JUSTYNA M. GATKOWSKA1*, BOŻENA DZIADEK1, JAROSŁAW DZIADEK2, KATARZYNA DZITKO1 and HENRYKA DŁUGOŃSKA1 1Department of Immunoparasitology, Faculty of Biology and Environmental Protection, University of Łódź, Łódź, Poland 2Institute of Medical Biology, Polish Academy of Sciences, Łódź, Poland *Corresponding author: J. M. Gatkowska, Department of Immunoparasitology, Universit...