20180226-28: COATING AND TRANSFECTION FOR ALCAM

Day 1- 2018.02.26:

  • Prepare 4 plates of 60mm of diameter with 24 coverslips of 9mm.
  • Treatment with Poly-D-Lysina (diluted 1/40 with PBS)
  • Incubate for 1h (37ºC, 5% CO2).
  • Wash with PBS 2x.
  • Trypsin-EDTA a plate of HEK293.
  • Manual counting: 5.6×10^6cells/mL
  • For every plate of 60mm: 5ml of HEK medium + the volume that correspond to 1.000.000 of cells: 178.6microL.
  • Incubate at 37ºC for 24h.

Day 2- 2018.02.27:

[ALCAM]=0.3098 microg/microL.

*For every plate of 60mm of diameter –> 8 microg of DNA + 12 microL of Lipofectamine.

  • 103.29microL of DNA in 1mL of Optimem.
  • 48 microL of Lipo in 1mL of Optimem.

– Incubate at RT for 5 min.

– Unify every DNA with the appropriate amount of Lipo and incubate at RT for 30 min.

– For every plate: 5ml of HEK medium and 500microL of every mix of DNA and Lipo.

– Incubate O/N at 37ºC.

Day 3- 2018.02.28:

  • Fix with PFA 4%. Incubation at RT during 10min.
  • Wash with PBS 1x.
  • Blocking solution: 5% goat serum in PBS for 1h at RT.
  • Remove the blocking solution and freeze at -80ºC.

Check the transfection – ICC:

  • Blocking solution: 5% goat serum in PBS
  • Primary antibody: Mouse cmyc diluted 1/200
  • Secondary antibody: GAM 488 diluted 1/1000
  • Vectashield mounting medium

Results: The samples were well transfected.

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