JCM 1157 . DESULFONATRONUM PAR180 MEDIUM

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Selected strain: Desulfonatronum parangueonense DSM 103602

This strain uses the standard medium without modifications.

Equipment needed: Anaerobic workbench Autoclave Filter Hungate tubes

Final pH: 9.0

Select a strain (optional):

ml
Compound Amount Unit
NaCl 5.00 g
KH2PO4 0.20 g
Na2SO4 4.00 g
Na2CO3 3.50 g
NH4Cl 0.25 g
MgCl2 x 6 H2O 0.10 g
KCl 0.20 g
Yeast extract 0.20 g
FeCl2 solution 1.00 ml
Trace element solution 1.00 ml
Fe-Ni-WO-Se solution 1.00 ml
Distilled water 1000.00 ml
1 Mix components thoroughly and adjust pH to 9.0. Bring to a boil and cool under a N2 gas stream. Distribute the medium into culture vessels (e.g., 10 ml of the medium in the Hungate tubes) under a N2 atmosphere, seal with butyl rubber stoppers and autoclave. After cooling, aseptically and anaerobically add per liter the following solutions (autoclaved or *filter-sterilized and stored under a N2 atmosphere):
Vitamin solution
(see below, *)
1.00 ml
Sodium lactate
(1 M)
20.00 ml
Na2S x 9 H2O
(5%)
8.00 ml
2 Vitamin solution:
Thiamine HCl 10.00 mg
Nicotinic acid 20.00 mg
DL-Calcium pantothenate 5.00 mg
Pyridoxine hydrochloride 50.00 mg
Biotin 2.00 mg
p-Aminobenzoic acid 10.00 mg
Vitamin B12 20.00 mg
Distilled water 1000.00 ml

FeCl2 solution #

1000
Compound Amount Unit
HCl
(7.7 M, 25%)
10.0 ml
FeCl2 x 4 H2O 1.5 g
Distilled water 990.0 ml

Trace element solution #

1000

Fe-Ni-WO-Se solution #

1000
Compound Amount Unit
FeSO4 x 7 H2O 1.42 g
NiSO4 x 7 H2O 1.60 g
Na2WO4 x 2 H2O 38.00 mg
Na2SeO3 x 5 H2O 3.00 mg
Distilled water 1000.00 ml