TMEM156 and head and neck squamous cell carcinoma: Moreover, in the validation of ANO1, TMEM156, TMEM173 based on GEO datasets from the study presented by Wichmann et al. [25], we indicated that the expression level of ANO1 is the lowest in “atypical IR 1” and the highest in “mesenchymal 3” cluster of HNSCC.