Reactive oxygen species (ROS) play a critical role in defining the functional competence of
human spermatozoa. When generated in moderate amounts, ROS promote sperm …

This review aims to illustrate the importance of selenium (Se) for maintenance of overall
health, especially for the thyroid, immunity, and homeostasis. Furthermore, it outlines the …

Cadmium is an environmental pollutant known as endocrine disruptor. Testis is particularly
susceptible to cadmium, and testis injury occurs at high but even low levels of exposure …

Zinc is an essential trace mineral for the normal functioning of the male reproductive system.
Current studies have investigated the relationship between seminal plasma zinc and male …

Background In the testis, steroid hormones play an important role in spermatogenesis, the
production of semen, and the maintenance of secondary sex characteristics and libido. They …

Abstract Male factors account for 20%-50% of cases of infertility and in 25% of cases, the
etiology of male infertility is unknown. Effective treatments are well-established for …

Background Glutathione peroxidase (GPX) 4 and selenoprotein P (SELENOP) are
abundant, and several variants are expressed in the testis. Objective We determined the …

Increased levels of metal ions in human seminal fluid have a significant correlation with
male fertility. Few publications explain the effect of metals in semen and their influence on …

Infertility is a growing concerning health problem affecting around 15% of couples
worldwide. Conventional semen parameters have limited accuracy for male infertility …

Objectives We conducted a systematic review and meta-analysis of observational case-
control studies to evaluate markers of oxidative stress in seminal plasma of patients with …