Bacillus licheniformis|186069 |BNCC

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Bacillus licheniformis

Subculture procedure	① Prepare 2 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 pour it into the freeze-drying tube. After fully dissolving, mix well; ④ Transfer 0.2mL of bacterial suspension into a Agar plate, apply evenly, and repeat twice to obtain two plates; ⑤ Place all the plates under the above cultivation conditions, and once the strains grow, they can be used.
Growth conditions	45 ℃; 18-24h; aerobic;
Storage conditions	2-8 ℃
Safety level	1
morphology	The colony diameter is 1-2mm, circular, with neat edges, opaque, gray white on the front, raised in the middle, rough and wrinkled on the surface, dry texture, G+(blue)
Sharing mode	Public welfare sharing

Bacillus licheniformis

BNCC No.:186069

Biosafety level: 4

Storage condition：

Storage of freezed dried ampoule and agar slant at 2°C to 8°C

Culture conditions:

1, Nutritious gravy agar: peptone 5.0g, beef extract 3.0g,NaCl 5.0g, agar 15.0g, distilled water 1.0L,pH7.0. [note] adding 5mg MnSO₄·H₂O when culturing Bacillus is beneficial to spore production.

2. Atmosphere: aerobic

3. Temperature: 45 ℃,24h

4. Notes:

1.Normal culturing time, 24-48hours for bacterial, 72 hours for yeast, 5-7days for mould, 7-10days for fungal.

2.Agar slant shall be inoculated asap, and do not keep the storage for more than 3 months.

3.Please recover the strains in strict accordance with this instruction, otherwise the replacement of the strain are not be available in case of viability loss caused by different media or growth conditions.

4.Waste generated from the handling process should be discarded after high-pressure sterilization.

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