ATCC medium: 1396 Thiosphaera medium
Na2HPO4 ....................................................4.2 g
KH2PO4 .....................................................1.5 g
Sodium acetate, trihydrate.................................1.36 g
NH4Cl ......................................................0.3 g
MgSO4 . 7H2O ...............................................0.1 g
Vishniac and Santer Trace Element Solution (see below).....2.0 ml
KNO3 .......................................................0.1 g
Distilled water............................................1.0 L
Adjust final pH to 8.0-8.2. Autoclave at 121C for 15 min.
To avoid precipitation, filter-sterilize broth. For agar prepare broth 2X, filter-sterilize and add aseptically to sterile 3% agar.
Vishniac and Santer Trace Element Solution:
EDTA..............................50.0 g
ZnSO4 . 7H2O ......................22.0 g
CaCl2..............................5.54 g
MnCl2 . 4H2O .......................5.06 g
FeSO4 . 7H2O .......................4.99 g
(NH4)6Mo7O24 . 4H2O..................1.10 g
CuSO4 . 5H2O .......................1.57 g
CoCl2 . 6H2O .......................1.61 g
Distilled water....................1.0 L
Adjust pH to 6.0 with KOH.