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Deliverable 4.2 - Guidelines for appropriate “biomarker of exposure
Deliverable 4.2 - Guidelines for appropriate “biomarker of exposure

... “biomarker of exposure” selection for EWAS studies WP4 Human Biomonitoring Version number 1 (January 2015) ...
Final Report on the Safety Assessment of Sodium Iodate
Final Report on the Safety Assessment of Sodium Iodate

... salt that is intended for use as an oxidizing agent in cosmetics, but no current uses have been reported. It is approved by the European Union for use as a preservative in rinse-off cosmetic products at concentrations no greater than 0.1%. Pure Sodium Iodate is a sufficiently strong oxidizing agent ...
for Sodium Fluoride
for Sodium Fluoride

... This is to inform you that the Environmental Protection Agency (hereafter referred to as EPA or the Agency) has completed its review of the available data and public comments received related to the draft risk assessments for the antimicrobial sodium fluoride. The enclosed Reregistration Eligibility ...
EFFECTS OF ACUTE COMBINED INHALATION EXPOSURE TO n
EFFECTS OF ACUTE COMBINED INHALATION EXPOSURE TO n

Drain Cleaners
Drain Cleaners

... and the contact time before removal or dilution. At low concentrations (0.5-2.0%) NaOH is an irritant. As the concentration increases chemical burns occur, with the severity and depth of the burns increasing with NaOH concentration and contact time. The concentration of NaOH in drain cleaner product ...
Considerations for Exposure to Diazinon
Considerations for Exposure to Diazinon

... and diazinon are manufactured as organoposphorothioates. These compounds are very poor inhibitors of cholinesterases. In organisms (target and non-target) the thioate is converted to an oxon form by cytochromes P450. Also, as discussed below, actual exposures include both parent thioate residues as ...
Glufosinate ammonium poisoning
Glufosinate ammonium poisoning

... specific conditions and label amendments". However, the Sub-Committee remained concerned about the dermal toxicity of one of the six formulations, requiring the applicants to submit further studies. ...
1- Hashmat - Gomal University
1- Hashmat - Gomal University

... preserve them, as a disinfectant, and as a ...
Synthesis and Pharmacological Screening of novel 1,5
Synthesis and Pharmacological Screening of novel 1,5

... natural elements that have been extracted from the earth and harnessed for human industry and products for millennia. Metals are notable for their wide environmental dispersion from such activity; their tendency to accumulate in selected tissues of the human body; and their overall potential to be t ...
TOXICOLOGY I :
TOXICOLOGY I :

... especially important for exposures of several days or for chronic exposures. The commonly used time unit is one day and thus, the usual dosage unit is mg/kg/day. Since some xenobiotics are toxic in much smaller quantities than the milligram, smaller fractions of the gram are used, such as microgram ...
Ethylene glycol is a major constituent of motor vehicle antifreeze
Ethylene glycol is a major constituent of motor vehicle antifreeze

... The latter is esterified with methanol or n-propanol to form the corresponding alkyl glycolates. These are then hydrogenated to glycol in the presence of a catalyst containing copper and magnesium oxides at temperatures of 125-3250C and pressure above 100 atm. Ethylene glycol is recovered from the r ...
Anionic rearrangement of 2-benzyloxypyridine derivatives and a synthetic approach to aldingenin B
Anionic rearrangement of 2-benzyloxypyridine derivatives and a synthetic approach to aldingenin B

... learned to do research more and more independently. Personally, I would like to thank Professor Gregory Dudley again. As a young international graduate student, I joined his group with many questions about chemistry as well as the life in the United States. He was always accessible and helpful with ...
Phenol and Its Toxicity: A Case Report
Phenol and Its Toxicity: A Case Report

... metabolic rate which is responsible for most of the principal clinical features of the toxicity of this substance. In the present case, hypotension with shock was observed which can be ascribed to the combined effect of gastrointestinal bleeding and dehydration. Phenol is depressant of the nervous s ...
Guidance for Identifying Pesticides that have a Common Mechanism
Guidance for Identifying Pesticides that have a Common Mechanism

... the PMRA will be toxicity data generated in support of regulatory activities. The PMRA may also use toxicity data obtained from other studies, such as those described in regulatory reports, or the published literature. The evaluation of toxicology data for the purpose of identifying and characteriz ...
Biocidal Products Committee (BPC) - ECHA
Biocidal Products Committee (BPC) - ECHA

