This is Gilead’s biggest deal since its $21 billion buyout of Immunomedics, giving it access to Trodelvy, an antibody-drug conjugate used to treat a type of advanced breast cancerThis is Gilead’s biggest deal since its $21 billion buyout of Immunomedics, giving it access to Trodelvy, an antibody-drug conjugate used to treat a type of advanced breast cancer Latest News [ SOBAN NEWS: International and National ]