DSMZ 2 . BACILLUS PASTEURII MEDIUM

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Selected strain: Sporosarcina ureae DSM 2305

This strain uses the standard medium without modifications.


Growth conditions: 30 °C
Equipment needed: Autoclave

Final pH: n.d.

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ml
Compound Amount Unit
Medium 1 1000 ml
Urea 20 g/l
1 To medium 1 add 20 g/l urea before autoclaving. Do not adjust pH; pH raises to about 8 due to heat degraded urea.
2 For sporulation enhancement add 10 mg/l MnSO4 x H2O.

Main sol. 1 #

1000
Compound Amount Unit
Peptone 5 g
Meat extract 3 g
Agar , for solid medium 15 g
Distilled water 1000 ml
1 Adjust pH to 7.0.
2 For Bacillus strains the addition of 10.0 mg MnSO4 x H2O is recommended for sporulation.