TRYPAN RED Meaning and
Definition
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Trypan red, also known as trypan red 4B, is a synthetic dye that belongs to the azo dye family. It is characterized by a deep red color and is commonly used in biological and histological staining applications. Trypan red is primarily employed in microscopy techniques to stain and visualize certain organelles and cellular components in various organisms.
In biological research, trypan red is most notably used for the detection and quantification of living microorganisms, particularly trypanosomes. Trypanosomes are parasitic protozoa that cause diseases like sleeping sickness in humans and animals. By adding trypan red to a biological sample, it can selectively stain live trypanosomes, facilitating their identification and counting under a microscope.
The staining properties of trypan red are attributed to its affinity for nucleic acids, which are abundant in the nuclei and kinetoplasts of trypanosomes. This dye enters the cells and binds to the DNA, resulting in a visible red coloration in contrast to the surrounding cellular material.
Furthermore, trypan red is also utilized as a counterstain in various histological techniques, such as the Gram stain, to enhance the contrast and visualization of specific tissues or cells. Its distinctive red color and easy solubility in water make it a versatile dye for various biological applications.
It is important to note that while trypan red has been widely used in the past, its utilization has been reduced due to potential toxic effects on cells and tissues. Subsequent developments have led to the usage of alternative and safer dyes in contemporary biological techniques.
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• A brownish red powder derived from benzopurpurine by the action of sulphuric acid; it is employed in gastric ulcer and as a remedy, either curative or prophylactic, for trypanosomiasis, in doses of gr. 5-8 (0.3-0.5).
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for TRYPAN RED
- rrypan red
- frypan red
- grypan red
- yrypan red
- 6rypan red
- 5rypan red
- teypan red
- tdypan red
- tfypan red
- ttypan red
- t5ypan red
- t4ypan red
- trtpan red
- trgpan red
- trhpan red
- trupan red
- tr7pan red
- tr6pan red
- tryoan red
- trylan red
Etymology of TRYPAN RED
The word "trypan" in trypan red refers to Trypanosomes, a genus of parasitic protozoa. The word Trypan comes from Greek trypanon, meaning "borer" or "auger", referring to the cork-like motion of trypanosomes as they move within the blood vessels of their hosts.
The word "red" in trypan red refers to the red color of the dye. It is named so because of its red hue when dissolved in water.
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