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Showing results for carlos mirex
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Temporal trends of persistent organic pollutant contamination in Franciscana dolphins from the Southwestern Atlantic.
Montone RC, Alonso MB, Santos MCO, Méndez-Fernandez P, Taniguchi S, Barbosa APM, Gonçalves RM, Padilha JA, Bertozzi C, da Silva J, Marigo J, Pereira ADS, Lourenço RA. Montone RC, et al. Environ Res. 2023 Jan 1;216(Pt 1):114473. doi: 10.1016/j.envres.2022.114473. Epub 2022 Oct 3. Environ Res. 2023. PMID: 36195158
The POPs analyzed in this study were polychlorinated biphenyls (PCBs), dichlorodiphenyltrichloroethane (DDTs), Mirex, hexachlorobenzene (HCB), chlordane compounds (CHLs), hexachlorocyclohexane isomers (HCHs), and polybrominated diphenyl ethers (PBDEs). ...Significant diffe …
The POPs analyzed in this study were polychlorinated biphenyls (PCBs), dichlorodiphenyltrichloroethane (DDTs), Mirex, hexachlorobenze …
Additional Pressure to a Threatened Species: High Persistent Organic Pollutant Concentrations in the Tropical Estuarine Batoid Gymnura altavela.
Paiva LG, Vannuci-Silva M, Correa B, Santos-Neto E, Vianna M, Lailson-Brito JL. Paiva LG, et al. Bull Environ Contam Toxicol. 2021 Jul;107(1):37-44. doi: 10.1007/s00128-021-03151-5. Epub 2021 Feb 20. Bull Environ Contam Toxicol. 2021. PMID: 33609171
PCBs were the predominant compounds (91.2%) averaging 6773 4659 ng.g(-1) lipid weight (lw). DDT, Mirex, HCH and HCB concentrations were 633 715, 6.2 9.3, 3.4 1.4 and 0.5 0.5 ng.g(-1) lw, respectively. ...A negative correlation detected between disc width and PCBs, Mirex …
PCBs were the predominant compounds (91.2%) averaging 6773 4659 ng.g(-1) lipid weight (lw). DDT, Mirex, HCH and HCB concentrations we …
Franciscana dolphins, Pontoporia blainvillei, as environmental sentinels of the world's largest mining disaster: Temporal trends for organohalogen compounds and their consequences for an endangered population.
de Oliveira-Ferreira N, Manhães BMR, Santos-Neto EB, Rocha Y, Guari EB, Botta S, Colosio AC, Ramos HGC, Barbosa L, Cunha IAG, Bisi TL, Azevedo AF, Cunha HA, Lailson-Brito J. de Oliveira-Ferreira N, et al. Environ Pollut. 2022 Aug 1;306:119370. doi: 10.1016/j.envpol.2022.119370. Epub 2022 May 5. Environ Pollut. 2022. PMID: 35526646
Hence, this study sought to determine if there were differences in the bioaccumulation profile of OHC (PCBs, DDTs, Mirex, HCB, HCHs, PBDEs, PBEB, HBBZ and MeO-BDEs) in franciscana dolphins before and after dam collapse and to build a temporal trend. ...
Hence, this study sought to determine if there were differences in the bioaccumulation profile of OHC (PCBs, DDTs, Mirex, HCB, HCHs, …
The deep dive of organohalogen compounds: Bioaccumulation in the top predators of mesopelagic trophic webs, pygmy and dwarf sperm whales, from the Southwestern Atlantic ocean.
de Oliveira-Ferreira N, Santos-Neto EB, Manhães BMR, Carvalho VL, Gonçalves L, de Castilho PV, Secchi ER, Botta S, Marcondes MCC, Colosio AC, Cremer MJ, Cunha HA, Azevedo AF, Bisi TL, Lailson-Brito J. de Oliveira-Ferreira N, et al. Chemosphere. 2023 Dec;345:140456. doi: 10.1016/j.chemosphere.2023.140456. Epub 2023 Oct 13. Chemosphere. 2023. PMID: 37839740
., polychlorinated biphenyls (PCBs), dichlorodiphenyltrichloroethane (DDT) and metabolites, mirex, hexachlorobenzene (HCB), polybrominated diphenylethers (PBDEs), pentabromoethylbenzene (PBEB) and hexabromobenzene (HBB), and the naturally produced methoxylated BDE (MeO-BDE …
., polychlorinated biphenyls (PCBs), dichlorodiphenyltrichloroethane (DDT) and metabolites, mirex, hexachlorobenzene (HCB), polybromi …
Organohalogen compounds in a hotspot for chemical pollution: Assessment in free-ranging Atlantic spotted dolphins (Stenella frontalis).
