Magnifying glass in front of a stack of files of papers
PLOS ONE Pulls Five Papers Tied to Alzheimer’s Drug Controversy
The retracted studies were coauthored by a scientist who worked on an Alzheimer’s therapy in development by Cassava Sciences, a company reportedly under investigation for providing falsified data to the FDA.
ABOVE: © ISTOCK.COM, BERNIE_PHOTO
PLOS ONE Pulls Five Papers Tied to Alzheimer’s Drug Controversy
PLOS ONE Pulls Five Papers Tied to Alzheimer’s Drug Controversy

The retracted studies were coauthored by a scientist who worked on an Alzheimer’s therapy in development by Cassava Sciences, a company reportedly under investigation for providing falsified data to the FDA.

The retracted studies were coauthored by a scientist who worked on an Alzheimer’s therapy in development by Cassava Sciences, a company reportedly under investigation for providing falsified data to the FDA.

ABOVE: © ISTOCK.COM, BERNIE_PHOTO

retractions

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The Top Retractions of 2021
Retraction Watch | Dec 21, 2021
From Star Trek to ivermectin, we look back on some of the most notable about-faces in publishing this year.
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A Surge in Pandemic Research Shines a Spotlight on Preprints
Diana Kwon | Sep 10, 2021
Many scientists have turned to preprints to rapidly disseminate their research on COVID-19, but some disagree with this approach.
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Paper Proposing COVID-19, Magnetism Link to Be Retracted
Shawna Williams | Nov 4, 2020
The study, published in a peer-reviewed journal, has attracted widespread derision from researchers.
Timeline: When Bad Research Changes Public Health Strategy
Catherine Offord | Oct 1, 2020
Illinois-based Surgisphere Corporation had a brief moment in the limelight this year following its infamous study of hydroxychloroquine. But the impact of the company’s deception reverberated across world.
The Surgisphere Scandal: What Went Wrong?
Catherine Offord | Oct 1, 2020
The high-profile retractions of two COVID-19 studies stunned the scientific community earlier this year and prompted calls for reviews of how science is conducted, published, and acted upon. The warning signs had been there all along.
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The Top Retractions of 2019
Retraction Watch | Dec 16, 2019
A journal is forced to remove a record-breaking number of papers—and all in one go.
KU Leuven Investigates Whether Stem Cell Scientist Falsified Data
Catherine Offord | Dec 10, 2019
Papers from Catherine Verfaillie’s lab have been drawing fire for years.
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Genetics Articles Retracted at Higher Rate than Other Disciplines
Chia-Yi Hou | Jul 26, 2019
A study estimates that 0.15 percent of genetics articles are retracted, most commonly for duplication and plagiarism.
Nature Retracts Paper on Delivery System for CAR T Immunotherapy
Diana Kwon | Feb 20, 2019
The manuscript had amassed more than 50 comments about problematic figures and data on PubPeer.
JAMA Journals Retract Six Papers by Cornell Researcher
Ashley Yeager | Sep 19, 2018
Problems with Brian Wansink’s research articles surfaced in 2017 and have now resulted in 13 retractions total.
AACR Apologizes for Delays in Retracting Papers
Catherine Offord | Sep 5, 2018
Nine of the most recent retractions from AACR journals are for papers coauthored by embattled cancer researcher Bharat Aggarwal.
Study: 35,000 Papers May Have Retraction-Worthy Image Duplication
Catherine Offord | Jun 29, 2018
The authors of a preprint recommend that journals implement better image screening procedures before publishing articles.
Another Retraction for Discredited Researcher
Jim Daley | May 25, 2018
Robert Ryan was forced to resign from the University of Dundee in 2016 following an investigation of misconduct.
OSU Professor Falsified Data on Eight Papers, Resigns
Catherine Offord | Apr 2, 2018
Ching-Shih Chen’s research involved anticancer therapeutics that were being tested in clinical trials.
Top 10 Retractions of 2017
Retraction Watch | Dec 18, 2017
Making the list: a journal breaks a retraction record, Nobel laureates Do the Right Thing, and Seinfeld characters write a paper 
Swedish Ethics Review Board: Macchiarini Is Guilty
Jef Akst | Oct 30, 2017
The group calls for the retraction of six publications by surgeon Paolo Macchiarini regarding the synthetic trachea transplantations that led to the death of at least three patients. 
Parkinson’s Researcher Notches 17 Retracted Papers
Aggie Mika | Sep 13, 2017
Scientific misconduct motivated Yoshihiro Sato’s three additional retractions last month; his institution doesn’t respond. 
Retractions Damage Scientists’ Reputations: Study
Aggie Mika | Sep 8, 2017
Authors of rescinded papers see a 10 percent to 20 percent decline in citation rates for their other publications. 
The Past and Present of Research Integrity in China
Ben Andrew Henry | Mar 1, 2017
Several initiatives aim to improve research integrity in the country, but recent high-profile cases of misconduct highlight a lingering problem.