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 | 0.989 | 18.492 | |
KCl | 0.10 | g | 0.099 | 1.327 | |
MgSO4 x 7 H2O | 0.20 | g | 0.198 | 0.803 | |
NaCl | 0.80 | g | 0.791 | 13.54 | |
KH2PO4 | 0.10 | g | 0.099 | 0.727 | |
CaCl2 x 2 H2O | 0.02 | g | 0.02 | 0.135 | |
Modified Wolin's mineral solution | 10.00 | ml | - | - | |
Sodium resazurin
(0.1% w/v) |
0.50 | ml | 4.9e-4 | 0.002 | |
Yeast extract | 1.00 | g | 0.989 | - | |
NaHCO3 | 1.00 | g | 0.989 | 11.774 | |
D-Fructose | 5.00 | g | 4.946 | 27.451 | |
Wolin's vitamin solution (10x) | 1.00 | ml | - | - | |
L-Cysteine HCl x H2O | 0.30 | g | 0.297 | 1.689 | |
Na2S x 9 H2O | 0.30 | g | 0.297 | 1.235 | |
Distilled water | 1000.00 | ml | - | - | |
1 Dissolve ingredients (except bicarbonate, yeast extract, fructose, vitamins, and reducing agents), sparge medium with 80% N2 and 20% CO2 gas mixture for 30 - 45 min to make it anoxic and adjust pH to 5.0. Dispense medium under the same gas atmosphere into anoxic Hungate-type tubes or serum vials and autoclave at 121°C for 15 min. Add yeast extract, fructose, vitamins (sterilized by filtration), cysteine, and sulfide from sterile stock solutions prepared under a 100% N2 gas atmosphere and bicarbonate from a sterile stock solution prepared under an 80% N2 and 20% CO2 gas atmosphere. Adjust the pH of the complete medium to 5.9! |
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. |
Compound | Amount | Unit | Conc. [g/L] | Conc. [mM] |
---|---|---|---|---|
Biotin | 20 | mg | 0.02 | 0.082 |
Folic acid | 20 | mg | 0.02 | 0.045 |
Pyridoxine hydrochloride | 100 | mg | 0.1 | 0.486 |
Thiamine HCl | 50 | mg | 0.05 | 0.148 |
Riboflavin | 50 | mg | 0.05 | 0.133 |
Nicotinic acid | 50 | mg | 0.05 | 0.406 |
Calcium D-(+)-pantothenate | 50 | mg | 0.05 | 0.21 |
Vitamin B12 | 1 | mg | 1.0e-3 | 7.4e-4 |
p-Aminobenzoic acid | 50 | mg | 0.05 | 0.365 |
(DL)-alpha-Lipoic acid | 50 | mg | 0.05 | 0.242 |
Distilled water | 1000 | ml | - | - |
Last modified: | 21.10.24 |
Source: | DSMZ |
Taxonomic range: | Bacteria |
Medium type: | Complex medium |
Final pH: | 5.9 |
Equipment needed: | Autoclave, Filter, Gassing station, Hungate tubes |
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Detailed instructions for the cultivation of anaerobes including important warnings can be found in the cultivation instructions .
Compound | Conc. [g/L] | Conc. [mM] |
---|---|---|
D-Fructose | 4.946 | 27.451 |
NH4Cl | 0.989 | 18.492 |
NaHCO3 | 0.989 | 11.774 |
Yeast extract | 0.989 | - |
L-Cysteine HCl x H2O | 0.297 | 1.689 |
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