ea0022p522 | Male reproduction | ECE2010
Matzkin Maria
, Rossi Soledad
, Calandra Ricardo
, Frungieri Monica
The Syrian hamster is a seasonal breeder that undergoes a testicular regression when exposed to a short day photoperiod (SD, 6 h light per day) for 16 weeks, and a subsequent gonadal reactivation after longer times of permanence in SD. In this study, we investigated the role of melatonin (Mel) and prolactin (PRL), key players in the recrudescence phase, on testicular cyclooxygenase 2 (COX2) expression and prostaglandins (PGs) production during the photoperiodic regression–...