BeNa Culture Collection
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 1-2 pieces of the plate; (2) sterilize the surface of test tube for the agar slant, open it in the biosafety cabinet; (3) cut into the pieces with aseptic inoculation hoe and inoculation shovel (see attached page). the size of square pieces is 0.5 × 0.5cm2; (4) lay flat the small pieces to the center of the agar plate; (5)put the plates under the above culture conditions, and the strains can be used when they grow. |
Growth conditions | 28 ℃;5-7 days; Aerobic; |
Storage conditions | 2-8 ℃ |
morphology | Small filamentous fungi, the colonies are obviously visible on the comprehensive PDA medium, the colonies are white, and the hyphae are villous and exuberant. |
Separation substrate | Soy sauce |
application | Soy sauce |
Sharing mode | Public welfare sharing |
Arthrinium sp.
No.: 144188
Storage conditions: 2~8 ℃
Product format: agar slant in 14mm test tube
Validity period: 30 days
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:25-28 ℃, aerobic, comprehensive PDA. Comprehensive PDA:20% potato juice 1L, glucose 20g ,KH2PO4 3g, MgSO4.7H2O 1.5g, thiamine trace, agar 15g,pH natural.
Recovery steps:
(1)Prepare 1-2 pieces of PDA plates;
(2)Sterilize the surface of test tube for the agar slant, open it in the biosafety cabinet;
(3) Cut into the pieces with aseptic inoculation hoe and inoculation shovel (see attached page). the size of square pieces is 0.5 × 0.5cm2;
(4) Lay flat the small pieces to the center of the agar plate;
(5) Put the plates under the above culture conditions, 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 result |
viability: | good viability, in 4 days plate colony is obvious |
colony morphology: | small filamentous fungi, colonies are obviously visible on comprehensive PDA medium, with white colonies, fluffy hyphae and exuberant. |
conclusion: | good viability, no abnormal colony morphology, completely consistent with the above figure, qualified |