... ingredients contribute to the human health effects and the subsequent risks, and have to be taken into account in the overall risk characterisation. No toxicity tests for the substance generated in situ is available, and therefore the respective data on peracetic acid in aqueous solution (containing ...
Appendix G3
Appendix G3

... The BCOP assay was performed following the methods of Sina et al. (1995). Bovine eyes were obtained from a local abattoir as a by-product from freshly slaughtered animals. The eyes were grossly examined for damage and those exhibiting defects were discarded. The corneas were excised such that a 2 to ...
sodium n-1-naphthylphthalamate
sodium n-1-naphthylphthalamate

... 1) Activated charcoal binds most toxic agents and can decrease their systemic absorption if administered soon after ingestion. In general, metals and acids are poorly bound and patients ingesting these materials will not likely benefit from activated charcoal administration. a) Activated charcoal sh ...
Toxicity of Pesticides - OSU Fact Sheets
Toxicity of Pesticides - OSU Fact Sheets

... of the active ingredient. In some cases, chemicals mixed with the active ingredient for formulating a pesticide may cause the toxicity to differ from that of the active ingredient alone. Acute inhalation toxicity is measured by LC50. LC means lethal concentration. Concentration is used instead of do ...
Accumulation of pesticides in pacific chorus frogs (Pseudacris regilla
Accumulation of pesticides in pacific chorus frogs (Pseudacris regilla

... population declines [1–4]. Agricultural chemicals, whether acting singly or in combination with other stressors, are receiving attention as one of several potential causes of amphibian population declines [5]. Surveys of natural populations have shown correlations between population declines and pro ...
Effect of different cyanobacterial biomasses and their fractions with
Effect of different cyanobacterial biomasses and their fractions with

... While numerous studies focused on the effects of microcystins, the role of other components of complex cyanobacterial water blooms in toxicity is poorly understood. In this study we have evaluated effects of various fractions of cyanobacterial biomass with different composition and microcystin conte ...
Pdf Format - Journal of Chemical and Pharmaceutical Sciences
Pdf Format - Journal of Chemical and Pharmaceutical Sciences

... Solvents have various effects on human health, whether the exposure is by vapour, mist, or liquid form. They can enter the body by inhalation (breathing in), by swallowing, and through the skin. The way that solvents may enter the body depends on the volatility and fat-solubility of the solvent, and ...
Isoindolone Formation via Intramolecular Diels
Isoindolone Formation via Intramolecular Diels

... stage without the need for purification. Reductive amination with 4-trifluoromethoxybenzylamine (4) and a NaBH4/EtOH mixture worked well and, satisfyingly, gave an excellent purification procedure, the inseparable input mixture of 2formyl-3-carboxylate and 5-formyl-3-carboxylate isomers, after reductiv ...
Fluoride inhibition of superoxide dismutase (SOD)
Fluoride inhibition of superoxide dismutase (SOD)

... fetida tissue was increased by NaF exposure, although no linear relationship was apparent. Our results do not agree with those reported elsewhere.14,15,18 It is possible that increases or decreases in tissue GSH concentrations could occur under varying experimental conditions. The increase in GSH co ...
Pyrethroids
Pyrethroids

... the symptoms: bringing down fever, preventing seizures, etc. Atropine will decrease the amount of saliva produced, but is not particularly effective against other symptoms. Ecotoxicology Pyrethroids are extremely toxic to fish and should not be used in locations or under conditions that result in th ...
Download Pdf Article
Download Pdf Article

... Organophosphate substances, although known to exert their toxic effects mainly by inhibiting cholinesterase enzymes, associate a cardiac toxicity with pathogenic mechanisms that are not only limited to this anticholinergic effect. The aim is to discover the most reliable explanation for the late car ...
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Azinphos-methyl



Azinphos-methyl (Guthion) (also spelled azinophos-methyl) is a broad spectrum organophosphate insecticide manufactured by Bayer CropScience, Gowan Co., and Makhteshim Agan. Like other pesticides in this class, it owes its insecticidal properties (and human toxicity) to the fact that it is an acetylcholinesterase inhibitor.
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