1. Dipartimento Scienze Agrarie, Alimentari e Forestali, University of Palermo, Palermo, Italy
2. National Research Council of Italy - Institute of Anthropic Impacts and Sustainability in marine environment (IAS-CNR), Campobello di Mazara, Italy
3. Istituto Zooprofilattico Sperimentale della Sicilia (IZSSi), Palermo, Italy