- cafead   Feb 03, 2022 at 11:32: AM
via After expanding its antibody-drug conjugate (ADC) deal with Synaffix last November to the tune of $1 billion, Mersana Therapeutics is back with another major deal. This time, Johnson & Johnson's Janssen unit is doling out $40 million upfront and more than $1 billion in biobucks for ADCs spanning three targets.
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