Results 21 to 30 of about 291,001 (300)

Compound-Specific Chlorine Isotope Analysis of Organochlorine Pesticides by Gas Chromatography-Negative Chemical Ionization Mass Spectrometry

open access: yesJournal of Analytical Methods in Chemistry, 2021
Compound-specific stable chlorine isotope analysis (CSIA-Cl) is an important method for identifying sources of organochlorine contaminants and helping assess their quantification of transformation processes.
Jing Zhang   +4 more
doaj   +1 more source

Organochlorine pesticide residues in pods and beans of cocoa (Theobroma cacao L.) from Ondo State Central District, Nigeria.

open access: yesEnvironmental Advances, 2022
Organochlorine pesticides have been restricted or banned in many regions of the world due to the proven and potential health risks associated with their use.
Gideon Aina Idowu   +2 more
doaj   +1 more source

Organochlorine Pesticides in Gallstones

open access: yesClinical Chemistry, 1966
Abstract A method is described for the determination of organochlorine pesticide residues in human gallstones. The difficulty caused by the presence of large amounts of cholesterol in the stones is overcome by an acetylation step in the "clean-up" procedure, and the method finishes with identification and determination of the individual ...
J H, Simmons, J O, Tatton
openaire   +2 more sources

Effect of pesticides on human health [PDF]

open access: yesĶazaķstannyṇ Klinikalyķ Medicinasy, 2017
Pesticides are unique chemicals, that deliberately spread in the environment and their toxicity has limited selectivity species.The Republic of Kazakhstan is a region where cotton is one of the most important sectors of agricultural production and ...
Gauri Bapayeva   +2 more
doaj   +1 more source

Regional differences and sources of organochlorine pesticides in soils surrounding chemical industrial parks [PDF]

open access: yes, 2009
Concentrations of organochlorine pesticides (OCPs; dichlorodiphenyltrichloroethanes (DDTs), hexachlorocyclohexanes (HCHs), hexachlorobenzene (HCB)) were investigated in 105 soil samples collected in vicinity of the chemical industrial parks in Tianjin ...
Han, Jingyi   +7 more
core   +2 more sources

Organochlorine pesticides, their toxic effects on living organisms and their fate in the environment

open access: yesInterdisciplinary Toxicology, 2016
Organochlorine (OC) pesticides are synthetic pesticides widely used all over the world. They belong to the group of chlorinated hydrocarbon derivatives, which have vast application in the chemical industry and in agriculture.
R. Jayaraj, Pankajshan Megha, P. Sreedev
semanticscholar   +1 more source

Environmental Exposures and Parkinson's Disease. [PDF]

open access: yes, 2016
Parkinson's disease (PD) affects millions around the world. The Braak hypothesis proposes that in PD a pathologic agent may penetrate the nervous system via the olfactory bulb, gut, or both and spreads throughout the nervous system. The agent is unknown,
Litvan, Irene, Nandipati, Sirisha
core   +2 more sources

Chlorinated organic contaminants in breast milk of New Zealand women. [PDF]

open access: yes, 1994
Breast milk samples from 38 women in New Zealand were analyzed for organochlorine pesticides, polychlorinated biphenyls (PCBs), polychlorinated dibenzo-p-dioxins (PCDDs), and polychlorinated dibenzofurans (PCDFs) as part of a World Health Organization ...
BATES, Michael N.   +4 more
core   +3 more sources

Quantification of Residual Organochlorine Pesticides in Medicinal Plant Raw Materials Containing Terpenoids

open access: yesРегуляторные исследования и экспертиза лекарственных средств, 2022
An important indicator of the safety of plant raw materials and herbal medicinal products is the content of residual pesticides. Its determination is particularly difficult in aromatic plants characterised by a diverse composition of terpenoids co ...
Ya. F. Kopytko   +2 more
doaj   +1 more source

Transport of persistent organic pollutants across the human placenta [PDF]

open access: yes, 2014
Environment International 65, 107-115 ...
Fernández-Somoano, A   +9 more
core   +1 more source

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