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Journal Fallout on Controversial Stem Cells Doc's Research



The New England Journal of Medicine (NEJM) has withdrawn a paper and issued an "expression of concern" over two others by former Harvard professor and cardio stem cell provider Piero Anversa, MD [19659002AtthebeginningofthisweekHarvardandBrigham&Women'InaneditorialJeffreyDrazenMDeditorTheleadofNEJMsaysseveralco-authorsofAnversaona2011paper"EvidenceforHumanLungStemCells"demandedthatitbewithdrawnandthattheinvestigationsoftheinstitutionscametotheconclusionthatsomeoftheimagesweremanipulatedinthenewspaper[196592002] "The authors tell us that:" a review of the original data confirms this conclusion and has led us to conclude that we no more trust in the correctness of these pictures. Because we were unaware of this manipulation. The data, long after the newspaper was published, we now request that the article be withdrawn, "writes Drazen.

In a second editorial, Drazen says the investigation by Harvard and the Brigham also has Evidence revealed that "the manipulation consistent with the image" in a 2001

published in NEJM by Anversa "evidence that human heart muscle cells divide after myocardial infarction.

Suspicion was also cast over a second work by Anversa, published in 2002, "Chimerism of the Transplanted Heart."

Both papers were written before Anversa graduated from New York Medical College in 2007 at Brigham & Women & # 39; s Hospital has relocated.

Drazen writes, "We communicate with the authors of the Articles 2001 and 2002, and with institutional representatives, the New York Medical College on the accuracy of the data contained therein. While waiting for the results of these communications, we are publishing this expression of concern to point out that the data presented in the above articles may not be reliable.

In 2014, the journal Circulation attracted an Anversa and colleagues, "Cardiomyogenesis in Aging and Failure of the Human Heart," citing Harvard and Brigham, who have stated that the data are "adequately compromised"

N Engl J Med online October 17, 2018. Retreat, expression of concern

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