Difference: ProtocolsRecipesSOB (2 vs. 3)

Revision 32018-12-10 - JeffreyBarrick

 
META TOPICPARENT name="ProtocolsMediaRecipes"
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SOB: Super Optimal Broth

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SOB/SOC: Super Optimal Broth

 
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For SOB:
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1L Final [ ] Component
5 g 0.5% yeast extract
20 g 2.0% tryptone
0.5 g 10 mM NaCl
0.186 g 2 mM KCl
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2.4 g 20 mM MgSO4
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2.4 g 20 mM MgSO4 (anhydrous)
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Add 800 ml of dH2O and dissolve components. Adjust to pH 7.5 prior to use with 1 M NaOH (approximately 25 ml). Add dH2O to a final volume 1 L. Autoclave
 
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Add 800 ml of dH2O and dissolve components. Adjust to pH 7.5 prior to use with 1 M NaOH (approximately 25 ml). Add dH2O to a final volume of 960 ml. Autoclave.
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For SOC (=SOB+glucose):
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Make SOB, except add dH2O to a final volume of 960 ml instead of 1 L. Autoclave. When solution has cooled to 50°C (cool enough to touch with bare hands for a few seconds), add 40 ml of sterile 10% glucose.

Note: Some recipes for SOB use 10 mM MgSO4 and 10 mM MgCl.

 
 
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