Official DSMZ medium: This medium was manually curated by experts from the DSMZ.
| Compound | Amount | Unit | Conc. [g/L] | Conc. [mM] | |
|---|---|---|---|---|---|
| (NH4)HCO3 | 0.45 | g | 0.45 | - | |
| CaCl2 x 2 H2O | 0.12 | g | 0.12 | 0.816 | |
| MgSO4 x 6 H2O | 0.13 | g | 0.13 | 1.08 | |
| Trace element solution SL-10 | 1.00 | ml | - | - | |
| Selenite-tungstate solution | 1.00 | ml | - | - | |
| Yeast extract | 3.00 | g | 3 | - | |
| NaHCO3 | 3.80 | g | 3.8 | 45.234 | |
|
Sodium resazurin
(0.1% w/v) |
0.50 | ml | 5.0e-4 | - | |
|
Sodium Potassium phosphate buffer
(1 M, pH 7.3) |
10.00 | ml | - | 10 | |
| Glycine | 0.75 | g | 0.75 | 9.991 | |
| L-Arginine x HCl | 2.11 | g | 2.11 | - | |
| Seven vitamins solution | 1.00 | ml | - | - | |
|
Na2S x 9 H2O
(3% w/v) |
0.15 | g | 0.15 | 0.625 | |
| Distilled water | 1000.00 | ml | - | - | |
| 1 Dissolve ingredients (except bicarbonate, phosphate buffer, glycine, arginine, vitamins, and sulfide), then sparge medium with 80% N2 and 20% CO2 gas mixture for 30 - 45 min to make it anoxic. Add bicarbonate and adjust pH to 7.3, then dispense medium under same gas atmosphere into anoxic Hungate-type tubes or serum vials and autoclave. After autoclaving add phosphate buffer, glycine, arginine, vitamins (sterilized by filtration), and sulfide from sterile anoxic stock solutions prepared under 100% N2 gas atmosphere. Prior to inoculation add 10 - 20 mg sodium dithionite per liter medium from a 5% (w/v) stock solution, freshly prepared under 100% N2 gas and filter-sterilized. | |||||
| Compound | Amount | Unit | Conc. [g/L] | Conc. [mM] | |
|---|---|---|---|---|---|
|
HCl
(25%) |
10.0 | ml | 2.5 | 68.568 | |
| FeCl2 x 4 H2O | 1.5 | g | 1.5 | 7.545 | |
| ZnCl2 | 70.0 | mg | 0.07 | 0.514 | |
| MnCl2 x 4 H2O | 100.0 | mg | 0.1 | 0.505 | |
| H3BO3 | 6.0 | mg | 0.006 | 0.097 | |
| CoCl2 x 6 H2O | 190.0 | mg | 0.19 | 1.463 | |
| CuCl2 x 2 H2O | 2.0 | mg | 0.002 | 0.012 | |
| NiCl2 x 6 H2O | 24.0 | mg | 0.024 | 0.185 | |
| Na2MoO4 x 2 H2O | 36.0 | mg | 0.036 | 0.149 | |
| Distilled water | 990.0 | ml | - | - | |
| 1 First dissolve FeCl2 in the HCl, then dilute in water, add and dissolve the other salts. Finally make up to 1000.00 ml. | |||||
| Compound | Amount | Unit | Conc. [g/L] | Conc. [mM] |
|---|---|---|---|---|
| NaOH | 0.5 | g | 0.5 | 12.501 |
| Na2SeO3 x 5 H2O | 3.0 | mg | 0.003 | 0.011 |
| Na2WO4 x 2 H2O | 4.0 | mg | 0.004 | 0.012 |
| Distilled water | 1000.0 | ml | - | - |
| Compound | Amount | Unit | Conc. [g/L] | Conc. [mM] |
|---|---|---|---|---|
| Vitamin B12 | 100 | mg | 0.1 | 0.074 |
| p-Aminobenzoic acid | 80 | mg | 0.08 | 0.583 |
| D-(+)-biotin | 20 | mg | 0.02 | 0.082 |
| Nicotinic acid | 200 | mg | 0.2 | 1.625 |
| Calcium pantothenate | 100 | mg | 0.1 | 0.21 |
| Pyridoxine hydrochloride | 300 | mg | 0.3 | 1.459 |
| Thiamine-HCl x 2 H2O | 200 | mg | 0.2 | 0.536 |
| Distilled water | 1000 | ml | - | - |
| Last modified: | 11.04.22 |
| Source: | DSMZ |
| Taxonomic range: | Bacteria |
| Medium type: | Complex medium |
| Final pH: | 7.3 |
| 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: | 1 |
| Compound | Conc. [g/L] | Conc. [mM] |
|---|---|---|
| NaHCO3 | 3.8 | 45.234 |
| Yeast extract | 3 | - |
| L-Arginine x HCl | 2.11 | - |
| Glycine | 0.75 | 9.991 |
| (NH4)HCO3 | 0.45 | - |
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