Cancers such as Head and Neck Squamous Cell Carcinoma, Renal Clear Cell Carcinoma, and Stomach Adenocarcinoma have higher GZMB expression levels compared to lower-expressing GZMB cancers such as Lung Squamous Cell Carcinoma and Lung Adenocarcinoma [39]. The gene discussed is GZMB; the disease is squamous cell lung carcinoma.