Transfomation for making glycerol stock: Difference between revisions

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Latest revision as of 10:00, 3 July 2019

Creating Transfomation for making glycerol stock

[edit]
  • take competent cells from minus 80 freezer
  • pipet 100 microliters and mix with 0.5 microliter of given plasmid
  • incubate on ice for 30 minutes
  • pour some water on the PCT PCR machine and heat up to setting "42-30" and put on it for about 30~45 seconds
  • take it out and let sit on ice for 2 minutes
  • add 750 microliters of SOC
  • put in 37 oC shaker incubator for about two hours
  • spin for 30 seconds
  • dump out liquid but leave about 50-100 microliters
  • then spray on LB/K plate and incubate
  • ---------> next day
  • wash out colonies with 1.5 ml   LB/K
  • spin down, remove ~0.75 ml liquid
  • add .75 mL of 80% glycerol
  • print label and enter into database
  • put into a freezer box in -80 freezer