Official DSMZ medium: This medium was manually curated by experts from the DSMZ.
Compound | Amount | Unit | Conc. [g/L] | Conc. [mM] | |
---|---|---|---|---|---|
NH4Cl | 1.00 | g | 0.99 | 18.51 | |
K2HPO4 | 0.30 | g | 0.297 | 1.705 | |
KH2PO4 | 0.30 | g | 0.297 | 2.183 | |
MgCl2 x 6 H2O | 0.50 | g | 0.495 | 2.435 | |
NaCl | 2.00 | g | 1.98 | 33.884 | |
KCl | 0.20 | g | 0.198 | 2.656 | |
CaCl2 x 2 H2O | 0.05 | g | 0.05 | 0.337 | |
Yeast extract
(OXOID) |
1.00 | g | 0.99 | - | |
Tryptone
(BD Bacto) |
2.00 | g | 1.98 | - | |
Modified Wolin's mineral solution | 10.00 | ml | - | - | |
Starch
(soluble) |
10.00 | g | 9.901 | - | |
Sodium resazurin
(0.1% w/v) |
0.50 | ml | 5.0e-4 | 0.002 | |
L-Cysteine HCl x H2O | 0.50 | g | 0.495 | 2.819 | |
Na2S2O3 x 5 H2O | 5.00 | g | 4.951 | 19.947 | |
Distilled water | 1000.00 | ml | - | - | |
1 Dissolve ingredients (except cysteine and thiosulfate), bring medium to the boil then cool to room temperature under 100% N2 gas atmosphere. Add cysteine and adjust pH to 7.5, then dispense medium under 100% N2 gas atmosphere into anoxic Hungate-type tubes or serum vials and autoclave. Before inoculation, add thiosulfate from a sterile anoxic stock solution prepared under 100% N2 gas and sterilized by filtration. Adjust pH of complete medium to 7.5, if necessary. |
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. |
Last modified: | 11.04.22 |
Source: | DSMZ |
Taxonomic range: | Bacteria |
Medium type: | Complex medium |
Final pH: | 7.5 |
Equipment needed: | Autoclave, Filter, 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] |
---|---|---|
Starch | 9.901 | - |
Na2S2O3 x 5 H2O | 4.951 | 19.947 |
Tryptone | 1.98 | - |
NH4Cl | 0.99 | 18.51 |
Yeast extract | 0.99 | - |
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