DSMZ 814 . METHANOBACTERIUM SUBTERRANEUM MEDIUM

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

Culture medium recipe

Vol.
×
Equipment needed: Autoclave Hungate tubes Filter Gassing station
Compound Amount Unit Conc. [g/L] Conc. [mM]
NH4Cl 0.40 g 0.4 7.478
MgCl2 x 6 H2O 0.03 g 0.03 0.148
NaCl 0.45 g 0.45 7.7
K2HPO4 0.50 g 0.5 2.871
FeSO4 x 7 H2O
(0.1% w/v in 0.1 N H2SO4)
3.00 ml 0.003 0.011
Modified Wolin's mineral solution 10.00 ml - -
Tryptone
(BD Bacto)
1.00 g 1 14.069
Na-formate 3.20 g 3.2 47.054
Na-acetate 1.00 g 1 12.19
Sodium resazurin
(0.1% w/v)
0.50 ml 5.0e-4 -
Na2CO3 1.00 g 1 9.435
Seven vitamins solution 1.00 ml - -
L-Cysteine HCl x H2O 0.25 g 0.25 1.423
Na2S x 9 H2O 0.25 g 0.25 1.041
Distilled water 1000.00 ml - -
1 Dissolve ingredients except carbonate, vitamins, cysteine and sulfide, then sparge medium with 100% N2 gas for 30 - 45 min to make it anoxic. Dispense medium under the same gas atmosphere into anoxic Hungate-type tubes or serum vials and autoclave. Add vitamins (sterilized by filtration), cysteine and sulfide from sterile anoxic stock solutions prepared under 100% N2 gas and carbonate from a sterile anoxic stock solution prepared under 80% N2 and 20% CO2 gas mixture. Prior to use adjust pH of complete medium to 8.0 - 8.5.
Solution occurs in 166 other media (first defined in Medium 141).
Compound Amount Unit Conc. [g/L] Conc. [mM]
Nitrilotriacetic acid 1.50 g 1.5 7.848
MgSO4 x 7 H2O 3.00 g 3 12.172
MnSO4 x H2O 0.50 g 0.5 2.958
NaCl 1.00 g 1 17.112
FeSO4 x 7 H2O 0.10 g 0.1 0.36
CoSO4 x 7 H2O 0.18 g 0.18 1.161
CaCl2 x 2 H2O 0.10 g 0.1 0.68
ZnSO4 x 7 H2O 0.18 g 0.18 0.626
CuSO4 x 5 H2O 0.01 g 0.01 0.04
AlK(SO4)2 x 12 H2O 0.02 g 0.02 0.042
H3BO3 0.01 g 0.01 0.162
Na2MoO4 x 2 H2O 0.01 g 0.01 0.041
NiCl2 x 6 H2O 0.03 g 0.03 0.231
Na2SeO3 x 5 H2O 0.30 mg 3.0e-4 0.001
Na2WO4 x 2 H2O 0.40 mg 4.0e-4 0.001
Distilled water 1000.00 ml - -
1 First dissolve nitrilotriacetic acid and adjust pH to 6.5 with KOH, then add minerals. Adjust final to pH 7.0 with KOH.
Solution occurs in 78 other media (first defined in Medium 503).
Compound Amount Unit Conc. [g/L] Conc. [mM]
Vitamin B12 100 mg 0.1 0.074
p-Aminobenzoic acid 80 mg 0.08 0.583
D-(+)-biotin 20 mg 0.02 0.082
Nicotinic acid 200 mg 0.2 1.625
Calcium pantothenate 100 mg 0.1 0.21
Pyridoxine hydrochloride 300 mg 0.3 1.459
Thiamine-HCl x 2 H2O 200 mg 0.2 0.536
Distilled water 1000 ml - -

Metadata

Last modified: 07.04.22
Source: DSMZ
Taxonomic range:  Archaea
Medium type: Complex medium
Final pH: 8.0 - 8.5
Equipment needed: Autoclave, Filter, 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: 2

Molecular composition

Compound Conc. [g/L] Conc. [mM]
Na-formate 3.2 47.054
Tryptone 1 14.069
Na-acetate 1 12.19
Na2CO3 1 9.435
K2HPO4 0.5 2.871
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Cultivation metadata from 2 strains BacDive

phyla 1 2 strains
oxygen anaerobe 2 strains
temperature mesophilic 2 strains