Department of Life, Health and Environmental Sciences, University of L'Aquila, 67100, L'Aquila, Italy. Electronic address: manuel.belli@univaq.it. Department of Life, Health and Environmental Sciences, University of L'Aquila, 67100, L'Aquila, Italy. Electronic address: mariagrazia.palmerini@univaq.it. Department of Life, Health and Environmental Sciences, University of L'Aquila, 67100, L'Aquila, Italy. Electronic address: serena.bianchi@univaq.it. Department of Life, Health and Environmental Sciences, University of L'Aquila, 67100, L'Aquila, Italy. Electronic address: sara.bernardi@univaq.it. Research and Clinical Center for Infertility, Shahid Sadoughi University of Medical Sciences, Yazd, Iran. Electronic address: khalili59@hotmail.com. Department of Anatomy, Histology, Forensic Medicine and Orthopaedics, La Sapienza University of Rome, 00161, Rome, Italy. Electronic address: stefania.nottola@uniroma1.it. Department of Life, Health and Environmental Sciences, University of L'Aquila, 67100, L'Aquila, Italy. Electronic address: guido.macchiarelli@univaq.it.