toluidine blue stain

toluidine blue stain

a stain used for Pneumocystis jiroveci trophozoites and to assess viability of primary and immortilized tissue culture cells.

to·lu·i·dine blue stain

(tō-lū'i-dēn blū stān)
A stain used for many purposes, including visualization of Pneumocystis jiroveci trophozoites.
References in periodicals archive ?
Toluidine blue stain for metestrus showing a mixture of all cells, cornified, large epithelial and neutrophils (arrow).
Toluidine Blue Stain. Majority of the dyes stain tissues in differing degrees of intensity of the same color; however, certain tissue components, which in the presence of certain basic dyes, will stain a color other than that of the original color of the dye.
All study samples were stained with routine histopathological haematoxylin and eosin stain (Figures 1-3) and a special Toluidine Blue stain (Figures 4-6).
Chromatin integrity was evaluated with toluidine blue stain [26]; with this procedure, sperm with normal chromatin look light blue or green, whereas dark blue or violet sperm are considered as having damaged chromatin.
Suppose, the materials were scanty and adhered to the hub of needle, the needle was rinsed with 0.5% toluidine blue stain.
Sperm chromatin damage was assessed using toluidine blue stain as described by Mello (1982) at
The log showed 11 (19-56%) positive margins taking up the toluidine blue stain. In these cases further excision of stained margin was done to achieve clear margins intra- operatively.
The study was performed on biopsies from gastric ulcers, well-differentiated cancers, and poorly differentiated cancers by means of toluidine blue stain. In this study, MCs density in well-differentiated was much higher than poorly differentiated carcinoma and correlated with angiogenesis.
Leikola et al (10) examined 2 cohorts of patients with ILC, one using toluidine blue stain and one using IHC.
The cells took up the toluidine blue stain while the fibers remained translucent.