LCP2 and head and neck squamous cell carcinoma: Interestingly, prior studies collectively showed that gene expression levels of the seven proteins except for LCP2 are associated with immune infiltration in HNSCC (Zhu et al., 2022; Wang et al., 2022; He et al., 2022; Chi et al., 2022; Chen et al., 2022; de Vos et al., 2020).