1 Center of Basic Research, Biomedical Research Foundation, Academy of Athens, Soranou Efessiou 4, 11527 Athens, Greece.
2 Department of Biology, University of Patras, 26500 Rio, Greece.
3 Laboratory of Biology, School of Medicine, University of Patras, 26500 Rio, Greece.
4 Center of Basic Research, Biomedical Research Foundation, Academy of Athens, Soranou Efessiou 4, 11527 Athens, Greece. Electronic address: czervas@bioacademy.gr.