Streptococcus salivarius Quantitative Strain|387186 |BNCC

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Quantitative strains of streptococcus salivarius

Growth conditions	37°C; Aerobic;
Subculture procedure	① Prepare bacterial suspension according to culture conditions;② Measure the absorbance of the bacterial suspension and calculate the initial concentration using the standard formula; ③ Multiply the initial concentration by the viability rate to obtain the actual concentration after lyophilization; ④ Dilute the bacterial suspension to the target concentration based on the actual lyophilized concentration, then aliquot and freeze-dry;
Storage conditions	-20°C
morphology	Colony diameter: 0.5-1mm, circular, with neat edges; opaque, grayish-white on top, centrally convex, smooth surface, moist texture, easily lifted; G+ (blue-violet), cocci
Sharing mode	Public welfare sharing