[1] Fac Med Ribeirao Preto, Dept Genet, Sao Paulo, Brazil
[2] Fac Med Ribeirao Preto, Dept Surg, Sao Paulo, Brazil
[3] Fac Med Ribeirao Preto, Dept Pathol, Sao Paulo, Brazil
[4] UNICAMP, Ctr Biol Mol, Campinas, Brazil
[5] Lab Genetika, Curitiba, Parana, Brazil