Location matters: LAG3 levels are lower in renal cell carcinoma metastatic sites compared to primary tumors, and expression at metastatic sites only may have prognostic importance
Schoenfeld D, Merkin R, Moutafi M, Martinez S, Adeniran A, Kumar D, Jilaveanu L, Hurwitz M, Rimm D, Kluger H. Location matters: LAG3 levels are lower in renal cell carcinoma metastatic sites compared to primary tumors, and expression at metastatic sites only may have prognostic importance. Frontiers In Oncology 2022, 12: 990367. PMID: 36313654, PMCID: PMC9608089, DOI: 10.3389/fonc.2022.990367.Peer-Reviewed Original ResearchRenal cell carcinomaImmune checkpoint inhibitorsMetastatic sitesBrain metastasesPrimary tumorMechanisms of resistancePD-1/PD-L1Anti-PD-1 therapyHigh-risk clinical characteristicsLarger primary tumor sizeAdvanced renal cell carcinomaAlternative immune checkpointsCertain drug regimensPoor-risk diseasePD-1 inhibitorsMinority of patientsPrimary tumor sizeLonger overall survivalGrade 4 tumorsProtein levelsPrimary RCC tumorsAttractive therapeutic targetIdentification of subgroupsCheckpoint inhibitorsUpfront therapy