Curvularia lunata|BNCC142975 |BNCC

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Curvularia lunata

Culture medium	Comprehensive PDA agar (CPDA): potato boil 1.0L, glucose 20.0g,KH2PO4 3.0g,MgSO4 · 7H2O 1.5g, vitamin B1 trace, agar 20.0g,pH 6.0±0.2. Sterilization at 121 ℃ for 15min. Potato boiling liquid: weigh 200g of peeled potato pieces, boil in boiling water for 30min, and collect the filtrate to a constant volume of 1.0L.
Subculture procedure	(1) Prepare a test tube containing 5~10mL of liquid medium and 2 plates; (2) Open it in the safety cabinet, heat the tip of ampoule in a flame, quickly drop sterile water to creak it, then break it with forceps; (3) draw 0.5mL of liquid culture medium into a freeze dried ampoule, fully rehydrate and transfer the solution to the liquid test tube, mix evenly; (4) inoculate a plate with 0.2mL of suspension liquid, repeat the step to obtain two plates; ⑤ Put all the liquid test tubes and plates under the above culture conditions for cultivation, and the strains can be used when they grow.
Growth conditions	28 ℃;5-7 days; Aerobic;
Growth characteristics	Spore production
Storage conditions	2-8 ℃
morphology	Small filamentous fungi, with obvious colonies on integrated PDA medium, brown hyphae at the initial stage, dense and vigorous, and brown spores later. , spread to the edge of the plate and grow, the back of the medium is dark brown
application	Steroid 11 β-hydroxyl bacteria (product 14-hydroxyl)
Sharing mode	Public welfare sharing

Curvularia lunata

Storage conditions: 2~8 ℃

No. 142975

Product format： freeze dried, 200ul

Validity period: 6 years

Biosafety level: 1, handle in ultra-clear table or safety cabinet

Receiving notice: if any abnormality is found on the day of receipt, please contact the customer service within 24 hours. If it is overdue, it is deemed that the bacteria are well. The freeze dried culture shall be used up once and shall not be retained. The bacterial viability will resume after 1-2 generation of recovery and can be used normally. Handling instructions of agar slant and suspension liquid is enclosed. Please operate in strict accordance with this instruction, otherwise the replacement of bacteria are not be available in case of aberrant growth and loss of viability.

Growth conditions: 28 ℃, aerobic, comprehensive PDA agar, 5-7 days, comprehensive PDA agar: potato boiled juice 1000mL, potassium dihydrogen phosphate 3g, magnesium sulfate 1.5g, glucose 20g, vitamin B1 10mg, agar 20g,pH natural. Potato boiling solution: 200g of potato, peeled, cut into pieces, put into distilled water and boil for 30min, take the filtrate to 1000mL for later use. 121 ℃,15min.

Recovery steps:

(1) Prepare 2 of above mentioned plates;

(2) Open the ampoule in the biosafety cabinet, heat the tip of ampoule in a flame, quickly drop sterile water to creak it, then break it with forceps;

(3) Draw 0.5mL of liquid culture medium into a freeze dried ampoule, fully rehydrate and transfer the solution to the liquid test tube, mix evenly;

(4) Inoculate a plate with 0.2mL of suspension liquid, repeat the step to obtain two plates;

(5) Put all the liquid test tubes and plates under the above culture conditions for cultivation, and the strains can be used when they grow.

Recovery record: According to the recovery instructions, the results of the recovery are reported as follows:

Item	test results
viability	good viability, in 5-7 days plate bacteria layer is obvious
colony morphology:	filamentous fungi, with obvious bacterial layer on comprehensive PDA medium, hyphae are brown, dense and low, hyphae are vigorously spreading and growing, producing brown spores.
Conclusion:	good viability, no abnormal colony morphology, qualified;