Robert Gallo himself privately signaled doubts about his own theory that HIV alone can cause either Kaposi’s sarcoma or AIDS. At a high-level meeting of US health authorities in 1994—titled “Do Nitrites Act as a CoFactor in Kaposi’s Sarcoma?”—Gallo made some astonishing confessions to his trusted colleagues. HIV, he acknowledged, might only be a “catalytic factor” in Kaposi’s: “There must be something else involved.” Then he added a breathtaking concession, which could have been taken from the very research in Duesberg’s article: “I don’t know if I made this point clear, but I think that
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