Table 1

Antibodies used in the study

AntigenCloneAntigen retrievalP/MSource
CD56 (NCAM)NCC-Lu-243Autoclave* MNippon Kayaku (Tokyo, Japan)
Chromogranin-A PDakoCytomation (Carpinteria, California, USA)
Synaptophysin PSignet Laboratories (Dedham, Massachusetts, USA)
TTF-18G7G3/1Autoclave* MDakoCytomation
p634A4Autoclave* MLAB Vision (Fremont, California, USA)
HMWK34betaE12Autoclave* MDakoCytomation
N-cadherin Autoclave† PTaKaRa Bio (Shiga, Japan)
Ki-67MIB-1Autoclave* MDakoCytomation

  • P/M, polyclonal antibody/monoclonal antibody; NCAM, neural cell adhesion molecule; HMWK, high molecular weight keratin.

  • ↵* Autoclave in 0.1 mol/l citrate buffer pH 6.0.

  • ↵† Autoclave in antigen retrieval solution (DakoCytomation).