Team:Cambridge/Lab book/Week 5

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Week: 3 4 5 6 7

Contents

Monday

Tuesday

Wednesday

Thursday

Hardware implementation


Our device, reaching perfection!


Our device is close to being implemented. The filtered photoresistors are placed now in the right position, the motory circuit is also functioning, the main chassis of the device is constructed and painted. However, the mirrors which will be used to surround the cuvettes are still missing and so is the mechanical coupler designed by us and being constructed at the Instrument shop of the Engineering Department. The device is also powered by a 9V battery, without the need to be connected to the computer.

PCR of vectors, CFP, YFP, Promotor, Terminator and mOrange


  • Plasmid PJS 130 used as our backbone for isolating the magnesium riboswitch and constructing the fluorescent ratiometric plasmid.
  • Parts from registry amplified: E0020 (CFP), B0015 (Terminator), K143083 (Pveg) and E0030 (YFP).
  • mOrange from lab also used
  • Primers:
  • Forward: TTCAAAACATGACCTATGACgtcgcagagtatgccg
  • Reverse: cctccctctgctaaaacACAAGGCATTAACACTACAT
  • PCR settings:
  • 95 °C - 6mins
  • 98 °C - 10secs
  • 58 °C - 45secs
  • 72 °C - 180secs
  • Repeat above 35x
  • 72 °C - 5mins
  • 25 °C - 1min

PCR of riboswitch DNA from bacillus genome and Lux genes from e.coli genome


  • Colony of strain pJS130 used as template for riboswitch, colony of previously transformed e.coli used as template for lux operon.
  • Primers used:
  • Forward: cggagggagacgattttgTGTTCCGTAATTGTGATGTAAG
  • Reverse: acaccggcatactctgcgacGTCATAGGTCATGTTTTGAACC
  • PCR settings - as above (run in parallel).

Friday