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Main sol. 635

Internal Solution-ID: S1356

Equipment needed: Filter Autoclave Hungate tubes Gassing station
Compound Amount Unit Conc. [g/L] Conc. [mM]
D-Glucose 2.00 g 1.988 11.035
Tryptone
(BD BACTO)
2.00 g 1.988 -
Sodium resazurin
(0.1% w/v)
0.50 ml 5.0e-4 0.002
L-Cysteine HCl x H2O 0.25 g 0.249 1.415
Trace element solution SL-10 10.00 ml - -
Modified Wolin's mineral solution 25.00 ml - -
Wolin's vitamin solution (10x) 1.00 ml - -
Distilled water 970.00 ml - -
1 Dissolve ingredients (except cysteine, trace elements and vitamins), sparge medium with 100% N2 gas for 30 - 45 min to make it anoxic. Then add cysteine, adjust pH to 7.0, dispense medium under same gas atmosphere in anoxic Hungate-type tubes or serum vials and autoclave. After sterilization add trace elements and vitamins from sterile anoxic stock solutions prepared under 100% N2 gas. Vitamins should be sterilized by filtration. Check pH of complete medium and adjust to 7.0, if necessary.
635 GRACILINEMA MEDIUM