thionine

(redirected from Thionin)
Also found in: Dictionary, Wikipedia.

thionine

 [thi´o-nēn]
a dark-green powder, purple in solution, used as a metachromatic stain in microscopy.

thi·o·nine

(thī'ō-nēn), [C.I. 52000]
Amidophenthiazine; a dark-green powder, giving a purple solution in water; useful as a basic stain in histology for chromatin and mucin because of its metachromatic properties.
Synonym(s): Lauth violet

thi·o·nine

(thī'ŏ-nēn)
Dark green powder, giving a purple solution in water; useful as a basic stain in histology for chromatin and mucin because of its metachromatic properties.
Synonym(s): Lauth violet.
References in periodicals archive ?
In plants, three main groups of antimicrobial peptides are produced: defensins, thionins and lipid transfer proteins [31].
A flower-specific cDNA encoding a novel thionin in tobacco.
A six-cysteine type thionin from the radish storage organ displays weak in vitro antifungal activity against Fusarium culmorum.
Another protein in the thionin family--hordothionin--is a target of research by ARS scientists and their colleagues in Madison, Wisconsin.
Tissue was stained with Thionin and mounted on 3- x 1-inch Corning glass slides for microscopic examination.
These were first described by Ehrlich in 1873 by their ability to stain metachromatically with basic aniline dyes like Toluidine blue, thionin and Giemsa.
Bacteriological and biochemical features of Brucella strains Strain TZ (twin boy) TS (twin girl) [CO.sub.2] requirement - - [H.sub.2]S production - - Dye inhibition * Thionin + + Basic fuchsin + + Mono-specific anti-serum agglutination ([dagger]) A + + M + + R - - Lysis test by Brucella spp.
A series of organic dyes,such as methylene blue (MB), methylene green, Prussian blue, phenazines and thionin, etc, have been used in chemically modified electrode and all displayed excellent mediating ability in electrocatalysis [1-3].
Consequently, plant based compounds like isoflavones, gamma thionin and homoisoflavinoids have been discovered and studied extensively (Hong et al., 2006; Franco et al., 2006; Mhaeswara et al., 2006).
ceti, B1 to B6 ** - + + - - Growth on dyes, [micro]g/ mL ([double dagger]) Serum against Thionin ([dagger]) Species, strain ([section]) 10 20 40 100 A M B.
Defensins were extracted from flowers of Catharanthus roseus(white flower) and (pink flower) by using a modification of the procedure for extraction of thionins from barley (Hordeumvulgare) flour (Ozaki et al., 1980) and further modification of the procedure used for isolation of floral defensins from ornamental tobacco and petunia(Lay et al., 2003).