Catalase levels in saliva of patients with oral cancer

Objective To determine the levels of catalase(CAT) in saliva of patients with oral cancer,and to investigate its diagnostic value and the relationship with lymph node metastasis and pathological grade. Methods Ninetyseven patients with oral cancer hospitalized in Beijing Stomatological Hospital and fifty healthy individuals were included. 4 ml mixed unstimulated saliva was collected from these patients and the healthy controls before therapy....