Oxidative and nitrosative stress are common problems when handling gametes in vitro. In
vitro development in mammalian embryos is highly affected by culture conditions, especially …

The circadian clock coordinates physiology, metabolism, and behavior with the 24-h cycles
of environmental light. Fundamental mechanisms of how the circadian clock regulates organ …

Photoperiod impacts reproduction in many species of mammals. Mating occurs at specific
seasons to achieve reproductive advantages, such as optimization of offspring survival …

Photoperiod is an important environmental factor affecting animal physiological function.
Melatonin is an endogenous hormone that plays an important role in circadian and seasonal …

This study examined the effects of pinealectomy in Wistar rats and melatonin replacement
therapy on the daily mRNA expression of melatonin (Tph1, Aanat, Asmt, Mt1, Mt2, and …

The purpose of this study was to investigate the effects of ram melatonin treatment on the
sperm quality and metabolite composition of the seminal plasma in the non-breeding …

Introduction: It is well documented that some forced exercises can have bad effects on the
genital system. Melatonin is a potent antioxidant that is effective in reducing the physical …

Hyperprolactinemia is primarily an endocrine disorder in men. It can be caused by a variety
of factors, including medication use, hypothyroidism, and pituitary disorders. Melatonin is …

Oxidative and nitrosative stress are a common problem when manipulating gametes in vitro.
In vitro development in mammalian embryos is highly affected by culture conditions …