Johnson & Johnson has acquired Ambrx Biopharma, Inc., a clinical-stage biopharmaceutical company with a proprietary synthetic biology technology platform to design and develop next-generation antibody drug conjugates (ADCs), in an all-cash merger transaction for a total equity value of approximately $2.0 billion, or $1.9 billion net of estimated cash acquired, as announced on January 8, 2024.   “We’re pleased to welcome Ambrx’s talented scientific team and proprietary ADC platform to Johns...