This Week’s Biopharma News: KRAS Breakthrough and ADC Momentum - Takeaways - MDSpire

This Week’s Biopharma News: KRAS Breakthrough and ADC Momentum

  • April 21, 2026

  • 4 min

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  • 1

    Revolution Medicines' KRAS inhibitor daraxonrasib nearly doubled overall survival in metastatic pancreatic cancer compared to standard chemotherapy.

  • 2

    GSK's antibody-drug conjugate Mo-Rez showed tumor shrinkage in 62–67% of patients with chemotherapy-resistant ovarian and endometrial cancers.

  • 3

    Gilead's acquisition of Tubulis for $3.15 billion enhances its ADC capabilities, including TUB-040 for ovarian and lung cancers.

  • 4

    The FDA now publishes complete response letters in real time, increasing transparency regarding drug approval deficiencies.

  • 5

    Merck's partnership with Infinimmune aims to develop novel antibody therapeutics using AI-driven discovery methods.

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