This brief review summarizes new findings related to the reported beneficial effects of
melatonin on reproductive physiology beyond its now well-known role in determining the …

This review highlights recent findings on biological rhythms and discusses their implications
for the management and production of domestic animals. Biological rhythms provide …

The objective of this study was to verify the effects of GnRH on ovulation and pregnancy of
ewes subjected to a short-term synchronization of estrus. Santa Inês and crossbred Santa …

Suffolk breed is known to display a clear seasonal reproductive response orchestrated by
the significant annual variation in photoperiod related to its latitude of origin. However, in the …

The present study was undertaken to assess the effect of seasons on scrotal circumference,
semen characteristics, seminal plasma composition, and sperm motility during liquid storage …

The aim of this study was to verify the efficacy of reusing intravaginal progesterone (P4)
devices on the reproductive parameters in Santa Inês ewes. Females received intravaginal …

Hay una sorprendente relación entre el ambiente y adaptaciones de la conducta
reproductiva, muy evidente en los reproductores estacionales que pueden reproducirse en …

This study aimed to characterize the annual reproductive cycle of Santa Inês sheep in the
Fluminense lowland region (latitude 22° 27′ 45 ″south, Rio de Janeiro, Brazil) between …

Contents The aim of the present study was to investigate the effect of breeding season [late
spring (LSP) vs winter (WIN)] on reproductive performances, foetal development and …

In the past decades, a lot of advances in understanding the biochemistry and physiology of
the pineal gland have been made. There is evidence that it interacts with many endocrine as …