Light micrograph of a corpus amylaceous, which is a kind of body found inside normal prostate glands. Only part of the corpus amylaceous is seen in this image, and not the prostate gland lining or other prostate components. The image highlights the concentric layered lines as well as particulate material (small purple clumps) which are present in many corpora amylacea. Haematoxylin and eosin stained tissue section. Magnification: 400x when printed at 10cm.