1. Departamento de Ciências Biológicas, Universidade Federal de Ouro Preto, Campus Morro do Cruzeiro, Ouro Preto 35400-000, Minas Gerais, Brazil
2. Centre for Immunology and Infection, Department of Biology, University of York, Heslington, York YO10 5DD, United Kingdom
3. Centre for Proteome Research, Department of Biochemistry, Institute of Integrative Biology, University of Liverpool, Liverpool L69 7ZB, United Kingdom
4. Instituto de Física de São Carlos, Universidade de São Paulo, São Carlos 13566-590, Brazil