Contents The task of spermatozoa is to transport its DNA‐load as efficiently and safely as
possible from the male organism to the female. Before it reaches its destination, it has to …

Spermatozoa are faced with considerable challenges during their passage through the
female reproductive tract. Following deposition, they must deal with several physical and …

Plains vizcacha females are able to ovulate up to 800 oocytes per estrus cycle. However,
just 10–12 embryos are implanted and only two of them, those located nearest the cervix …

The study of living systems in contact with biocompatible synthetic hydrogels is developing.
The authors' group is the first to propose use of polymeric materials to accomplish sperm …

This study was designed to investigate the histomorphological changes in the uterine tubes
of the local rabbits during three different periods of ages that were kitten, immature and …

Contents Sperm reservoirs in South American Camelids would be crucial for successful
fertilization. Since ovulation occurs approximately 36 h after mating, the maintenance of the …

Contents This study describes the reproductive parameters of M orada N ova rams, a breed
of hair sheep from B razil and with unique adaption to tropical environments. At 42 weeks of …

Female Corynorhinus mexicanus bats store sperm for three months. One cause of the death
of sperm is the action of reactive oxygen species (ROS). Three antioxidant enzymes …

This essay proposes that highly localized communication between free and bound
spermatozoa in the caudal portion of the oviduct acts to regulate the numbers detaching …

The ampullary segment of the mammalian oviduct provides suitable milieu for fertilization
and development of zygote before implantation into uterus. It is, therefore, in the present …