JCM 484 . MODIFIED METHANOCALDOCOCCUS MEDIUM

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]
K2HPO4 0.14 g 0.137 0.784
CaCl2 x 2 H2O 0.14 g 0.137 0.929
NH4Cl 0.25 g 0.244 4.56
MgSO4 x 7 H2O 3.40 g 3.317 13.458
MgCl2 x 6 H2O 2.70 g 2.634 12.957
KCl 0.33 g 0.322 4.319
NaCl 30.00 g 29.268 500.826
Iron stock solution 5.00 ml - -
Trace minerals solution 10.00 ml - -
Trace vitamins 10.00 ml - -
Na2S2O3 x 5 H2O 1.00 g 0.976 3.931
Yeast extract
(BD-Difco)
2.00 g 1.951 -
2-Mercaptoethanol 0.40 g 0.39 4.995
Resazurin 1.00 mg 9.8e-4 0.004
Distilled water 1000.00 ml - -
1 Mix ingredients except Na2S2O3 x 5H2O, yeast extract, Trace vitamins and 2-mercaptoethanol, and adjust pH to 6.0. Bring to a boil for 5-10 sec, then, cool down under a stream of H2-CO2 (80:20, v/v). Dispense the medium into suitable culture vessels under a stream of H2-CO2 (80:20, v/v), seal with butyl rubber stoppers and autoclave 115C for 40 min. Separately autoclave Na2S2O3 x 5H2O and 2-mercaptoethanol as 50 g/L solutions and yeast extract as 100 g/L solution under a N2 atmosphere. Filter-sterilize Trace vitamins and store under a N2 atmosphere. Prior to inoculation, aseptically and anaerobically add the Na2S2O3 x 5H2O, yeast extract, Trace vitamins and 2-mercaptoethanol solutions to the medium. Pressurize the inoculated bottles to 200 kPa H2-CO2 (80:20, v/v).
Compound Amount Unit Conc. [g/L] Conc. [mM]
Nitrilotriacetic acid 1.500 g 1.5 7.848
MgSO4 x 7 H2O 3.000 g 3 12.172
MnSO4 x n H2O 0.500 g 0.5 -
NaCl 1.000 g 1 17.112
FeSO4 x 7 H2O 0.100 g 0.1 0.36
CoSO4 x 7 H2O 0.100 g 0.1 0.645
CaCl2 x 2 H2O 0.100 g 0.1 0.68
ZnSO4 x 7 H2O 0.100 g 0.1 0.348
CuSO4 x 5 H2O 0.010 g 0.01 0.04
AlK(SO4)2 0.010 g 0.01 0.039
H3BO3 0.010 g 0.01 0.162
Na2MoO4 x 2 H2O 0.010 g 0.01 0.041
NiCl2 x 6 H2O 0.025 g 0.025 0.193
Na2SeO3 x 5 H2O 0.300 mg 3.0e-4 0.001
Distilled water 1000.000 ml - -
1 Dissolve nitrilotriacetic acid and adjust pH to 6.5 with KOH. Then proceed to add minerals. Adjust final pH to 7.0.
Solution occurs in 1 other media (first defined in Medium J228).
1 Dissolve 0.2 g of Fe(NH4)2(SO4)2 x 6H2O in 5 ml of distilled water containing 2 drops of concentrated HCl. When the Fe(NH4)2(SO4)2 x 6H2O crystal have dissolved, bring volume up to 100 ml.
Solution occurs in 220 other media (first defined in Medium J197).
Compound Amount Unit Conc. [g/L] Conc. [mM]
Biotin 2.0 mg 0.002 0.008
Folic acid 2.0 mg 0.002 0.005
Pyridoxine hydrochloride 10.0 mg 0.01 0.049
Thiamine HCl 5.0 mg 0.005 0.015
Riboflavin 5.0 mg 0.005 0.013
Nicotinic acid 5.0 mg 0.005 0.041
Calcium pantothenate 5.0 mg 0.005 0.01
Vitamin B12 0.1 mg 1.0e-4 7.4e-5
p-Aminobenzoic acid 5.0 mg 0.005 0.036
Lipoic acid 5.0 mg 0.005 0.024
Distilled water 1000.0 ml - -

Metadata

Last modified: 22.02.22
Source: JCM
Medium type: Complex medium
Final pH: 6.5
Equipment needed: Anaerobic workbench, Autoclave, Filter
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Associated strains

All strains for this medium: No strains found

Molecular composition

Compound Conc. [g/L] Conc. [mM]
NaCl 29.278 500.993
MgSO4 x 7 H2O 3.346 13.577
MgCl2 x 6 H2O 2.634 12.957
Yeast extract 1.951 -
Na2S2O3 x 5 H2O 0.976 3.931
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