1. Department of Microbiology and Immunology, Biosciences Institute, UNESP, 18618-970 Botucatu, SP, Brazil
2. Institute of Organic Chemistry, Centre of Phytochemistry, Bulgarian Academy of Sciences, 1113 Sofia, Bulgaria
3. History and Material Culture of English Speaking Countries, Pedagogical University of Krakow, 31-128 Krakow, Poland