DSMZ 1516 . THERMOFILUM MEDIUM

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Equipment needed: Hungate tubes

Final pH: 5.8 - 6.2

Select a strain (optional):

ml
Compound Amount Unit
Liquid medium 1000.0 ml
1 Prepare the liquid medium. Boil the medium in a water bath and cool under N2 to room temperature. Adjust to pH 5.8-6.2. Dispense the medium into Hungate tubes or serum bottles under gassing with N2. Sterilize by autoclaving. Before inoculation add from sterile stock solutions:
Filtrate of Desulfurococcus kamchatkensis (DSM18924) 10.0 ml
Wolin's vitamin solution 10.0 ml
Na2S x H2O 0.3 g
2 Prepare the liquid medium. Boil the medium in a water bath and cool under N2 to room temperature. Adjust to pH 5.8-6.2. Dispense the medium into Hungate tubes or serum bottles under gassing with N2. Sterilize by autoclaving. Before inoculation add from sterile stock solutions:

Filtrate of Desulfurococcus kamchatkensis (DSM18924) #

10
Compound Amount Unit
Liquid medium 10.0 ml
Glucose 2.0 g/l
Yeast extract 0.6 g/l
1 Strain DSM 18924 was inoculated into anaerobic tube, containing 10ml of the medium mentioned above. Glucose (2g/l) and yeast extract (0,6g/l) were added as substrate. After 3 days of incubation culture was filtered throuth 0,22nm filter. Filtered culture broth is used for the cultivation of the strain at a concentration of 1% as a source of growth factor

Liquid medium #

1000
Compound Amount Unit
KH2PO4 0.33 g
NH4Cl 0.33 g
MgCl2 0.33 g
CaCl2 0.33 g
KCl 0.33 g
Glucose 2.00 g
Yeast extract 0.10 g
Trace Element Solution 1.00 ml
Distilled water 1000.00 ml