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AIDS activists in Thailand are seeing red over claims that a product called V-1 Immunitor can be used to treat HIV infection.

V-1, made from the blood of HIV-infected people, has been approved only as a food supplement in Thailand. But Immunitor, the company that makes it, says it not only helps people with AIDS live longer, but may prevent HIV and even hepatitis infection.

A row is now raging in the pages of the peer-reviewed journal HIV Clinical Trials, which has published two studies on V-1. But in letters in the latest issue, doctors and Thai AIDS organisations question…

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