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Medulla of Lymphoid Nodule in Cloacal Bursa of Chicken
Description:Several cells types are found in the medulla. The most obvious ones are the lymphocytes. The other cells inlude reticular epithelial cells, macrophages etc. The nucleated red blood cells stand out in the blue background. Notice the mitotic figures. While cell proliferation is going on here as part of the clonal expansion, cell death (apoptosis) is also taking place in here. G10.Original mag. 250x. Azure-Eosin. Cloacal bursa of Fabricius. Lymphoid System. Chicken.