heat-fixed smear

См. также в других словарях:

• 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

• 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

• 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

• Macchiavello stain — a stain used for chlamydiae. The heat fixed smear is stained with basic fuchsin, decolorized in citric acid, and counterstained with methylene blue. Organisms stain red against a blue background …   Medical dictionary

• Sudan black B fat stain — a stain used to demonstrate Legionella and fat vacuoles in bacterial cells. A heat fixed smear is treated with Sudan black B, cleared with xylol, and counterstained with safranin. Fat vacuoles stain blue black; bacterial cells stain pink …   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

• Gram stain — A heat fixed bacterial smear is stained with crystal violet (methyl violet), treated with 3% iodine/potassium iodide solution, washed with alcohol and counterstained. The method differentiates bacteria into two main classes, Gram positive and… …   Dictionary of molecular biology

• Truant auramine-rhodamine stain — a method for demonstrating mycobacteria. A smear is heat fixed, stained with auramine rhodamine solution, decolorized, counterstained with potassium permanganate, and examined under ultraviolet light; acid fast organisms glow with a yellow orange …   Medical dictionary

• pottery — /pot euh ree/, n., pl. potteries. 1. ceramic ware, esp. earthenware and stoneware. 2. the art or business of a potter; ceramics. 3. a place where earthen pots or vessels are made. [1475 85; POTTER1 + Y3] * * * I One of the oldest and most… …   Universalium

• test — 1. To prove; to try a substance; to determine the chemical nature of a substance by means of reagents. 2. A method of examination, as to determine the presence or absence of a definite disease or of some substance in any of the fluids, tissues,… …   Medical dictionary

• Printed circuit board — Part of a 1983 Sinclair ZX Spectrum computer board; a populated PCB, showing the conductive traces, vias (the through hole paths to the other surface), and some mounted electrical components A printed circuit board, or PCB, is used to… …   Wikipedia