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Analysis of a Mixture of Polychlorinated Biphenyls and Chlorinated Pesticides in Human Serum by Column Fractionation and Dual-Column Capillary Gas Chromatography with Electron Capture Detection

Autor: Larry L. Needham, Margaret P Korver, Cynthia C Williams, Virlyn W. Burse, Allah R Najam

Publikováno v: Journal of AOAC INTERNATIONAL. 82:177-185

An analytical method is presented for precise identification and quantitation of 29 specific polychlorinated biphenyl (PCB) congeners and 15 chlorinated pesticides in human serum. Analyte surrogates PCB 30, PCB 204, 2,2′,4,4′,5,5′-hexa-bromo-bi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a825f5968d2537425aa6f2f7f27dc26e
https://doi.org/10.1093/jaoac/82.1.177

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Preliminary Investigation of the Use of Dried-Blood Spots for the Assessment ofin UteroExposure to Environmental Pollutants

Autor: Allah R Najam, Margaret P Korver, W H Hannon, Bradford L. Therrell, Cynthia C Williams, M.R. Deguzman, Virlyn W. Burse

Publikováno v: Biochemical and Molecular Medicine. 61:236-239

We determined the concentration of dichlorodiphenyldichloroethylene (p,p'-DDE) in dried-blood spot specimens from 2-day-old infants from rural Texas who had never been breast fed. Anonymous, residual whole blood spots on filter paper, previously used

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cdecce335cb829d6692dacc546b77807
https://doi.org/10.1006/bmme.1997.2603

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An Improved Analysis for Chlorinated Pesticides and Polychlorinated Biphenyls (PCBs) in Human and Bovine Sera Using Solid-Phase Extraction

Autor: Allah R Najam, Larry L. Needham, Mary K. Powell, Virlyn W. Burse, Margaret P Korver, David L. Ashley, John W. Brock, Carolyn C. Hodge, Vaughn E. Green

Publikováno v: Journal of Analytical Toxicology. 20:528-536

Chlorinated pesticides and polychlorinated biphenyls (PCBs) remain public health concerns because of their unresolved health impact and their persistence in humans. Current epidemiological studies of cancer, non-Hodgkins lymphoma, and endocrine disru

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::839f42d7de599b81c917b8dda8d09e9b
https://doi.org/10.1093/jat/20.7.528

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Utilization of umbilical cords to assess in utero exposure to persistent pesticides and polychlorinated biphenyls

Autor: Larry L. Needham, Stacy Young, Allah R Najam, Virlyn W. Burse, Barnett F Smith, Patrick M Sam, Cynthia C Williams, Margaret P Korver

Publikováno v: Journal of exposure analysis and environmental epidemiology. 10(6 Pt 2)

In support of a study to relate developmental and cognitive effects with prenatal exposure to selected environmental toxicants, we developed and applied an analytical method to determine the concentration of two persistent pesticides, hexachlorobenze

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2e2e82cac17ae372a8afc9d403648d54
https://pubmed.ncbi.nlm.nih.gov/11138670

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Analysis of a mixture of polychlorinated biphenyls and chlorinated pesticides in human serum by column fractionation and dual-column capillary gas chromatography with electron capture detection

Autor: A R, Najam, M P, Korver, C C, Williams, V W, Burse, L L, Needham

Publikováno v: Journal of AOAC International. 82(1)

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::3cb8826dce9a9752667646d2679fd151
https://pubmed.ncbi.nlm.nih.gov/10028686

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Effects of cinchocaine cocaine analogs on brain mono amines and their metabolites in male mice

Autor: S T, Naqvi, S P, Ahmed, R, Najam, S, Haider, M S, Zuberi, D J, Haleem

Publikováno v: Pakistan journal of pharmaceutical sciences. 10(1)

Cinchocaine analogs were studied to determine the effects of acute administration of cocaine analogs on dopamine, 5- hydroxytryptamine (5-HT) and their metabolites. Psychomotor stimulants, (such as cinchocaine), potently influencing dopamine transpor

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::3e892b64bf8b6ded02874abcc5185888
https://pubmed.ncbi.nlm.nih.gov/16414792

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Effect of some psychoactive drugs on stress induced alteration in plasma corticosterone level

Autor: S P, Ahmed, M, Ahmad, S I, Ahmed, R, Najam, S J, Khurshid

Publikováno v: JPMA. The Journal of the Pakistan Medical Association. 45(6)

Psychoactive drugs such as chlorpromazine, fluphenazine, haloperidol, propranolol and diazepam were evaluated for their ability to block stress induced changes in Wistar albino rats. The stress induced changes were monitored as the difference in plas

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::1872790b3aa6d1c92cd2d946d48ac10d
https://pubmed.ncbi.nlm.nih.gov/7474289

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Biochemical alterations during swimming induced stress

Autor: N, Aruj, T, Sharafatullah, R, Najam, S P, Ahmed, S I, Ahmad

Publikováno v: Pakistan journal of pharmaceutical sciences. 7(2)

Stress can be defined as any stimulus that creates an imbalance in the internal environment. Hypothalamus has sensors that detect changes produced in the body. Stress can cause diseases by altering immune system, cardiovascular System neurotransmitte

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::fdeba850ce6924a6697bd9b8a930be06
https://pubmed.ncbi.nlm.nih.gov/16414753

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