Fig. 4From: Dysregulated cholinergic network as a novel biomarker of poor prognostic in patients with head and neck squamous cell carcinomaSedimentation profiles depicting AChE and BChE components in human upper respiratory epithelium. Molecular forms AChE and BChE in unaffected (empty circles) and cancerous tissues (filled circles) in glottis (G) and supraglottis areas (S)Back to article page