cervical biopsies and explant cultures from patients with squamous metaplasia , various grades of dysplasia , carcinoma in situ ( cis ) , and invasive squamous cell carcinoma were screened for vp143 , an early nonstructural polypeptide of herpes simplex virus type 2 ( hsv-2 ) , vp143 was identified in 31 % of biopsies exhibiting severe dysplasia , 29 % with cis , and 41 % with invasive squamous cell carcinoma .
C0334048
severe dysplasia
C0007099
cis