Antioxidant and oxidative enzymes, genetic variants, and cofactors as prognostic biomarkers of COVID-19 severity and mortality: a systematic review.

Meanwhile, another NOS3 polymorphism—the 27-bp VNTR (4b/a)—showed a trend toward association in younger patients (≤50 years) without COPD, with the 4b allele and 4b/4b genotype more frequent in severe cases (p values around 0.06–0.07), though these findings did not reach conventional statistical significance. 4.3 Master regulators of antioxidant response and their geneti

also in 53,322 other papers