Spermatozoa have the highest selenium content in mammalian tissues, and the need for selenium increases at the onset of spermatogenesis ( 2.5 GPX5 Glutathione peroxidase 5 (GPX5), an epididymis-specifically expressed selenium-free antioxidant enzyme, was first isolated and identified in the epididymal tissues of mice ( During epididymis transport, spermatozoa are vulnerable to intracellular and extracellular ROS attacks and rely on antioxidant scavengers synthesized by the epididymis for protection
10.3390/foods12071363 136 KhatibS
J Nutr Environ Med 2002;12:5367
Approximately 100 mg of frozen tissue was minced in 500 l ice-cold homogenization buffer and homogenized in a Dounce homogenizer
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321,336 Altered phosphorylation of insulin receptor substrate proteins, particularly IRS-1 and IRS-2, is implicated in neuronal insulin resistance, 20,337 which impairs insulins neurotrophic effects, leading to reduced neurite outgrowth and increased vulnerability to injury
