Background/aim: Male infertility rises for many reasons, along with age; therefore, we aimed to research the characterization of aquaporin-3, 7, and 8 in human sperm belonging to different age groups.
Material And Methods: This study was conducted on sperm samples of men aged over 18 years. A total of 60 men were included in the study and divided into three age groups: group 1, age 18-25 years (n = 20); group 2, age 26-35 years (n = 20); and group 3, age ≥35 years (n = 20).