Table 1.

Summary of the antibodies used in this study

Name	Manufacturer	Antigen retrieval	Dilution
E-cadhrein	DAKO, Glostrup, Denmark	Citrate	1:50
Snail	Abcam, Cambridge, UK	Microwave	1:100
Slug	Abcam, Cambridge, UK	Microwave	1:50
CD133	Abcam, Cambridge, UK	Microwave	1:100
Nestin	Chemicon, Temecula, USA	Microwave	1:200