A stained histologic specimen, sandwiched between a glass microscope slide and coverslip, mounted on the stage of a light microscope.Microscopic view of a histologic specimen of human lung tissue stained with haematoxylin and eosin.Masson's trichrome stain of rat airway. Connective tissue is stained blue, nuclei are stained dark red/purple, and cytoplasm is stained red/pink.Drawing of Purkinje cells (A) and granule cells (B) from pigeon cerebellum by Santiago Ramón y Cajal, 1899. Instituto Santiago Ramón y Cajal, Madrid, SpainMicrophotograph of a histological section of human skin prepared for direct immunofluorescence using an anti-IgA antibody. IgA deposits are in the walls of small superficial capillaries (yellow arrows). The pale wavy green area on top is the epidermis, the bottom fibrous area is the dermis.
Histology is usually done by looking at cells and tissues under a light microscope or electron microscope. The tissue has to be specially prepared beforehand.
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