Official DSMZ medium: This medium was manually curated by experts from the DSMZ.
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-Mercaptoethanesulfonate
(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. |
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. |
Last modified: | 26.11.24 |
Source: | DSMZ |
Taxonomic range: | Bacteria |
Medium type: | Complex medium |
Final pH: | 7.5 |
Equipment needed: | Autoclave, Gassing station, Hungate tubes |
Edit in Medium builder |
Detailed instructions for the cultivation of anaerobes including important warnings can be found in the cultivation instructions .
All strains for this medium: | 2 |
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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