10
Feb

An alternative theory on how aspirin may thwart cancer

Studies abound that point to a role for plain old aspirin in keeping deadly cancers at bay. While aspirin is not yet part of mainstream treatment for any cancer, it is recommended by the U.S. Preventive Services Task Force for certain adults to help prevent colorectal cancer.

But researchers have puzzled over how exactly the “wonder drug” works to ward off cancer. Most think it has to do with the drug’s inflammation-lowering effects.

Now VA scientists and colleagues in Texas have a new theory, tested successfully in mice and cell cultures. It has to do with aspirin’s effects on platelets—blood cells that form clots to stop bleeding.

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