Search Results for: "stem cells"

Swedish review board finds misconduct by Macchiarini, calls for six retractions

An ethical review board in Sweden is asking journals to retract six papers co-authored by former star surgeon Paolo Macchiarini, after concluding that he and his co-authors committed misconduct. One of the papers is the seminal 2011 article in The Lancet, which described the first case of a transplant using an artificial trachea seeded with … Continue reading Swedish review board finds misconduct by Macchiarini, calls for six retractions

Ethical concerns arise for head of controversial stem cell clinic

Journals are raising ethical concerns about the research of a doctor who offers controversial embryonic stem cell treatments. Two journals have issued expressions of concern for three papers by Geeta Shroff, who was the subject of a 2012 CNN investigative documentary. All cite ethical concerns; one mentions the potential link between the procedure the authors … Continue reading Ethical concerns arise for head of controversial stem cell clinic

Caught Our Notice: Investigation finds “accidental mistakes” in PNAS stem cell paper

When Retraction Watch began in 2010, our co-founders Ivan Oransky and Adam Marcus quickly realized they couldn’t keep up with the hundreds of retractions that appeared each year.  And the problem has only gotten worse — although we’ve added staff, the number of retractions issued each year has increased dramatically. According to our growing database, … Continue reading Caught Our Notice: Investigation finds “accidental mistakes” in PNAS stem cell paper

Case report of stem cell therapy in child didn’t meet “ethical standards,” says journal

A journal has retracted a recent case report about a stem cell therapy in a child with cerebral palsy, after discovering the study failed to meet “ethical standards.” According to the journal, Regenerative Medicine, the ethical issue is that the authors failed to report the case to the Ministry of Health, Labor and Welfare of … Continue reading Case report of stem cell therapy in child didn’t meet “ethical standards,” says journal

Nature adds alert to heavily debated paper about gene editing

Nature has added an “editor’s note” to a high-profile August paper alerting readers to the fact that the article has been subject to criticism. Journals often flag papers that are being debated — what’s unusual here is that the journal doesn’t label the notice as an official “Expression of Concern,” which are indexed by PubMed. … Continue reading Nature adds alert to heavily debated paper about gene editing

Weekend reads: Fired for fake peer review; world’s most prolific fraudster; peer reviewers behaving badly?

The week at Retraction Watch featured a post on just how much an authorship costs if you want to buy one, anger over charges to use a common research tool, and the revocation of a PhD from a once-rising star scientist. Here’s what was happening elsewhere:

Author of retracted gene editing paper alleges “bullying” by former PI

In the fall of 2015, out-of-work stem cell biologist Mavi Camarasa decided she had waited long enough. It had been three years since she and a colleague were, best they could tell, the first to successfully correct the most common cystic fibrosis mutation in stem cells derived from a patient. But her former lab director, … Continue reading Author of retracted gene editing paper alleges “bullying” by former PI

Harvard teaching hospital to pay $10 million to settle research misconduct allegations

Brigham and Women’s Hospital and its parent healthcare network have agreed to pay $10 million to the U.S. government to resolve allegations it fraudulently obtained federal funding. The case, which involves three former Harvard stem cell researchers, dates back several years. In 2014, Circulation retracted a paper by Piero Anversa, Annarosa Leri, and Jan Kajstura, … Continue reading Harvard teaching hospital to pay $10 million to settle research misconduct allegations

Weekend reads: When reproducibility is weaponized; Internet-based paraphrasing tools; go parasites!

The week at Retraction Watch featured a predatory journal sting involving a fake disorder from Seinfeld, and a study with disturbing findings about how retracted papers are cited. Here’s what was happening elsewhere: