DSMZ 1059 . GEOALKALIBACTER MEDIUM

Official DSMZ medium: This medium was manually curated by experts from the DSMZ.

Culture medium recipe

Vol.
×
Equipment needed: Autoclave Hungate tubes Gassing station
Compound Amount Unit Conc. [g/L] Conc. [mM]
NH4Cl 0.5 g 0.499 9.329
KCl 0.2 g 0.2 2.677
MgCl2 x 6 H2O 0.1 g 0.1 0.491
KH2PO4 0.2 g 0.2 1.467
NaCl 1.0 g 0.998 17.077
Trace element solution SL-10 1.0 ml - -
Selenite-tungstate solution 1.0 ml - -
Na2CO3 3.0 g 2.994 28.249
NaHCO3 10.0 g 9.98 118.8
Sulfur
(powdered)
10.0 g 9.98 311.195
Yeast extract 0.1 g 0.1 -
Na-acetate 2.5 g 2.495 30.414
Distilled water 1000.0 ml - -
1 Dissolve ingredients (ecxept carbonate, hydrogencarbonate, sulfur, yeast extract and acetate), then sparge medium with 100% N2 gas for 30 - 45 min to make it anoxic. Add solid carbonate and bicarbonate, adjust pH to 9.0 - 9.2, and dispense under 100% N2 gas atmosphere into anoxic Hungate-type tubes or serum vials containing already the appropriate amount of sulfur. Sterilize medium by autoclaving at 110°C for 20 min. Add yeast extract and acetate from sterile anoxic stock solutions prepared under 100% N2 gas.
Solution occurs in 265 other media (first defined in Medium 320).
Compound Amount Unit Conc. [g/L] Conc. [mM]
HCl
(25%)
10.0 ml 2.5 68.568
FeCl2 x 4 H2O 1.5 g 1.5 7.545
ZnCl2 70.0 mg 0.07 0.514
MnCl2 x 4 H2O 100.0 mg 0.1 0.505
H3BO3 6.0 mg 0.006 0.097
CoCl2 x 6 H2O 190.0 mg 0.19 1.463
CuCl2 x 2 H2O 2.0 mg 0.002 0.012
NiCl2 x 6 H2O 24.0 mg 0.024 0.185
Na2MoO4 x 2 H2O 36.0 mg 0.036 0.149
Distilled water 990.0 ml - -
1 First dissolve FeCl2 in the HCl, then dilute in water, add and dissolve the other salts. Finally make up to 1000.00 ml.
Solution occurs in 178 other media (first defined in Medium 385).
Compound Amount Unit Conc. [g/L] Conc. [mM]
NaOH 0.5 g 0.5 12.501
Na2SeO3 x 5 H2O 3.0 mg 0.003 0.011
Na2WO4 x 2 H2O 4.0 mg 0.004 0.012
Distilled water 1000.0 ml - -

Metadata

Last modified: 24.07.23
Source: DSMZ
Taxonomic range:  Bacteria
Medium type: Complex medium
Final pH: 9.0 - 9.2
Equipment needed: Autoclave, Gassing station, Hungate tubes
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Gas composition

  • 100 % N2

Detailed instructions for the cultivation of anaerobes including important warnings can be found in the cultivation instructions .

Associated strains

All strains for this medium: 1

Molecular composition

Compound Conc. [g/L] Conc. [mM]
Sulfur 9.98 311.195
NaHCO3 9.98 118.8
Na2CO3 2.994 28.249
Na-acetate 2.495 30.414
NaCl 0.998 17.077
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Cultivation metadata from 1 strains BacDive

phyla 1 1 strain
oxygen anaerobe 1 strain
temperature mesophilic 1 strain