IL-1α was localized to the neoplastically transformed squamous epithelium in squamous cell carcinoma (Figure 1B I) and to neoplastically transformed columnar epithelium lining the endocervical and the glandular epithelium of the endocervical glands in adenocarcinomas (Figure 1B IV). The gene discussed is IL1A; the disease is squamous cell carcinoma.