Clostridium|187991 |BNCC

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Clostridium sp.

Subculture procedure	① Prepare 2 of the above plates (placed in an anaerobic environment for 24 hours in advance); ② After disinfecting the surface of the ampoule tube, open it in a 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 about 0.5mL of sterile water (placed in an anaerobic environment for 24 hours in advance) and transfer it into a freeze-drying tube. After fully dissolving the bacterial powder, transfer it into 2 plates at a rate of 200 μ L per Agar plate and apply evenly; ④ Place the agar plate under the above cultivation conditions for cultivation.
Growth conditions	37 ℃; 24-48 hours; anaerobic
Storage conditions	2-8 ℃
Safety level	1
morphology	菌落直径为1-2mm，圆形，边缘不规则，不透明，正面灰白色，中间凸起，表面光滑，质地湿润，易挑起，G＋（蓝紫色），杆菌
Sharing mode	Public welfare sharing

1. Description

1. Name: Clostridium pasteurianum

2. BNCC No.: 187991

3. Biosafety level: 4

2. Storage conditions:

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

3. Growth Conditions:

1. Liquid thioglycolate medium (FT): casetone (trypsin hydrolysis) 15.0g, yeast extract 5.0g, glucose 5.0g, sodium thioglycolate 0.5g,L-cystine 0.5g, sodium chloride 2.5g, azure 0.001g, agar 0.75g, distilled water 1.0L,pH 7.1 ± 0.2.

2. Atmosphere: anaerobic

3. Temperature: 37 ℃,48h

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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