A massive 8-year effort finds that much cancer research can’t be replicated
Unreliable preclinical studies could impede drug development later on
![illustration of orange and red prostate cancer cells](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2021/12/120321_th_cancer-reproducibility_feat.jpg?fit=1030%2C580&ssl=1)
An effort to replicate nearly 200 preclinical cancer experiments that generated buzz from 2010 to 2012 found that only about a quarter could be reproduced. Prostate cancer cells are shown in this artist’s illustration.
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