Difficult Clostridium difficile|378700 |BNCC

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Clostridioides difficile (Prevot) Lawson et al.

Culture medium	BNCC359963
Description	Trypticase Soy Blood Agar
Composition	Tryptone:15.0g, Soy Peptone:5.0g, NaCl:5.0g, Sterile Defibrinated Sheep Blood:5%, Agar:15.0g, pH:7.3±0.2(25℃)
Growth conditions	37 ℃; 24-48 hours; anaerobic;
Subculture procedure	① Dissolve the frozen tube in a 37 ℃ water bath and shake quickly to dissolve; ② Wipe the outer wall of the Frozen vial with an alcohol swab for disinfection, and then transfer it to a safe cabinet for operation; ③ Unscrew the tube cap, extract all the dissolved solution, and transfer it into 1-2 agar plates (for anaerobic bacteria cultivation, the culture medium should be placed in an anaerobic environment for 24 hours to remove oxygen); ④ After uniform coating, transfer to the above cultivation conditions for cultivation.
Storage conditions	-80 ℃
Safety level	2
morphology	The colony diameter is 1-2mm, circular, with neat edges, opaque, gray white on the front, raised in the middle, smooth and bright on the surface, moist texture, easy to pick up, G+(blue purple), Bacillus, purity: pure
Sharing mode	Public welfare sharing