Body weight (A) and testis weight (B) after 2, 4, 6, 8, 10 and 12 days of alone kisspeptin treatment (10ρg, 1ηg, and 1µg doses). No difference was observed at any dose or treatment day. The trend line shows a linear increase in body weight and testis weight throughout the experimental days irrespective of the treatment. Trend line is shown only for 1µg dose. Values are expressed as mean ± SE (n=7).