Opinion: Liquid biopsy: misplaced faith in early cancer detection?

The trial of Theranos CEO Elizabeth Holmes for defrauding investors about the company’s blood tests highlights a more general reality: huge sums of money are being devoted to develop and promote diagnostic technologies with little evidence they work as advertised.

In Holmes’s case, the technology was a sham, albeit one that lured in high-profile investors, like Henry Kissinger and Rupert Murdoch, and corporate partners, like Walgreens and Safeway. Companies today are making real testing technologies, but that doesn’t mean more testing will help individuals live longer or live better.

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Opinion: Liquid biopsy: misplaced faith in early cancer detection?

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