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FDA Approves Agilent's PD-L1 Companion Diagnostic for Esophageal Cancer

Mar 26, 2026

The FDA has approved Agilent's PD-L1 IHC 22C3 pharmDx as a companion diagnostic for identifying esophageal cancer patients eligible for Merck's KEYTRUDA immunotherapy. This marks the eighth FDA-approved indication for this diagnostic test with KEYTRUDA. The test helps identify patients whose tumors express PD-L1 for potential treatment with the anti-PD-1 therapy.

Merck Acquires Terns Pharmaceuticals for $6.7 Billion to Bolster Cancer Pipeline

Mar 26, 2026

Merck will acquire Terns Pharmaceuticals for $6.7 billion to bolster its cancer pipeline ahead of Keytruda's 2028 patent expiration. The deal gives Merck access to TERN-701, an oral tyrosine kinase inhibitor for chronic myeloid leukemia. Merck projects over $70 billion in commercial opportunities from its pipeline by the mid-2030s.

Combined Laser Therapy and Immunotherapy Shows Promise for Aggressive Brain Cancer

Mar 24, 2026

A clinical trial combining laser interstitial thermal therapy with pembrolizumab immunotherapy showed nearly half of recurrent high-grade astrocytoma patients alive at 18 months, far exceeding typical survival. Separate research reveals steroids make glioblastoma cells vulnerable to dietary interventions targeting their altered metabolism.

Dizal's Zegfrovy Meets Phase III NSCLC Endpoint as Other Trials Fail

Mar 23, 2026

Dizal's Phase III trial of Zegfrovy for first-line NSCLC with EGFR exon20ins met its primary endpoint, showing improved progression-free survival. Meanwhile, Immutep halted its Phase III eftilagimod alfa trial, and AstraZeneca's LATIFY trial of ceralasertib plus Imfinzi failed to meet its overall survival endpoint.