HSPA5 and endometrium adenocarcinoma: To address the question whether GRP78 might play a role in EC cell proliferation, very recently we performed both salt 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide (MTT) assay and proliferation curve analysis in Ishikawa and AN3CA endometrial adenocarcinoma cell lines silenced for GRP78 expression.