Results 11 to 20 of about 75,553 (267)

A Comprehensive Discovery Platform for Organophosphorus Ligands for Catalysis.

open access: yesJournal of the American Chemical Society, 2021
The design of molecular catalysts typically involves reconciling multiple conflicting property requirements, largely relying on human intuition and local structural searches.
T. Gensch   +10 more
semanticscholar   +1 more source

Organophosphorus Pesticides as Modulating Substances of Inflammation through the Cholinergic Pathway

open access: yesInternational Journal of Molecular Sciences, 2022
Organophosphorus pesticides (OPs) are widespread insecticides used for pest control in agricultural activities and the control of the vectors of human and animal diseases.
Milton Rafael Camacho-Pérez   +6 more
semanticscholar   +1 more source

Thermal Degradation of Organophosphorus Flame Retardants

open access: yesPolymers, 2022
The development of new organophosphorus flame retardants for polymeric materials is spurred by relatively low toxicity, effectiveness, and demand for replacement of more traditional materials.
B. Howell
semanticscholar   +1 more source

Pesticide exposure presenting as acute conjunctival necrosis

open access: yesJournal of Clinical Ophthalmology and Research, 2022
Acute direct ocular exposure to insecticides is rare and can present as a chemical injury. We present a case of a 21-year-old male patient who had an accidental exposure to chlorpyrifos and propoxur while spraying it as an insecticide.
R H Deepthi, G P Thanuja
doaj   +1 more source

Macrophage TNF-α mediates parathion-induced airway hyperreactivity in guinea pigs. [PDF]

open access: yes, 2013
Organophosphorus pesticides (OPs) are implicated in human asthma. We previously demonstrated that, at concentrations that do not inhibit acetylcholinesterase activity, the OP parathion causes airway hyperreactivity in guinea pigs as a result of ...
Allison D. Fryer   +12 more
core   +1 more source

Controle da cochonilha-parda Parthenolecanium persicae (Fabricius, 1776) (Hemiptera: Coccidae) na cultura da videira Control of the european peach scale Parthenolecanium persicae (Fabricius, 1776) (Hemiptera: Coccidae) in vineyards

open access: yesCiência Rural, 2004
A cochonilha-parda Parthenolecanium persicae é considerada uma das principais pragas da videira na região sul do Brasil. Com o objetivo de avaliar inseticidas fosforados e neonicotinóides foram conduzidos dois experimentos avaliando-se os produtos ...
Ana Paula Schneid Afonso   +4 more
doaj   +1 more source

Trivinylphosphine Oxide: Synthesis, Characterization, and Polymerization Reactivity Investigated Using Single-Crystal Analysis and Density Functional Theory

open access: yesMolecules, 2023
Organophosphorus chemicals are versatile and important in industry. Trivinylphosphine oxide (TVPO), for example, exhibited a promising precursor as a flame-retardant additive for industrial applications.
Khalifah A. Salmeia   +3 more
doaj   +1 more source

Nano-Intercalated Organophosphorus-Hydrolyzing Enzymes in Organophosphorus Antagonism [PDF]

open access: yesAAPS PharmSciTech, 2011
A dendritic poly(2-alkyloxazoline)-based polymer was studied as a new carrier system for the organophosphorus-hydrolyzing recombinant enzymes, organophosphorus acid anhydrolase and organophosphorus hydrolase. Paraoxon (PO) and diisopropylfluorophosphate (DFP) were used as model organophosphorus compounds.
Petrikovics, Ilona   +4 more
openaire   +2 more sources

Experimental determination of pesticide processing factor during extraction of maize germ oil

open access: yesOilseeds and fats, crops and lipids, 2023
As there is a lack of regulations on pesticide levels in crude oils, this study aimed to evaluate transfer factors for extrapolating concentration limits established for maize kernels to the crude oils extracted from their germs.
Carré Patrick   +4 more
doaj   +1 more source

Organophosphorus compounds and oximes: a critical review

open access: yesArchives of Toxicology, 2020
Organophosphorus (OP) pesticides and nerve agents still pose a threat to the population. Treatment of OP poisoning is an ongoing challenge and burden for medical services.
F. Worek, H. Thiermann, T. Wille
semanticscholar   +1 more source

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