1. Institute of Biology and Environmental Protection, Pomeranian Academy; ul. Arciszewskiego 22A Slupsk 76-200 Poland
2. Department of Dermatology; 6th Military Support Unit Ustka Poland
3. Department of Histology and Embryology with Experimental Cytology Unit; Medical University of Lublin; Radziwiłłowska Lublin Poland
4. Department of Dermato-Physiology; Apollonia University Iasi; Strada Muzicii nr 2 Iasi 700399 Romania
5. Institute of Macromolecular Chemistry, Apollonia University, Nicolina Medical Center “Petru Poni,”; Iasi Romania
6. Department of Geriatrics; Healthy Ageing Research Centre (HARC), Medical University of Lodz; Pl. Hallera 1 Lodz 90-647 Poland