Fig. 4From: Vitamin D receptor (VDR) expression in different molecular subtypes of canine mammary carcinomaImmunohistochemistry for CK5 of canine mammary carcinoma (Luminal B molecular subtype; complex histological subtype). The image shows about 40% of neoplastic cells being CK5-positives with strong cytoplasmic staining. 20XBack to article page