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Main sol. 688

Internal Solution-ID: S1436

Equipment needed: Hungate tubes Autoclave Filter Gassing station
Compound Amount Unit Conc. [g/L] Conc. [mM]
NaCl 12.00 g 11.869 203.105
MgSO4 x 7 H2O 0.50 g 0.495 2.007
PIPES
(SIGMA)
3.40 g 3.363 11.122
KCl 2.00 g 1.978 26.536
NH4Cl 0.10 g 0.099 1.849
CaCl2 x 2 H2O 0.03 g 0.03 0.202
K2HPO4 0.02 g 0.02 0.114
Modified Wolin's mineral solution 10.00 ml - -
Yeast extract 0.50 g 0.495 -
Peptone
(meat, peptic)
1.00 g 0.989 -
Sodium resazurin
(0.1% w/v)
0.50 ml 4.9e-4 0.002
Wolin's vitamin solution (10x) 1.00 ml - -
Na2S x 9 H2O 0.50 g 0.495 2.059
Distilled water 1000.00 ml - -
1 Dissolve ingredients (except vitamins and sulfide), adjust pH to 7.0 and sparge medium with 100% N2 gas for 30 - 45 min to make it anoxic. Dispense medium under same gas atmosphere into anoxic Hungate-type tubes or serum vials and autoclave. After sterilization add sulfide from a sterile anoxic stock solution autoclaved under100% N2 gas. Vitamins are prepared under 100 N2 gas and sterilized by filtration. Adjust pH of complete medium to 7.0, if necessary.
688 PSEUDOTHERMOTOGA SUBTERRANEA MEDIUM