JCM 1147 . METHANOBACTERUM MEDIUM (IX)

Inofficial medium: This medium was provided by external sources and is possibly not curated by experts.

Culture medium recipe

Vol.
×
Equipment needed: Filter Autoclave Anaerobic workbench
Compound Amount Unit Conc. [g/L] Conc. [mM]
KH2PO4 0.50 g 0.49 3.599
MgSO4 x 7 H2O 0.40 g 0.392 1.59
NaCl 0.40 g 0.392 6.704
NH4Cl 0.40 g 0.392 7.324
CaCl2 x 2 H2O 0.05 g 0.049 0.333
FeSO4 x 7 H2O 2.00 mg 0.002 0.007
FeCl2 solution 1.00 ml - -
Trace element solution 1.00 ml - -
Yeast extract 1.00 g 0.979 -
Sodium acetate 1.00 g 0.979 11.94
Sodium formate 2.00 g 1.959 28.804
Fatty acid mixture 20.00 ml - -
Resazurin 0.50 mg 4.9e-4 0.002
Distilled water 922.00 ml - -
1 Mix components and autoclave under a N2-CO2 (80:20, v/v) gas atmosphere. After cooling, add the following solutions from anaerobic stocks (autoclaved or filter-sterilized):
Selenite-tungstate solution
(*)
0.50 ml - -
NaHCO3
(*, 8%)
50.00 ml - -
Methanol
(v/v, 50%)
6.30 ml - -
2 Aseptically and anaerobically distribute the medium into culture vessels under a H2-CO2 (80:20, v/v) gas stream and seal with butyl stoppers. Prior to inoculation, add per liter the following solutions (autoclaved and stored under a N2 atmosphere):
Na2S x 9 H2O
(5%)
10.00 ml - -
L-Cysteine HCl x H2O
(5%)
10.00 ml - -
3 Readjust pH to 7.5, if necessary. Pressurize inoculated culture vessels to 100 kPa H2-CO2 (80:20, v/v).
Solution occurs in 87 other media (first defined in Medium J187).
Compound Amount Unit Conc. [g/L] Conc. [mM]
HCl
(7.7 M, 25%)
10.0 ml 2.5 68.568
FeCl2 x 4 H2O 1.5 g 1.5 7.545
Distilled water 990.0 ml - -
Solution occurs in 89 other media (first defined in Medium J187).
Compound Amount Unit Conc. [g/L] Conc. [mM]
ZnCl2 70 mg 0.07 0.514
MnCl2 x 4 H2O 100 mg 0.1 0.505
H3BO3 6 mg 0.006 0.097
CoCl2 x 6 H2O 190 mg 0.19 1.463
CuCl2 x 2 H2O 2 mg 0.002 0.012
NiCl2 x 6 H2O 24 mg 0.024 0.185
Na2MoO4 x 2 H2O 36 mg 0.036 0.149
Distilled water 1000 ml - -
Solution occurs in 5 other media (first defined in Medium J266).
Compound Amount Unit Conc. [g/L] Conc. [mM]
Valeric acid 0.5 g 25 244.786
Isovaleric acid 0.5 g 25 244.786
alpha-Methylbutyric acid 0.5 g 25 244.786
Isobutyric acid 0.5 g 25 283.736
Distilled water 20.0 ml - -
1 Adjust pH to 7.5 with concentrated NaOH solution.
Solution occurs in 71 other media (first defined in Medium J431).
Compound Amount Unit Conc. [g/L] Conc. [mM]
NaOH 0.4 g 0.4 10.001
Na2SeO3 x 5 H2O 6.0 mg 0.006 0.023
Na2WO4 x 2 H2O 8.0 mg 0.008 0.024
Distilled water 1000.0 ml - -

Metadata

Last modified: 22.02.22
Source: JCM
Taxonomic range:  Archaea
Medium type: Complex medium
Final pH: 7.5
Equipment needed: Anaerobic workbench, Autoclave, Filter
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Associated strains

All strains for this medium: 1

Molecular composition

Compound Conc. [g/L] Conc. [mM]
Sodium formate 1.959 28.804
Sodium acetate 0.979 11.94
Yeast extract 0.979 -
Isobutyric acid 0.49 5.558
Valeric acid 0.49 4.795
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Cultivation metadata from 1 strains BacDive

pH 6 - 8 1 strain
phyla 1 1 strain
oxygen anaerobe 1 strain
temperature mesophilic 1 strain