DSMZ 705 . BACILLUS INFERNUS 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]
Ferric citrate monohydrate 5.3 g 5.146 19.568
NaCl 5.8 g 5.631 96.356
NH4Cl 1.0 g 0.971 18.151
K2HPO4 x 3 H2O 0.4 g 0.388 2.23
MgCl2 x 6 H2O 1.0 g 0.971 4.776
Yeast extract
(OXOID)
2.0 g 1.942 -
Trypticase peptone
(BD BBL)
2.0 g 1.942 -
Trace element solution 10.0 ml - -
Na-acetate 0.8 g 0.777 9.468
Na-lactate 1.2 g 1.165 10.397
2-Mercaptoethanesulfonic acid
(coenzyme M)
0.5 g 0.485 3.414
Distilled water 1000.0 ml - -
1 First, dissolve ferric citrate in water by heating and adjust to pH 7.5 with NaOH, then add other medium ingredients except acetate, lactate, and coenzyme M. Sparge medium with 80% N2 and 20% CO2 gas mixture for 30 - 45 min to make it anoxic. Dispense under 80% N2 and 20% CO2 gas atmosphere into anoxic Hungate-type tubes or serum vials and autoclave. Add acetate, lactate, and coenzyme M from sterile anoxic stock solutions prepared under 100% N2 gas.
2 Prior to inoculation the pH of the complete medium should be checked and adjusted to 7.5, if necessary.
Solution occurs in 2 other media (first defined in Medium 705).
Compound Amount Unit Conc. [g/L] Conc. [mM]
Na2-EDTA x 2 H2O 0.50 g 0.5 1.487
CoCl2 x 6 H2O 0.15 g 0.15 1.155
MnCl2 x 4 H2O 0.10 g 0.1 0.505
FeSO4 x 7 H2O 0.10 g 0.1 0.36
ZnCl2 0.10 g 0.1 0.734
AlCl3 x 6 H2O 40.00 mg 0.04 0.166
Na2WO4 x 2 H2O 40.00 mg 0.04 0.121
Na2SeO3 x 5 H2O 30.00 mg 0.03 0.114
NiCl2 x 6 H2O 20.00 mg 0.02 0.154
CuCl2 x 2 H2O 20.00 mg 0.02 0.117
H3BO3 10.00 mg 0.01 0.162
Na2MoO4 x 2 H2O 10.00 mg 0.01 0.041
Distilled water 1000.00 ml - -
1 First dissolve EDTA in distilled water and adjust pH to 7 using 2 N NaOH, then dissolve remaining compounds.

Metadata

Last modified: 23.05.23
Source: DSMZ
Taxonomic range:  Bacteria
Medium type: Complex medium
Final pH: 7.5
Equipment needed: Autoclave, Gassing station, Hungate tubes
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Gas composition

  • 80 % N2
  • 20 % CO2

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

Associated strains

All strains for this medium: 2

Molecular composition

Compound Conc. [g/L] Conc. [mM]
NaCl 5.631 96.356
Ferric citrate monohydrate 5.146 19.568
Yeast extract 1.942 -
Trypticase peptone 1.942 -
Na-lactate 1.165 10.397
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Cultivation metadata from 2 strains BacDive

phyla 1 2 strains
oxygen anaerobe 2 strains
temperature thermophilic 2 strains