Additionally, although infiltrated-γδ T cells have been identified as the most favorable indicator for good prognosis in 25 types of cancers,86 over-mining of TCGA data may lead to biased and controversial conclusions.339 Therefore, we conducted a straightforward assay to investigate the relationship between TRDC and the overall survival (OS) of pan-cancer patients based on the TCGA database. This evidence concerns the gene TRDC and cancer.