PIPES, K2 salt ...........................1.5 g
Na2SO4 ...................................1.42 g
Yeast extract............................1.0 g
Mineral Solution (see below)............20.0 ml
Trace Metal Solution (see below)........10.0 ml
Distilled water........................970.0 ml
Adjust to pH 7.3 with HCl.
Add:
NaHCO3 ...................................3.0 g
0.1% Resazurin...........................1.0 ml
Boil under 80% N2, 20% CO2; dispense and seal under same gas phase. Replace headspace with same gas phase at 1 atm over pressure. Autoclave at 121C and cool.
Add aseptically:
Vitamin Solution (see below)............10.0 ml
Sodium pyruvate.........................40.0 mM
50 mM Na2S2O4 (freshly prepared).........10.0 ml
Mineral Solution:
NaCl....................................40.0 g
NH4Cl ...................................50.0 g
KCl......................................5.0 g
KH2PO4 ...................................5.0 g
MgCl2 . 6H2O .............................8.3 g
CaCl2 . 2H2O .............................1.0 g
Distilled water..........................1.0 L
Trace Metal Solution:
Nitrilotriacetic acid....................2.0 g
MnSO4 . H2O ..............................1.0 g
Fe(NH4)2(SO4)2 . 6H2O .....................0.8 g
CoCl2 . 6H2O .............................0.2 g
ZnSO4 . 7H2O .............................0.2 g
CuCl2 . 2H2O .............................0.02 g
NiCl2 . 6H2O .............................0.02 g
Na2MoO4 . 2H2O............................0.02 g
Na2SeO4 ..................................0.02 g
Na2WO4 ...................................0.02 g
Distilled water..........................1.0 L
Add nitrilotriacetic acid to water and adjust to pH 6.0 to solubilize prior to addition of remaining components.
2 Vitamin Solution:
Pyridoxine hydrochloride.................5.0 mg
Riboflavin...............................5.0 mg
Calcium D-(+)-pantothenate...............5.0 mg
p-Aminobenzoate..........................5.0 mg
Thioctic acid (in 0.1 N NaOH)............5.0 mg
Nicotinamide............................50.0 mg
Biotin...................................5.0 mg
Folic acid...............................5.0 mg
Cyanocobalamin...........................5.0 mg
Hemin (in 0.1 N NaOH)....................5.0 mg
1,4-Naphthoquinone (in 0.1 N NaOH)......20.0 mg
Distilled water..........................1.0 L