HLA-G and cervical intraepithelial neoplasia: (2015), HLA‐G expression in cervical intraepithelial neoplasia (CIN) was correlated with decreased survival compared to patients with chronic cervicitis.[68] HLA‐G expression progressively increased in CIN2/3 and squamous cell carcinoma compared to CIN1, consistent with our findings of higher HLA‐G polymorphism in the blood.