anti-insect

Isoasatone A, a natural product isolated from the plant [Heterotropa takaoi M.], exhibits anti-insect activity.

Nerolidol acetate is a natural sesquiterpene with anti-cancer, anti-inflammatory, antibacterial and anti-insect activities. Nerolidol acetate can inhibit parasite activity and inhibit schistosomiasis, nematodes, malaria, etc. Nerolidol acetate protects cells from oxidative damage to lipids, proteins and DNA, and has a protective effect on mouse hippocampal nerve cells.

7(Z)-Tricosene is an insect pheromone and endogenous metabolite for mating and interspecific recognition.

Arjunetin, an insect feeding-deterrent and growth inhibitor, shows antioxidant and anti-inflammatory activities.

Lactupicrin (Lactucopicrin) has antimicrobial and anti-cancer effects, it also protect the plant from insect feeding.

Nimbin is an anti-pyretic, can be used to treat arthritis, hypoglycaemia, peptic ulcers, anti-secretory activity, and it can also be used as an antibiotic. Nimbin requires to elicit a 50% inhibition of this steroid hydroxylase activity in the three insect

Piperenone is an insect antifeeding substance. It has anti-platelet-activating factor(PAF) activities, is a PAF-acether antagonist.

Vestitol is a phytoalexin with insect feeding-deterrent activity, it has antioxidant, anti-inflammatory and antimicrobial activities, it can inhibit neutrophil migration at a dose of 10 mg/kg, and shows MICs ranging from 25-50 to 50-100 ug/mL and MBCs ranging from 25-50 to 50-100 ug/mL.Vestitol exerts a limited inhibitory effect on S. hermonthica germination, it can significantly inhibit seedling growth, it also contributes, at least in part, to the host's defence mechanism and acts as a chemical barrier against the intrusion of the parasite.