Category: human reproduction

Three more retractions appear for Florida ob-gyn under investigation

University of Florida
Nasser Chegini via University of Florida

Two Oxford journals have now put out three more retractions for ob-gyn and former University of Florida professor Nasser Chegini, who has been under ORI investigation since at least 2012. That makes a total of five retractions, by our count.

Here is the notice for “The expression profile of micro-RNA in endometrium and endometriosis and the influence of ovarian steroids on their expression” in Molecular Human Reproduction: Continue reading Three more retractions appear for Florida ob-gyn under investigation

Fireworks: Belgian dispute over ovarian transplant findings includes claims of theft, arson

There’s a story brewing in Belgium that is, as one local newspaper put it, worthy of a TV drama.

Here’s our attempt at a summary: Jacques Donnez, chair of Catholic University of Louvain’s (UCL) gynecology department, and colleagues published two studies in Human Reproduction in 2010. One study claimed to show that a woman had given birth after undergoing chemotherapy for severe sickle cell disease and then getting an ovarian transplant from her sister.

The other of those studies, the authors noted, confirmed “data published earlier as a case report” in 2007. That case report of a woman with another type of anemia — the pregnancy only went as far as an embryo, which did not survive — garnered a good deal of attention, because, as New Scientist reported: Continue reading Fireworks: Belgian dispute over ovarian transplant findings includes claims of theft, arson