Team:Cambridge/Lab book/Week 8

From 2012.igem.org

(Difference between revisions)
(Tuesday (14/08/12))
(Wednesday (15/08/12))
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*Verified with nanodropper - final DNA concentrations:
*Verified with nanodropper - final DNA concentrations:
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'''[[Team:Cambridge/Protocols/beta-galactosidaseassay| Characterization of fluoride riboswitch construct]]'''
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----
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*Strain of ''bacillus'' lacking fluoride transporter system tested. Concentrations used:
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:*0mM
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:*0.5mM
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:*1mM
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:*2.5mM
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:*5mM
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:*10mM
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:*20mM
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:*30mM
===Thursday (16/08/12)===
===Thursday (16/08/12)===

Revision as of 17:45, 15 August 2012

Week: 3 4 5 6 7 8 9

Contents

Monday (13/08/12)

Tuesday (14/08/12)

Gibson assembly of positive control


  • Fragments used:
  • Protocol changed slightly: 0.5 μl of each DNA fragment solution mixed in with master mix to make up 4 μl total volume (1μl DNA and 3μl master mix).

Transformation of e.coli with positive control DNA


  • Chemically competent e.coli cells transformed with plasmid DNA produced by Gibson assembly step.
  • Transformants plated out on 50 μg/ml kanomycin plates. Incubated overnight at 37 °C.

Wednesday (15/08/12)

PCR of positive control fragments


  • Standard PCR settings used

Extraction of positive control DNA


  • Positive control DNA from gel excised and purified.
  • Additional elution steps used to concentrate resultant solution.
  • Verified with nanodropper - final DNA concentrations:

Characterization of fluoride riboswitch construct


  • Strain of bacillus lacking fluoride transporter system tested. Concentrations used:
  • 0mM
  • 0.5mM
  • 1mM
  • 2.5mM
  • 5mM
  • 10mM
  • 20mM
  • 30mM

Thursday (16/08/12)

Friday (17/08/12)