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Main sol. 1611

Internal Solution-ID: S3355

Equipment needed: Gassing station Hungate tubes Filter Autoclave
Compound Amount Unit Conc. [g/L] Conc. [mM]
Casitone 10.00 g 10 -
Yeast extract 2.50 g 2.5 -
Glucose 5.00 g 5 27.753
MgSO4 x 7 H2O 45.00 mg 0.045 0.183
CaCl2 x 2 H2O 90.00 mg 0.09 0.612
K2HPO4 0.45 g 0.45 2.584
KH2PO4 0.45 g 0.45 3.307
NaCl 0.90 g 0.9 15.4
Resazurin 1.00 mg 1.0e-3 0.004
Distilled water 1000.00 ml - -
1 Dissolve ingredients except NaHCO3, hemin, cysteine in water and boil for 10 min, then add fatty acids:
Volatile fatty acids 2.70 ml - -
2 Cool down to room temperature while gassing with 100% CO2. Add the NaHCO3, hemin, cysteine.
NaHCO3 4.00 g 4 47.615
L-Cysteine HCl 1.00 g 1 6.344
Hemin 10.00 mg 0.01 0.015
3 Adjust pH to 6.7-6.8.
1611 YCFA MEDIUM (modified)