Tryptone


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Tryp´tone


n.1.(Physiol. Chem.) The peptone formed by pancreatic digestion; - so called because it is formed through the agency of the ferment trypsin.
References in periodicals archive ?
Each sample was homogenized in saline solution and was seeded onto skidrow and tryptone soy agar added with yeast (TSAYE) media.
Different nitrogen sources (Yeast extract, beef extract, peptone, tryptone, malt extract and urea) were used over the range of 0.5% and carbon sources (arabinose, fructose, dextrose, lactose, maltose, starch and sucrose) at a final concentration of 0.2%.
All culture media and supplements (Tryptone Soya Broth (TSB), peptone, yeast) obtained from Oxoid, UK.
Isolates were kept in Luria Bertani medium (tryptone, 10 g/L, yeast extract, 5 g/L and NaCl, 5 g/L) and agar at 4 [grados]C and transferred at 2-week intervals (Liu et al.
Studies revealed that supplementation of some nitrogen and carbon sources (tryptone, urea, peptone, yeast extract) results in increased keratinase titers [27].
calidifontis was performed according to previously described method (Amo et al., 2002) in a medium containing 1% tryptone, 0.1% yeast extract and 0.3% sodium thiosulphate in distilled water at 90AdegC.
Lactic acid bacteria (LAB) and Bacillus cells were grown at 37[degrees]C in LAPTg (1% yeast extract, 1.5% peptone, 1% tryptone, 1% glucose, 0.1% Tween 80; pH 7.2) and Nutrient Broth (Britania[C]), respectively.
palustris were stored at 4[degrees]C for one week prior to analysis of the population of SRB (Desulfovibrio) which was evaluated in a specific culture medium (ML) under anaerobic conditions; ML medium was composed of the following (g/L): Bacto agar[TM] 10, Bacto tryptone agar[TM] (tryptone 8, peptone 2, dextrose 15, agar 15 and bromocresol purple 0.04), 10 [Na.sub.2]S[O.sub.3], FeS[O.sub.4][(N[H.sub.4]).sub.2]S[O.sub.4].6[H.sub.2]O at 5 %, 10 Buffer solution (g/L): MgCl 0.811 and K[H.sub.2]P[O.sub.2] 0.34.
Water samples of 100 mL were filtered through 0.45-[mu]mpore-size membrane filters (Millipore Corporation, USA), which were then placed on tryptone bile X-glucuronide agar (TBX) (BioKar Diagnostics, Beauvais, France) and on Slanetz and Bartley agar (SB) (Oxoid, Basingstoke, UK) for Escherichia coli and Enterococcus spp.
Bacterial isolation and quantification in otter fecal samples was performed using conventional bacteriological methods, namely inoculation onto Tryptone Bile X-glucuronide agar (TBX) (BioKar Diagnostics, Beauvais, France) (Oliveira et al., 2016).
Cell suspension was grown on tryptone broth and activity was checked on Soya bean-casein digest agar medium at 37[degrees]C under aerobic environment supplemented with 5% C[O.sub.2].