20180618: IHC IgG Swine sciatic nerve teasing

Samples:

  • OP47 (Can Ruti): 18-673  (ICQ)
  • Mª Dolors Gili ripoll: 18-192 (Ser. Immuno)
  • Positive control (15-198)
  • Negative control

PROTOCOL

  • Fixation: in acetone 10 min at RT
  • Wash 2 times with PBS (5 min) with agitation
  • Use the marker(DakoPen) to highlight the location of the sample without exerting excessive pressure.
    Indicate the sample number and the date in pencil on the frosted glass  and place the samples in the humid chamber.
  • Blocking: cover the entire sample with Goat Serum 5% blockade solution . Incubate 1 hour at RT in a humid chamber .
  • Dilute the serum samples  1/100 in 5% goat –> add 200 mcL /sample of diluted serum  and incubate 1 h at TA in the humid chamber.
  • Dilute commercial primary antibody Chicken anti-human / rat / mouse-NF (AF3235 R & D System) * 1/500 with goat serum 5% –> Add 200 mcL /sample of the  commercial diluted antibody  and incubate  1 h at TA in the humid chamber.
  • Wash 2 times with PBS (5 min) with agitation
  • Secondary antibodies: dilute GAC488 and GAH 594 1/1000 with 5% goat serum –> incubate 1 h at TA in the humid chamber.
  • Wash 2 times with PBS (5 min) with agitation
  • Mount the preparation with Fluoromount

RESULTS:

  • OP47 (Can Ruti): 18-673  (ICQ) –> Negative

  • Mª Dolors Gili ripoll: 18-192 (Ser. Immuno) –> Negative (do the teasing in IgM)

  • Positive control (15-198) –> Positive

  • Negative control –> Negative

 

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