images were either unreliable or invalid. Here’s the notice for “Relationship between dopamine D2 receptor occupancy, clinical response, and drug and monoamine metabolites levels … Continue reading Journal retracts antipsychotic study when all subjects’ PET scans turn out to be unreliable or invalid

Controversial paper on life-extending buckyballs corrected after blog readers note problems

Back in April, a group of French and Tunisian researchers published a paper in Biomaterials which came to the astonishing conclusion that buckyballs (carbon tetrachloride) coated in olive oil could dramatically extend the lives of lab rodents. That news was picked up by Derek Lowe’s In the Pipeline blog, on which he expressed some bemusement … Continue reading Controversial paper on life-extending buckyballs corrected after blog readers note problems

Author whose duplications forced Cell correction retracts paper on Down syndrome

Sebastian Schuchmann, a neuroscience researcher whose duplication errors led to a Cell correction last year, has retracted a 12-year-old paper in the Journal of Neurochemistry whose figures were copied from two of his earlier papers. Here’s the notice:

Catching up: Charges against CFS-XMRV researcher Mikovits dropped, ‘gyres’ author Andrulis publishes another paper

A follow-up on two stories we’ve covered here at Retraction Watch: 1. Criminal charges against chronic fatigue syndrome researcher dropped The state of Nevada has dropped criminal charges against Judy Mikovits, the embattled chronic fatigue syndrome (CFS) researcher whose paper linking the condition to a virus, XMRV, was retracted last year by Science. As we … Continue reading Catching up: Charges against CFS-XMRV researcher Mikovits dropped, ‘gyres’ author Andrulis publishes another paper

Retraction count for resveratrol researcher Dipak Das rises to 12

Dipak Das, the UConn researcher whom the university earlier ths year found to have fabricated or falsified data more than 100 times, has four more retractions to his name. The notices appear in the June 1, 2012 issue of the American Journal of Physiology: Heart and Circulatory Physiology, and suggest that Das was not all … Continue reading Retraction count for resveratrol researcher Dipak Das rises to 12