Oliveira-Ferreira N, Manhães BMR, Santos-Neto E, Carvalho RR, Cunha HA, Azevedo AF, Bisi TL, Lailson-Brito J. Oliveira-Ferreira N, et al. Sci Total Environ. 2024 May 20;926:171912. doi: 10.1016/j.scitotenv.2024.171912. Epub 2024 Mar 24. Sci Total Environ. 2024. PMID: 38522545
Thus, this study aimed to assess the bioaccumulation of POPs (PCBs, DDTs, HCB, mirex and PBDEs) and natural organobromine compounds (MeO-BDEs) using gas-chromatography coupled to mass spectrometry in biopsy samples of Atlantic spotted dolphins (Stenella frontalis, n = 20) …
Thus, this study aimed to assess the bioaccumulation of POPs (PCBs, DDTs, HCB, mirex and PBDEs) and natural organobromine compounds ( …
Nontargeted Screening of Halogenated Organic Compounds in Bottlenose Dolphins (Tursiops truncatus) from Rio de Janeiro, Brazil.
Alonso MB, Maruya KA, Dodder NG, Lailson-Brito J Jr, Azevedo A, Santos-Neto E, Torres JP, Malm O, Hoh E. Alonso MB, et al. Environ Sci Technol. 2017 Feb 7;51(3):1176-1185. doi: 10.1021/acs.est.6b04186. Epub 2017 Jan 27. Environ Sci Technol. 2017. PMID: 28055195 Free PMC article.
Nearly 90% of the detected compounds are not routinely monitored in the environment. DDT-related and mirex/dechlorane-related compounds were the most abundant classes of anthropogenic origin. ...HOC profiles in coastal T. truncatus from Brazil and California revealed a dis …
Nearly 90% of the detected compounds are not routinely monitored in the environment. DDT-related and mirex/dechlorane-related compoun …
Historical trends of organochlorine pesticides in a sediment core from the Gulf of Batabanó, Cuba.
Alonso-Hernández CM, Tolosa I, Mesa-Albernas M, Díaz-Asencio M, Corcho-Alvarado JA, Sánchez-Cabeza JA. Alonso-Hernández CM, et al. Chemosphere. 2015 Oct;137:95-100. doi: 10.1016/j.chemosphere.2015.05.044. Epub 2015 Jun 3. Chemosphere. 2015. PMID: 26051863
In this work, the vertical distribution of organochlorine pesticides (DDTs, Lindane, HCB, Heptachlor, Aldrin and Mirex) was determined in a sediment core collected from the Gulf of Batabano, Cuba, which was dated by using the (210)Pb dating method and validated with the (2 …
In this work, the vertical distribution of organochlorine pesticides (DDTs, Lindane, HCB, Heptachlor, Aldrin and Mirex) was determine …
Organochlorine pesticides (OCPs) and polychlorinated biphenyls (PCBs) in sediments from the Gulf of Batabanó, Cuba.
Alonso-Hernandez CM, Mesa-Albernas M, Tolosa I. Alonso-Hernandez CM, et al. Chemosphere. 2014 Jan;94:36-41. doi: 10.1016/j.chemosphere.2013.09.007. Epub 2013 Oct 6. Chemosphere. 2014. PMID: 24103440
Lindane was present at very low concentrations in the range n.d. to 0.05 ng g(-1), while PCBs and other organochlorine pesticide residues, such as HCB, Heptaclor, Aldrin and Mirex were lower than detection limits (0.010 ng g(-1)). According to established sediment quality …
Lindane was present at very low concentrations in the range n.d. to 0.05 ng g(-1), while PCBs and other organochlorine pesticide residues, s …
Organochlorine pesticides residues in feed and muscle of farmed Nile tilapia from Brazilian fish farms.
Botaro D, Torres JP, Malm O, Rebelo MF, Henkelmann B, Schramm KW. Botaro D, et al. Food Chem Toxicol. 2011 Sep;49(9):2125-30. doi: 10.1016/j.fct.2011.05.027. Epub 2011 Jun 12. Food Chem Toxicol. 2011. PMID: 21664942 Free article.
Some OCPs (sigmaHCH, aldrin, dieldrin and endrin) presented strong positive correlations (p<0.05) between feed and fish muscle concentrations, while others (sigmaDDT, mirex, chlordane, sigmaHCB and endosulfan) presented no correlation. ...
Some OCPs (sigmaHCH, aldrin, dieldrin and endrin) presented strong positive correlations (p<0.05) between feed and fish muscle concentrat …