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.

β-Endorphin, human

(Rac)-SHIN2 是一种丝氨酸羟甲基转移酶 (SHMT) 抑制剂，具有 1,4-二氢吡喃[2,3-c]吡唑结构。(Rac)-SHIN2 参与叶酸或单碳代谢途径，防止病毒感染。SHMT1和SHMT2分别是丝氨酸羟甲基转移酶的胞质和/或线粒体异构体。SHMT1 和 SHMT2 分别是丝氨酸羟甲基转移酶的胞质和/或线粒体异构体。