Table 1.

Summary of the antibodies used

Antibody/antigen	Type	Clone	Manufacturer
c-kit	Polyclonal	–	Santa Cruz Biotechnology
CD-34	Monoclonal	QBEnd/10	Novocastra
Desmin	Monoclonal	D33	Dako
α Smooth muscle actin	Monoclonal	1A4	Dako
Vimentin	Monoclonal	v9	Dako
Cytokeratin	Monoclonal	AE1-AE3	Biogenex
Chromogranin A	Monoclonal	DAK-A3	Dako
Synaptophysin	Monoclonal	SY38	Dako
S-100	Polyclonal	–	Dako
Neurone specific enolase	Monoclonal	BBS/NC/VI-H14	Dako
PGP-9.5	Polyclonal	–	Biogenesis
Neurofilament	Monoclonal	NRV 170	Biogenex
Ki-67	Monoclonal	mib-1	Dako