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Lymph Node - Pigment - Gallery

Image of pigment in the lymph node from a male Harlan Sprague-Dawley rat in a chronic study
Lymph node, Medullary sinuses - Pigment in a male Harlan Sprague-Dawley rat from a chronic study. Macrophages within the medullary sinuses contain intracytoplasmic golden-brown pigment suggestive of hemosiderin (arrows).
Image of pigment in the lymph node from a male F344/N rat in a chronic study
Lymph node, Medullary cords - Pigment in a male F344/N rat from a chronic study. Macrophages within the medullary cords contain yellow-brown pigment suggestive of ceroid/lipofuscin (arrows).