249 Neoantigen-specific T cells can also be detected with a positive correlation of the objective response in peripheral blood of NSCLC patients under atezolizumab treatment.250 In the era of urothelial cancer, a proliferation of CD57+CD8+ T cells has been detected with a relationship to atezolizumab response through scRNA-seq.251. Here, CD8A is linked to non-small cell lung carcinoma.