Superoxide dismutase, Porcine erythrocytes (SOD) is the only antioxidant enzyme that scavenges the superoxide anion by converting this free radical to oxygen and hydrogen peroxide, thus preventing peroxynitrite production and further damage. Superoxide dismutase, Porcine erythrocytes is extensively researched and used in anti-inflammatory, antitumor, radiation protection, and antisenility applications.

Atrazine is an herbicide that does not occur naturallyand is a selective triazine herbicide. Atrazine is also a potent endocrine disruptor.

Norepinephrine can stimulate apoptosis in adult rat ventricular myocytes by activation of the β-adrenergic pathway.