Longevity News

CtDNA-derived copy-number signatures associated with immune checkpoint inhibitor resistance beyond PD-L1 and TMB in advanced NSCLC

Source: Frontiers - Health • Published: 31 Jul 2026, 00:00

CtDNA-derived copy-number signatures associated with immune checkpoint inhibitor resistance beyond PD-L1 and TMB in advanced NSCLC

CtDNA-based research exploring how blood-derived copy-number patterns might inform resistance to immune checkpoint therapies in advanced NSCLC, inviting readers to learn about the study design and biomarker comparisons.

Key Takeaways
  • CtDNA-based copy-number signatures can be derived from baseline peripheral blood in advanced NSCLC patients
  • These copy-number signatures associate with ICI resistance beyond information provided by PD-L1 and TMB
  • Study analyzed clinicogenomic correlations including PD-L1, PFS, ORR, and survival outcomes for 37 patients
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