More reads

• Mallinckrodt sues CMS over Medicaid rebates for Acthar Gel. (STAT Plus)
• Ginkgo Bioworks takes to acquisitions in quest to prove its worth. (Wall Street Journal)
• Novartis CEO says cannabis not company focus despite Tilray partnership. (CNBC)
• Just Biotherapeutics, backed by Gates Foundation, snapped up by German biotech firm for up to $90 million. (GeekWire)