Infertility is a global health problem involving about 15% of couples. Approximately half of
the infertility cases are related to male factors. The oxidative stress, which refers to an …

Oxidative stress occurs when the production of potentially destructive reactive oxygen
species (ROS) exceeds the bodies own natural antioxidant defenses, resulting in cellular …

I metodi qui riportati possono essere utilizzati come procedure operative standard non solo
dai laboratori di andrologia ma da ogni laboratorio che esegua l'esame del liquido …

The spermatozoon is a highly specialized cell, whose main function is the transport of the
intact male genetic material into the oocyte. During its formation and transit throughout male …

Background Spermatozoa morphology is an important and complex characteristic of the
fertilization capacity of male germ cells. Morphological abnormalities have been observed to …

Traditionally, the diagnosis of male infertility has depended upon a descriptive evaluation of
human semen with emphasis on the number of spermatozoa that are present in the …

Cooled preservation of semen is usually associated with artificial insemination and genetic
improvement programs in livestock species. Several studies have reported an increase in …

Osteoarthritis (OA) has long been viewed as a degenerative disease of cartilage, but
accumulating evidence indicates that inflammation has a critical role in its pathogenesis. In …

Background A routine semen analysis is a first step in the laboratory evaluation of the
infertile male. In addition, other tests such as measurement of reactive oxygen species can …

Human spermatozoa generate low levels of reactive oxygen species in order to stimulate
key events, such as tyrosine phosphorylation, associated with sperm capacitation. However …