Results 31 to 40 of about 882 (121)

Pesticide residues in the water and fish (lagoon tilapia) samples from lagoons in Ghana

open access: yesBulletin of the Chemical Society of Ethiopia, 2009
This study was to ascertain the presence and subsequent amount of four organochlorine pesticides: dichlorodiphenyl dichloroethylene (2,4’-DDE), 4,4’-dichlorodiphenyldichloroethane (4,4’-DDD), p,p’-dichloro- diphenyltrichloroethane [p,p’-DDT (r) (i) (f ...
D.K. Essumang, G.K. Togoh, L. Chokky
doaj  

Biological validation of a sample preparation method for ER-CALUX bioanalysis of estrogenic activity in sediments using mixtures of xeno-estrogens [PDF]

open access: yes, 2006
The combined estrogenic effects of mixtures of environmental pollutants in the in vitro ER-CALUX (chemical activated luciferase gene expression) bioassay were examined to biologically validate a sample preparation method for the analysis of estrogenic ...
Brouwer, A.   +5 more
core   +7 more sources

Spatial-temporal Distribution and Ecological Risk Assessment of Quaternary Ammonium Compounds in Urban Estuarine Sediments [PDF]

open access: yes, 2016
四季铵盐化合物(QACs)是一类主要的阳离子表面活性剂,广泛使用于衣物柔顺剂、消毒剂、个人护理品等产品中。QACs易吸附于沉积物上且不易降解,欧美国家于上世纪八十年代已经禁止部分难降解QACs的使用,而亚洲国家仍在大量使用QACs作为商业产品的主要有效成分。在城市化河口环境中关于QACs的分布特征和环境行为的研究还很少。本研究进一步优化了QACs在沉积物的痕量分析方法,选取珠江口这一典型城市化河口区域,研究其表层沉积物中QACs的分布特征和环境行为,并对比分析珠江口沉积物中其他污染物(207种 ...
王翠翠
core  

A Quantitative Analysis to Evaluate the Association of Exposure to Organochlorine Pesticides in Gestational Diabetes Mellitus As Compared to Pregnant Women With Normal Glucose Tolerance Test [PDF]

open access: yes
Introduction: Gestational Diabetes Mellitus (GDM) is characterized by glucose intolerance during pregnancy, often asymptomatic but occasionally presenting with severe hyperglycemia.
Dr. Habibur Rahaman, Dr. Ajeet Singh Chahar, Dr. Prabhat Agrawal , Dr. Kamna Singh , Dr. Manish Raj Kulshresta, Dr. Nitu Chauhan, Dr. Ruchika Garg, Dr. Geetu Singh, Dr Anupam Shukla
core   +2 more sources

Non-Dioxin-Like Polychlorinated Biphenyls Inhibit G-Protein Coupled Receptor-Mediated Ca2+ Signaling by Blocking Store-Operated Ca2+ Entry [PDF]

open access: yes
Polychlorinated biphenyls (PCBs) are ubiquitous pollutants which accumulate in the food chain. Recently, several molecular mechanisms by which non-dioxin-like (NDL) PCBs mediate neurodevelopmental and neurobehavioral toxicity have been elucidated ...
Keimin Lee   +6 more
core   +1 more source

Association Between the Exposure to Persistent Organic Pollutants (POPs) and Body Weight Status: A Systematic Review and Meta-Analysis of Observational Studies [PDF]

open access: yes, 2021
INTRODUCTION: Being a major risk factor of a wide range of Non-Communicable Diseases (NCDs), obesity has been one of the most challenging public health problems today.
Abu Hjeily, Dina
core  

Trends in the Age of Menarche [PDF]

open access: yes, 2011
Menarche is the onset of menses and this age this occurs differs with every girl. There are many factors that can influence this age or result from it. Menses is a crucial step in the process of pubertal maturation.
Nielsen, Elizabeth M.
core   +1 more source

Breastfeeding, exposure to organochlorine compounds, and neurodevelopment in infants [PDF]

open access: yes, 2003
8 pages, 2 figures, 2 tables.-- PMID: 12728113 [PubMed].Objective. Exposure to organochlorine compounds (OCs) occurs both in utero and through breastfeeding. Levels of hexachlorobenzene (HCB) found in the cord serum of newborns from a population located
Ribas-Fitó, Núria   +8 more
core   +1 more source

Environmental chemicals change extracellular lipidome of mature human white adipocytes [PDF]

open access: yes
Funding This project has received funding from the European Union's Horizon 2020 research and innovation programme under grant agreement GOLIATH grant No. 825489 and Swedish Research Council for Sustainable Development (FORMAS) grant No.
Burkhardt, Paula   +7 more
core   +1 more source

Dichloro-diphenyl-trichloro-ethane (DDT) and hexachlorohexane (HCH) pesticide residues in foodstuffs from markets in Ile-Ife, Nigeria [PDF]

open access: yes, 2015
Levels of dichlorodiphenyltrichloroethanes (DDTs) and  Hexachlorocyclohexanes (HCHs) pesticide were evaluated in samples of cowpea grains and dried yam chips obtained from Ile-Ife markets,  southwestern Nigeria.
Olufade, YA, Oyekunle, JAO, Sosan, MB
core   +2 more sources

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