Composés polycycliques

Umbelliferone (UMB), a natural antioxidant, is benzopyrone in nature, and it is present in the fruits of golden apple and bitter orange, UMB has a protective effect on membrane fatty acid composition of liver and kidney as supported by antioxidant and antihyperlipidemic effects of UMB reported earlier as evidenced by improved histopathological changes, hepatic and nephritic markers, indicating recovery from the risk of diabetic complications; UMB has antihyperglycemic effect, UMB at 30 mg/kg of body weight possesses a promising antihyperglycemic effect that is comparable with glibenclamide.[1,2]

Heraclenin has anticoagulant, and anti-inflammatory activities, it also has mutagenicity in Chlamydomonas reinhardii. Heraclenin can induce apoptosis in Jurkat leukemia cells, it has a strong clastogenic effect . (+)-Heraclenin displays significant levels of antiplasmodial and moderate levels of antimicrobial activities.

Angelicin is a furocoumarin found in Psoralea corylifolia L. fruit, can block the phosphorylation of IκBα, NFκBp65, p38 MAPK, and JNK in lipopolysaccharide-induced acute lung injury model, suggests that angelicin was potentially advantageous to prevent inflammatory diseases by inhibiting NF-κB and MAPK pathways, it might be a potential new agent for prevention of inflammatory reactions and diseases in the clinic.

Oxypeucedanin hydrate is an antimutagenic agent, it has antioxidant activity, and exhibits carbohydrate metabolizing enzymes inhibitory effect.