trypan blue

Also found in: Dictionary, Encyclopedia, Wikipedia.

try·pan blue

(trī'pan blū), [C.I. 23850]
An acid azo dye; used for vital staining of the reticuloendothelial system, uriniferous tubules, cells in tissue culture, and as an experimental teratogen; formerly used as a trypanocide.

Con·go blue

(kong'gō blū)
Sodium salt used to stain and identify protozoa.
Synonym(s): Niagara blue, trypan blue.
Sodium salt used to stain and identify protozoa.
Synonym(s): Niagara blue, trypan blue.

trypan blue

a supravital stain and a stain for amyloid. Also, a largely superseded trypanocide; causes tissue sloughs if injected around the vein, and stains tissues blue, an inconvenience in meat animals.
References in periodicals archive ?
LDH assay estimated lower percentage cell viability than trypan blue assay.
The cytotoxic effects of grape seed extract (GSE) on the growth of oral squamous cell carcinoma (KB cell line) were determined by MTT and trypan blue assays as shown in Figures 1 and 2.
Assessments of membrane integrity with vital dye, such as trypan blue are nonspecific to determine the mode of cell death such as apoptotic cells unless morphological characteristics can be analyzed with the dyes (Todd et al.
Trypsin and trypan blue were obtained from Himedia Labs, Mumbai, India.
Parameters assessed were cell morphology by phase-contrast microscopy, loss of adherence, and viability using a trypan blue exclusion assay.
5] hemocytes (aliquots of cells from the same lobster), wells containing hemocytes plus noncytolethal (by trypan blue exclusion) dilutions of putative NADPH oxidase stimuli, wells containing cells and 5 [micro]g/mL PMA and luminol or lucigen added to each well.
The cysts were then stained with Trypan blue, a standard method for determining the viability of cysts since living cysts take up the dye at a much different rate than dead cysts.
Uptake of a vital dye, trypan blue, by terminal follicles and total ovarian dry weight were used to assess the vitellogenic activity of the ovary, and SDS-polyacrylamide gel electrophoresis was employed to detect hemolymph Vg.
The viability of the cells was always >95% by the exclusion of trypan blue dye.
Tenders are invited for Trypan Blue For Intracameral Use