Table 2.

List of the antibodies, concentrations and antigen-retrieval methods used in the study.

Antibody	Source	Concentration	Antigen retrieval
α-SMA	Dako	1:1000	MW 19 min in tris-EDTA‡
Desmin	Dako	1:300	MW 19 min in tris-EDTA
Tn-C	Biohit	1:1000	MW 30 min in tris-EDTA
Vimentin	Dako	1:1500	MW 14 min in citrate†

MW = microwave heat treatment; ‡ = tris/EDTA buffer, pH 9.0; † = citrate buffer, pH 6.0