Slavin started selling his serum for as much as ten dollars a milliliter—at up to 500 milliliters per order—to anyone who wanted it. But he wasn’t just after money. He wanted someone to cure hepatitis B. So he wrote a letter to Nobel Prize-winning virologist Baruch Blumberg, who’d discovered the hepatitis B antigen and created the blood test that found Slavin’s antibodies in the first place. Slavin offered Blumberg unlimited free use of his blood and tissues for his research, which began a years-long partnership. With the help of Slavin’s serum, Blumberg eventually uncovered the link between
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