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The majority of malignancies displayed moderate to strong cytoplasmic positivity. Membranous staining was observed in endometrial, ovarian, renal and testicular cancers. Gastric, colorectal, breast and prostate cancers were wekaly stained or negative.
Most malignancies displayed weak to moderate cytoplasmic positivity. Additional membranous staining was observed in colorectal cancers. A few cases of gliomas were strongly stained. Several cases of malignant melanomas, lung, cervical, urothelial, gastric and liver cancers were negative.