Results 1 to 10 of about 881 (172)
This comprehensive scientific review provides an in-depth analysis of both the natural compounds, pyrethrins, and their synthetic derivatives, pyrethroids, focusing on their classification, biosynthesis, mechanism of action, general and pharmaceutical ...
Cerasela Elena Gird +2 more
exaly +4 more sources
Pyrethrum is a botanical insecticide derived from pyrethrum flowers. Feeding deterrence caused by pyrethrum has been reported in several sucking insects; however, there is no account of the cause of deterrence—whether from a single component or the ...
Takeshi Kojima +2 more
doaj +2 more sources
Pyrethrins Protect Pyrethrum Leaves Against Attack by Western Flower Thrips, Frankliniella occidentalis [PDF]
Pyrethrins are active ingredients extracted from pyrethrum flowers (Tanacetum cinerariifolium), and are the most widely used botanical insecticide. However, several thrips species are commonly found on pyrethrum flowers in the field, and are the dominant
Caiyun Wang +2 more
exaly +2 more sources
DNA oxidative damage induced by natural pyrethrins in human liver cells [PDF]
BackgroundNatural pyrethrins have long been widely used in the fields of environmental and household hygiene. Studies have reported that natural pyrethrins have potential liver toxicity, but their specific mechanisms are still unclear yet.
Yun YANG +6 more
doaj +2 more sources
Nazwa pyretryny obejmuje sześć naturalnych związków chemicznych o działaniu owadobójczym, uzyskiwanych z wysuszonych koszyczków kwiatowych złocienia dalmatyńskiego – Chrysanthemum cinera-riaefolium (Trev.) Vis.
Struciński, P.
core +2 more sources
Dissipation and Residues of Pyrethrins in Leaf Lettuce under Greenhouse and Open Field Conditions
Pyrethrins are nowadays widely used for prevention and control of insects in leaf lettuce. However, there is a concern about the pesticide residue in leaf lettuce.
Xiaoxiao Feng, Hongyan Zhang
exaly +2 more sources
Natural pyrethrins have been widely used as natural pesticides due to their low mammalian toxicity and environmental friendliness. Previous studies have mainly focused on Tanacetumcinerariifolium, which contains high levels of pyrethrins and volatile ...
Tuo Zeng, Li Zhou, Jinjin Li
exaly +2 more sources
Antiplasmodial and Antitrypanosomal Activity of Pyrethrins and Pyrethroids
In a screen of 1800 plant and fungal extracts for antiplasmodial, antitrypanosomal, and leishmanicidal activity, the n-hexane extract of Chrysanthemum cinerariifolium (Trevir.) Vis. flowers showed strong activity against Plasmodium falciparum.
Yoshie Hata +2 more
exaly +2 more sources
As an important pest on winter wheat, Rhopalosiphum padi (L.) causes damage to the wheat yield by sucking plant nutrients, transmitting plant viruses and producing mildew. R. padi has been reported to develop resistance to pyrethroids and neonicotinoids.
Li Xu +8 more
doaj +2 more sources
Pyrethrins – secondary metabolites with insecticidal activity
Plants’ secondary metabolites have an important role in the plant’s response to abiotic and biotic stress. Some of the bioactive components have pronounced insecticidal properties, so they are called insecticidal plants such as Dalmatian (Tanacetum ...
Aleksandar Mešić +1 more
doaj +1 more source

