Figure 4From: Duodenal gangliocytic paraganglioma showing lymph node metastasis: A rare case reportPhotomicrographs showing immunohistochemistry for bcl-2 and p53. (A and B) Tumor cells in primary focus showed negative reactivity for both bcl-2 and p53 (× 400). (C and D) Tumor cells in metastatic focus showed negative reactivity for both bcl-2 and p53 (× 400).Back to article page