1. Strathclyde Institute of Pharmacy and Biomedical Sciences, University of Strathclyde, 161 Cathedral Street, Glasgow G4 0RE, United Kingdom
2. Institute of Immunology and Experimental Therapy, Weigla 12, 53-114 Wroclaw, Poland
3. Department of Molecular Microbiology, University of Wroclaw, ul. Tamka 2, 50-137 Wroclaw, Poland