DSMZ 1437 . ALKALIPHILES PIRELLULA MEDIUM (M1PY)

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Equipment needed: Autoclave Filter

Final pH: 9.0

Select a strain (optional):

ml
Compound Amount Unit
Solution 1 950 ml
Solution 2 50 ml
1 After autoclaving add solution 2 to solution 1.

Solution 1 #

950
Compound Amount Unit
Peptone 0.25 g
Yeast extract 0.25 g
CaCO3 5.00 g
Na2HPO4 x H2O 0.10 g
MgSO4 x 7 H2O 0.50 g
Hutner's salts 20.00 ml
Gelrite 9.00 g
Distilled water 930.00 ml
1 Adjust pH to 9.0 with NaOH, autoclave at 121°C for 20 min.

Solution 2 #

50
Compound Amount Unit
N-Acetylglucosamine 2.0 g
Ampicillin sodium salt 0.2 g
Cycloheximid 0.2 g
Vitamin solution 10.0 ml
Distilled water 40.0 ml
1 Adjust pH to 9.0 with NaOH, filter-sterilized

Vitamin solution #

1000

Hutner's salts #

1000
Compound Amount Unit
Nitrilotriacetic acid
(NTA)
10.000 g
MgSO4 x 7 H2O 29.700 g
CaCl2 x 2 H2O 3.335 g
(NH4)6Mo7O24 x 4 H2O 9.250 mg
FeSO4 x 7 H2O 99.000 mg
"Metals 44" 50.000 ml
Distilled water 950.000 ml
1 Dissolve the nitrilotriacetic acid.
2 Adjust pH to 7.0 with KOH (~7.3 g).
3 Dissolve other salts separately and combine.
4 Adjust pH to 6.8 with NaOH or H2SO4.

"Metals 44" #

1000
Compound Amount Unit
Na-EDTA 250.0 mg
ZnSO4 x 7 H2O 1095.0 mg
FeSO4 x 7 H2O 500.0 mg
MnSO4 x H2O 154.0 mg
CuSO4 x 5 H2O 39.2 mg
Co(NO3)2 x 6 H2O 24.8 mg
Na2B4O7 x 10 H2O 17.7 mg
Distilled water 1000.0 ml
1 Dissolve the EDTA and add a few drops of concentrated H2SO4 to retard precipitation of the heavy metal ions.