smear staining

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• Staining — is an auxiliary technique used in microscopy to enhance contrast in the microscopic image.In biochemistry it involves adding a class specific (DNA, proteins, lipids, carbohydrates) dye to a substrate to qualify or quantify the presence of a… …   Wikipedia

• smear — A thin specimen for examination; it is usually prepared by spreading material uniformly onto a glass slide, fixing it, and staining it before examination. alimentary tract s. a group of …   Medical dictionary

• Pap smear — or Papanicolaou smear Sample of cells from the vagina and cervix of the uterus for laboratory staining and examination to detect genital herpes and early stage cancer, especially of the cervix. Developed by the Greek born U.S. physician George… …   Universalium

• Gram staining — (or Gram s method) is an empirical method of differentiating bacterial species into two large groups (Gram positive and Gram negative) based on the chemical and physical properties of their cell walls.cite book | last = Bergey | first = David H.… …   Wikipedia

• Kinyoun staining method — a stain for acid fast organisms that does not require heating the stained slides. A heat fixed smear is treated with Kinyoun carbolfuchsin. The slide is washed with water, decolorized with acid alcohol, and counterstained with methylene blue.… …   Medical dictionary

• Pap smear — pap n a method or a test based on it for the early detection of cancer esp. of the uterine cervix that involves staining exfoliated cells by a special technique which differentiates diseased tissue called also Papanicolaou smear, Papanicolaou… …   Medical dictionary

• Ziehl-Neelsen staining method — a stain for acid fast organisms. A heat fixed smear is flooded with Ziehl Neelsen carbolfuchsin, heated for 5 minutes, cooled, and washed. The slide is decolorized with acid alcohol, washed, and counterstained with methylene blue. Acid fast… …   Medical dictionary

• Pap smear — noun Etymology: George N. Papanicolaou died 1962 American medical scientist Date: 1952 a method for the early detection of cancer especially of the uterine cervix that involves the staining of exfoliated cells using a special technique which… …   New Collegiate Dictionary

• Papanicolaou stain test (smear) — Pap·a·nic·o·laou stain, test (smear) (pap″ə nikґo la oo) [George Nicolas Papanicolaou, Greek physician and anatomist in the United States, 1883–1962] see under test and see Stains and Staining Methods, under stain …   Medical dictionary

• gram stain — Staining technique for the initial identification of bacteria, devised in 1884 by the Danish physician Hans Christian Gram (1853–1938). The stain reveals basic differences in the biochemical and structural properties of a living cell. A slide… …   Universalium

• Papanicolaou stain — showing a low grade squamous intraepithelial lesion (LSIL). Pap test. Papanicolaou stain (also Papanicolaou s stain and Pap stain) is a multichromatic staining histological technique developed by George Papanikolaou, the father of cytopathology.… …   Wikipedia