Search Results for: "stem cell"

Cancer paper pulled due to “identical text” from one published 6 days prior; author objects

Clinical Cancer Research is retracting a paper on the immunosuppressive effects of glioma due to “evidence of duplicate and/or redundant publication.” According to the retraction notice, the 2010 paper bore exceeding similarities to another one published by the same group of researchers six days prior. That second paper appeared in Molecular Cancer Therapeutics, which – like … Continue reading Cancer paper pulled due to “identical text” from one published 6 days prior; author objects

Misconduct found in 7 papers by Macchiarini, says English write-up of investigation

The Karolinska Institutet in Sweden has released an English translation of an external review that found Paolo Macchiarini, a celebrated surgeon who is credited with creating tracheas from cadavers and patients’ own stem cells, committed misconduct in a series of papers describing the work. You can read the entire report, news of which was first … Continue reading Misconduct found in 7 papers by Macchiarini, says English write-up of investigation

“Super-surgeon” Macchiarini guilty of misconduct, external review finds

Paolo Macchiarini, the celebrated surgeon whose work has come under scrutiny in Italy and at the Karolinska Institutet in Sweden, committed misconduct in six papers, according to an external reviewer. Macchiarini is best known for creating tracheas from cadavers and patients’ own stem cells. The findings of the external review, first reported yesterday by SvD Nyheter, … Continue reading “Super-surgeon” Macchiarini guilty of misconduct, external review finds

NIH cancer paper retracted for faked data

Following an investigation into research misconduct, the Journal of Clinical Investigation has retracted a cancer genetics paper from a laboratory at the National Institutes of Health due to “data falsification and fabrication” of four figures and a table in the paper. The paper, “FOXO3 programs tumor-associated DCs to become tolerogenic in human and murine prostate … Continue reading NIH cancer paper retracted for faked data

Nature retracts epigenetics paper by author who lost two Science papers last year

Frank Sauer, formerly of the University of California, Riverside, has had a 2002 letter on epigenetics retracted from Nature due to “inappropriate image manipulation.” Sauer had two papers retracted from Science last year following a university investigation. Here’s the Nature notice for “Histone methylation by the Drosophila epigenetic transcriptional regulator Ash1:”

“Super-surgeon” Macchiarini not guilty of misconduct, per one Karolinska investigation

Surgeon Paolo Macchiarini, who is under investigation for allegedly downplaying dangers of an experimental surgery, has been cleared of some misconduct allegations by the Karolinska Institutet in Stockholm. Macchiarini, a thoracic surgeon, has made headlines for repairing damaged airways using tracheas from cadavers and even synthetic tracheas, both treated with the patients’ own stem cells to … Continue reading “Super-surgeon” Macchiarini not guilty of misconduct, per one Karolinska investigation

Study by deceased award-winning cancer researcher retracted because some patients were “invented”

A 2002 paper has been retracted by Cancer after some of the authors notified the journal that they hadn’t agreed to submit it — and an investigation found that a number of the patients described had been made up. Here’s the notice for “Radioimmunotherapy of small-volume disease of metastatic colorectal cancer: results of a phase II … Continue reading Study by deceased award-winning cancer researcher retracted because some patients were “invented”

Psychology retractions have quadrupled since 1989: study

Marc Hauser. Dirk Smeesters. Diederik Stapel. Psychology has been home to some of the most infamous cases of fraud in recent years, and while it’s just a few bad apples who are spoiling the bunch, the field itself has seen an overall increase in retractions, according to a new paper by Jürgen Margraf appearing in Psychologische Rundschau and titled “Zur … Continue reading Psychology retractions have quadrupled since 1989: study