نتایج جستجو برای: persistent organic pollutant pops
تعداد نتایج: 311092 فیلتر نتایج به سال:
The production and use of pentachlorophenol (PCP) was recently prohibited/restricted by the Stockholm Convention on persistent organic pollutants (POPs), but environmental data are few and of varying quality. We here present the first extensive dataset of the continent-wide (Eurasia and Canada) occurrence of PCP and its methylation product pentachloroanisole (PCA) in the environment, specifical...
BACKGROUND The aim of this project was to study 14 polychlorinated biphenyls (PCBs), 5 dichlorodiphenyl trichloroethans (DDTs), 12 organochlorine pesticides (OCPs) and 6 polybrominated diphenylethers (PBDEs) in meat, liver, tallow and bone marrow from semi-domesticated reindeer. METHODS Meat, liver, tallow, and bone marrow samples (n= 30) were collected from semi-domesticated reindeer in Nort...
One of the persistent organic pollutants (POPs) utilized globally between 1930s and 1980s was polychlorinated biphenyls (PCBs). Even though their usage has been severely constrained, a lot PCBs are still present in environment, including soils air. This local, national, international governmental organizations regarding how can resolve treat problem sustainably. be achieved if seriously working...
There is a current concern, among the scientific community, on pollutants classified as “persistent organic (POPs)”. Pharmaceuticals and personal care products (PPCPs) belong to this family of contaminants; therefore, it necessary find more efficient techniques able achieve their removal from environment. This study focuses two different pharmaceuticals: carbamazepine atenolol, chosen for wides...
Low Dose of Some Persistent Organic Pollutants Predicts Type 2 Diabetes: A Nested Case–Control Study
BACKGROUND Low doses of some persistent organic pollutants (POPs) associate cross-sectionally with type 2 diabetes, whereas associations with high POP exposures are inconsistent. OBJECTIVES We investigated whether several POPs prospectively predict type 2 diabetes within the Coronary Artery Risk Development in Young Adults (CARDIA) cohort. METHODS Participants in this nested case-control st...
BACKGROUND Persistent organic pollutants (POPs) are endocrine disruptors and have been suggested as possible risk factors for diabetes. Few studies have been performed to investigate this association among children. OBJECTIVES In this study, we prospectively examined the relationship between the serum concentration of POPs and glucose metabolism in children. METHODS Data were collected from...
Background and aim Polychlorinated biphenyls (PCBs), organochlorine pesticides (OCPs) per- polyfluoroalkyl substances (PFASs) are persistent organic pollutants (POPs) globally spread in environment with numerous toxicological properties, including thyroid endocrine disruption. We aimed to assess the associations between various POPs hormones among boys girls aged 12 years, accounting for pubert...
We examined serum levels of persistent organic pollutants (POPs) among geographical regions of the United States as defined by the US Census Bureau. National Health and Nutrition Examination Survey (NHANES) data for adults aged 20 years and older are presented for selected survey periods between 1999 and 2010. From NHANES 1999 through 2004, dichlorodiphenyldichloroethylene (DDE) concentration l...
Introduction: Polycyclic Aromatic Hydrocarbons (PAHs) belong to one of the groups of persistent organic pollutants (POPs) which are the result of incomplete combustion of organic materials, volcanic eruptions and forest and agricultural fields’ fires in the environment. However, human factors are main source of these pollutions. Nowadays, these compounds are among the main concerns related to t...
The rapid growth in chemical and agrochemical industries during the last century have resulted in the environmental releases of a large number of new chemical compounds into the environment. According to the OECD, the daily use of chemicals includes about 70,000 mainly organic synthetic chemicals, and the number increases continuously (Schwarzenbach et al. 1993). Over the last decades, there ha...
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