1. Department of Life Sciences, University of Trieste; Trieste Italy
2. Department of Genetics; Federal University of Pernambuco; Recife Brazil
3. Laboratory of Immunopathology Keizo Asami (LIKA); Federal University of Pernambuco; Recife Brazil
4. Department of Advanced Diagnostic and Clinical Sperimentation, Institute for Maternal and Child Health - IRCCS "Burlo Garofolo"; Trieste Italy
5. Division of Rheumatology, Clinical Hospital; Federal University of Pernambuco; Recife Brazil