Table 1.

Antibodies used: clone, dilution, antigen retrieval and external positive control

Antibody	Clone	Manufacturer	Dilution	Antigen retrieval	External control
E-cadherin	36B5	Leica Biosystems	1:50	Microwaving in citrate buffer, pH 6	Mammary gland
Fibronectin	A024502-2	Dako, Agilent	1:200	Pepsin	Kidney
Slug	ab27568	Dako, Agilent	1:150	Microwaving in citrate buffer, pH 6	Placenta