Team:Warsaw/Calendar-Main/27 July 2009

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Cloning of the mgtc promoter into the pSB1A3 plasmid

Kamil


Tasks:

  • Reamplification of the mgtc promoter

Methods:

  • The PCR mix was prepared as follows:
    5μl buffer B (EURx) 
    2μl 5mM dNTPs (EURx)
    5μl forward starter 
    5μl reverse starter 
    2μl OptiTaq polymerase (EURx)
    The solution was topped up with H2O to the final volume of 50μl.
  • PCR programme:

     4min 95°C 
    (30s 95°C, 35s 58°C, 40s 72°C)x28
    10min 72°C
    ~ 4°C
  • The results were visualised with gel electrophoresis on 1% agarose gel.

Results:

  • Gel Electrophoresis:

From left:

  1. GeneRuler DNA Ladder Mix #SM0333 (Fermentas)
  2. 5μl of PCR mix

Conclusions:

  • [Borat]Great success![/Borat]

Assembly of endosomal detection operon

Marcin


Task 1:

  • Prepare the bacterial cultures for isolation of plasmids containing ligated biobricks

Preparation of bacterial cultures

  • Prepare LB medium with kanamycin
  • Add 3.5 ml of the medium to the probes
  • Add one bacterial colony to each probe
  • Breed the bacteria about 7 hours

Construction of K177012 operon1_part2

Ania


Tasks:

  • extract plasmid, digest with EcoRI and PstI, gel electrophoresis
  • set up liquid culture from cells transformed with repeated ligation, extract plasmid, digest with EcoRI and PstI, gel electrophoresis.

Construction of RBS.3-listeriolysin

Ania


Tasks:

  • Digest vector with RBS.3 with SpeI and PstI
  • Digest llo(wild type) and llo mutated with with XbaI and PstI
  • Extract the correct fragments from the gel
  • Set up a ligation of RBS.3 and wild type llo (since the mutated version turned out not to be correct one)

Results:

Comments:

The RBS.3 and wild type listeriolysin are correctly digested, the mutated listeriolysin is not digested, sequencing confirmed that we did not have the correct vesrion of mutated listeriolysin.

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