Inside The Race To Diagnose Cancer From A Simple Blood Draw

It’s a medical puzzle that has snagged the attention — and the money — of Bill Gates, Jeff Bezos, and venture capitalists across the nation: Is it possible to diagnose cancer from a simple blood draw?

Surgical biopsies are the norm, but they’re invasive, expensive, and carry the risk of infection. So investors have poured hundreds of millions into the goal of developing “liquid biopsies.”

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