نتایج جستجو برای: ammonium toxicity

تعداد نتایج: 142717  

2015
Maan Hayyan Chung Yeng Looi Adeeb Hayyan Won Fen Wong Mohd Ali Hashim

The cytotoxic potential of ammonium-based deep eutectic solvents (DESs) with four hydrogen bond donors, namely glycerine (Gl), ethylene glycol (EG), triethylene glycol (TEG) and urea (U) were investigated. The toxicity of DESs was examined using In Vitro cell lines and In Vivo animal model. IC50 and selectivity index were determined for the DESs, their individual components and their combinatio...

Journal: :Phyton-international Journal of Experimental Botany 2023

Miscanthus, is a promising bioenergy crop, considered superior to other crops because of its higher water and nutrient use efficiency, cold tolerance, production biomass. Broadleaf weeds grass weeds, cause major problems in the Miscanthus field. A field experiment was conducted 2018 2019, assess effects pre-emergence (alachlor napropamide) post-emergence herbicides (nicosulfuron, dicamba, benta...

Journal: :Aquatic toxicology 2012
Manuel E Ortiz-Santaliestra María José Fernández-Benéitez Adolfo Marco

Temporary ponds where many amphibians breed experience a gradual desiccation that leads to growing larval densities, which can reduce tadpole survival rates and increase cannibalistic interactions among carnivorous salamander larvae. Concentrations of many agrochemicals, including nitrogenous fertilizers, can also increase as the water volume decreases. We analyzed the effects of ammonium nitra...

2015
Elvia Hernández-Gómez Luis A. Valdez-Aguilar Donita L. Cartmill Andrew D. Cartmill Irán Alia-Tajacal

Fertilization of agricultural plants with ammonium [Formula: see text] is often desirable because it is less susceptible to leaching than nitrate [Formula: see text] reducing environmental pollution, risk to human health and economic loss. However, a number of important agricultural species exhibit a reduction in growth when fertilized with [Formula: see text] and increasing the tolerance to [F...

Journal: :Antimicrobial agents and chemotherapy 2013
Ângela S Inácio Gabriel N Costa Neuza S Domingues Maria S Santos António J M Moreno Winchil L C Vaz Otília V Vieira

Surfactants have long been known to have microbicidal action and have been extensively used as antiseptics and disinfectants for a variety of general hygiene and clinical purposes. Among surfactants, quaternary ammonium compounds (QAC) are known to be the most useful antiseptics and disinfectants. However, our previous toxicological studies showed that QAC are also the most toxic surfactants fo...

Journal: :Electrochimica Acta 2022

Novel eutectic mixtures have been produced using calcium chloride hexahydrate as the hydrogen bond acceptor, together with ethylene glycol donor. The liquids are found to increased conductivity, decreased viscosity and a lower glass transition temperature compared most deep solvents quaternary ammonium salts. Additionally, metal speciation was be almost same in commonly-used choline chloride: D...

Journal: :acta medica iranica 0
faezeh monji young researchers club (yrc), islamic azad university, pharmaceutical sciences branch (iaups), tehran, iran. hiva hossein tehrani young researchers club (yrc), islamic azad university, pharmaceutical sciences branch (iaups), tehran, iran. zahra halvaei young researchers club (yrc), islamic azad university, pharmaceutical sciences branch (iaups), tehran, iran. sepideh arbabi bidgoli department of toxicology & pharmacology, islamic azad university, pharmaceutical sciences branch (iaups), tehran, iran.

stachys lavandulifolia is used as the herbal tea and its wide and potent medical effects have been reported for the extract in animal studies. this study aimed to find the safety profile of the extract to find the appropriate doses for further human studies. the aerial parts of the plant were air-dried and the hydroalcoholic extract was obtained and concentrated by percolation method with 140 m...

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