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Cysteines 1078 and 2991 cross-linking plays a critical role in redox regulation of cardiac ryanodine receptor (RyR)

In fact, this 2011 meta analysis of 86 different studies on glutamine and gut permeability, found Glutamine is considered the most important nutrient for healing of leaky gut syndrome because it is the preferred fuel for enterocytes and colonocytes

Sperm DNA damage caused by oxidative stress: modifiable clinical, lifestyle and nutritional factors in male infertility

The cystine/glutamate antiporter system Xc , a heterodimer composed of SLC7A11 and SLC3A2 on the cell membrane surface, takes up extracellular cystine in exchange for intracellular glutamate in a 1:1 ratio [9]