Streptococcus salivarius subsp. salivarius K-12|256271 |BNCC

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Streptococcus salivarius subsp. salivarius K-12

Culture medium	BNCC352241
Description	Columbia blood agar plate
Composition	Special Peptone:23.0g, Soluble Starch:1.0g, NaCl:5.0g, Agar:10.0g, Defibrinated Sheep Blood:5%(added at 50℃), pH:7.3±0.2(25℃)
Growth conditions	37 ℃; 18-24h；5%CO2；
Subculture procedure	① Prepare 1-2 of the above plates; ② Open the safety cabinet, burn the top with an alcohol lamp, quickly drip sterile water to break it, and then use tweezers to crush it; ③ Take 0.5mL of sterile water and transfer it into a freeze-drying tube. After fully dissolving the bacterial powder, transfer it into two plates, each Agar plate containing about 200 μ L, and apply evenly; ④ Place the petri dish under the above cultivation conditions for cultivation, and once the bacterial strain grows, it can be used.
Storage conditions	2-8 ℃
Safety level	1
morphology	The colony diameter is 0.5-1mm, circular, with neat edges, opaque, gray white on the front, raised in the middle, smooth on the surface, moist texture, easy to pick up, G+(blue purple), cocci
Sharing mode	Public welfare sharing