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By studying “overfed” mice, CUIMC researchers have found evidence for a hormone that helps obese animals return to their normal weight.

Survivors of opioid overdose are more likely to die from respiratory diseases, viral hepatitis, and suicide—in addition to drug-related causes—than non-drug users, says a new study from Columbia Psychiatry.

Columbia researchers discover that DNA repair falters when cells can’t move damaged DNA to repair centers within the nucleus. The results could lead to better cancer treatments.