Figure 1
From: ALDH1 expression correlates with favorable prognosis in ovarian cancers

Immunoreactivity patterns of ALDH1 in ovarian serous adenocarcinomas (a–c) and endometrioid adenocarcinomas (d–f). (a) ALDH1-negative staining in serous carcinoma. (b) Serous carcinoma cells (≤20%) show cytoplasmic staining for ALDH1. (c) Diffuse positive staining for ALDH1 in serous carcinoma. (d) ALDH1-negative staining in endometrioid adenocarcinoma. (e) Endometrioid carcinoma cells (≤20%) show cytoplasmic staining for ALDH1. (f) Diffused positive staining for ALDH1 in endometrioid carcinoma (original magnification × 200).