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A new study has found that up to 20% of aggressive brain cancers are fueled by overactive mitochondria and new drugs in development may be able to starve the cancers.

A strategic decision-making and team-building exercise for hospital executives—developed at Columbia University Mailman School of Public Health—now includes a simulated pandemic.

New images of Wnt, a signaling protein mutated in some cancers, in complex with its specific carrier, reveals atomic-level details of the molecules and a potential new drug target.