Team:Freiburg/Protocols/Halo Piehler

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Halosurface from AG Piehler

protocol for functionalizing glass slides with halotag ligand
protocol adapted from Jacob Piehler

material: PLL-PEG-HTL, acetone, isopropanol, aqua dest.
duration: ca. 30 min


  1. dilute PLL-PEG-HTL in pH 7.5 buffer with 0.5 mg/ml concentration
  2. clean slides with aceton, isopropanol and aqua dest.
  3. dry slides with nitrogengun
  4. plasma activate slides for 10 min with a gasflow of 60-80 l/h
  5. sandwich slides with 15 µl of PLL-PEG-HTL solution in cross formation for 5-10 min
  6. wash slides with aqua dest.
  7. dry slides with nitrogengun
  8. storable at -20°C for a few month