Table 1

Used antibodies and their results

AntibodyCloneSource*Result
Epithelial cellSpindle cell
PancytokeratinAE1/AE3Biogenex+
VimentinV2Zymed+
CD561B6Novocastra+Weak +
c-KITPolyclonalDako+
LMWCK35βH11Dako+
HMWCK34βE12Dako
EMAE29Dako+
Synaptophysin,SP11LabVision
ChromograninSP12LabVision
NSE5ESNovocastra
SMA1A4Dako
DesminD33Dako
CD1056C6NovocastraWeak focal +
CD34QBEnd-10Dako
p634A4Dako
CEAll-7Dako
Calretinin5A5Novocastra
InhibinR1Oxford Bio Innovate
  • +, Positive; −, negative.

  • * Biogenex, San Ramon, California, USA; LabVision, Fremont, California, USA; Novocastra, Newcastle upon Tyne, UK; Oxford Bio Innovate, Bicester, UK; Zymed, San Francisco, California, USA.

  • CEA, carcinoembryonic antigen; EMA, epithelial membrane antigen; HMWCK, high molecular weight cytokeratin; LMWCK, low molecular weight cytokeratin; NSE, neuron-specific enolase; SMA, smooth muscle antigen.