Chronic exposure to pentachlorophenol alters thyroid hormones and thyroid hormone pathway mRNAs in zebrafish

Pentachlorophenol (PCP) is frequently detected in the aquatic environment and has been implicated as an endocrine disruptor in fish. In the present study, 4‐month‐old zebrafish (Danio rerio) were exposed to 1 of 4 concentrations of PCP (0.1, 1, 9, and 27 µg/L) for 70 d. The effects of PCP exposure o...

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Veröffentlicht in:Environmental toxicology and chemistry 2014-01, Vol.33 (1), p.170-176
Hauptverfasser: Yu, Li‐Qin, Zhao, Gao‐Feng, Feng, Min, Wen, Wu, Li, Kun, Zhang, Pan‐Wei, Peng, Xi, Huo, Wei‐Jie, Zhou, Huai‐Dong
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container_end_page 176
container_issue 1
container_start_page 170
container_title Environmental toxicology and chemistry
container_volume 33
creator Yu, Li‐Qin
Zhao, Gao‐Feng
Feng, Min
Wen, Wu
Li, Kun
Zhang, Pan‐Wei
Peng, Xi
Huo, Wei‐Jie
Zhou, Huai‐Dong
description Pentachlorophenol (PCP) is frequently detected in the aquatic environment and has been implicated as an endocrine disruptor in fish. In the present study, 4‐month‐old zebrafish (Danio rerio) were exposed to 1 of 4 concentrations of PCP (0.1, 1, 9, and 27 µg/L) for 70 d. The effects of PCP exposure on plasma thyroid hormone levels, and the expression levels of selected genes, were measured in the brain and liver. The PCP exposure at 27 µg/L resulted in elevated plasma thyroxine concentrations in male and female zebrafish and depressed 3, 5, 3'‐triiodothyronine concentrations in males only. In both sexes, PCP exposure resulted in decreased messenger RNA (mRNA) expression levels of thyroid‐stimulating hormone β‐subunit (tshβ) and thyroid hormone receptor β (trβ) in the brain, as well as increased liver levels of uridine diphosphoglucuronosyl transferase (ugt1ab) and decreased deiodinase 1 (dio1). The authors also identified several sex‐specific effects of PCP exposure, including changes in mRNA levels for deiodinase 2 (dio2), cytosolic sulfotransferase (sult1 st5), and transthyretin (ttr) genes in the liver. Environmental PCP exposure also caused an increased malformation rate in offspring that received maternal exposure to PCP. The present study demonstrates that chronic exposure to environmental levels of PCP alters plasma thyroid hormone levels, as well as the expression of genes associated with thyroid hormone signaling and metabolism in the hypothalamic‐pituitary‐thyroid (HPT) axis and liver, resulting in abnormal zebrafish development. Environ Toxicol Chem 2014;33:170–176. © 2013 SETAC
doi_str_mv 10.1002/etc.2408
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In the present study, 4‐month‐old zebrafish (Danio rerio) were exposed to 1 of 4 concentrations of PCP (0.1, 1, 9, and 27 µg/L) for 70 d. The effects of PCP exposure on plasma thyroid hormone levels, and the expression levels of selected genes, were measured in the brain and liver. The PCP exposure at 27 µg/L resulted in elevated plasma thyroxine concentrations in male and female zebrafish and depressed 3, 5, 3'‐triiodothyronine concentrations in males only. In both sexes, PCP exposure resulted in decreased messenger RNA (mRNA) expression levels of thyroid‐stimulating hormone β‐subunit (tshβ) and thyroid hormone receptor β (trβ) in the brain, as well as increased liver levels of uridine diphosphoglucuronosyl transferase (ugt1ab) and decreased deiodinase 1 (dio1). The authors also identified several sex‐specific effects of PCP exposure, including changes in mRNA levels for deiodinase 2 (dio2), cytosolic sulfotransferase (sult1 st5), and transthyretin (ttr) genes in the liver. Environmental PCP exposure also caused an increased malformation rate in offspring that received maternal exposure to PCP. The present study demonstrates that chronic exposure to environmental levels of PCP alters plasma thyroid hormone levels, as well as the expression of genes associated with thyroid hormone signaling and metabolism in the hypothalamic‐pituitary‐thyroid (HPT) axis and liver, resulting in abnormal zebrafish development. Environ Toxicol Chem 2014;33:170–176. © 2013 SETAC</description><identifier>ISSN: 0730-7268</identifier><identifier>EISSN: 1552-8618</identifier><identifier>DOI: 10.1002/etc.2408</identifier><identifier>PMID: 24123209</identifier><identifier>CODEN: ETOCDK</identifier><language>eng</language><publisher>Pensacola, FL: Blackwell Publishing Ltd</publisher><subject>abnormal development ; Agnatha. 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Psychology ; Gene expression ; Genes ; Glucuronosyltransferase - genetics ; Hormones ; Hypothalamic-pituitary-thyroid axis ; Iodide Peroxidase - genetics ; Liver ; Liver - drug effects ; Liver - metabolism ; Male ; Males ; messenger RNA ; metabolism ; Offspring ; Pentachlorophenol ; Pentachlorophenol - toxicity ; prealbumin ; Prealbumin - genetics ; progeny ; RNA, Messenger - metabolism ; Signal transduction ; Thyroid ; Thyroid gland ; Thyroid hormone ; Thyroid Hormone Receptors beta - genetics ; thyroid hormones ; Thyroid Hormones - blood ; Thyrotropin, beta Subunit - genetics ; thyroxine ; uridine ; Water Pollutants, Chemical - toxicity ; Zebrafish ; Zebrafish - genetics ; Zebrafish - metabolism ; Zebrafish Proteins - genetics</subject><ispartof>Environmental toxicology and chemistry, 2014-01, Vol.33 (1), p.170-176</ispartof><rights>2013 SETAC</rights><rights>2015 INIST-CNRS</rights><rights>2013 SETAC.</rights><rights>Copyright Blackwell Publishing Ltd. 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In the present study, 4‐month‐old zebrafish (Danio rerio) were exposed to 1 of 4 concentrations of PCP (0.1, 1, 9, and 27 µg/L) for 70 d. The effects of PCP exposure on plasma thyroid hormone levels, and the expression levels of selected genes, were measured in the brain and liver. The PCP exposure at 27 µg/L resulted in elevated plasma thyroxine concentrations in male and female zebrafish and depressed 3, 5, 3'‐triiodothyronine concentrations in males only. In both sexes, PCP exposure resulted in decreased messenger RNA (mRNA) expression levels of thyroid‐stimulating hormone β‐subunit (tshβ) and thyroid hormone receptor β (trβ) in the brain, as well as increased liver levels of uridine diphosphoglucuronosyl transferase (ugt1ab) and decreased deiodinase 1 (dio1). The authors also identified several sex‐specific effects of PCP exposure, including changes in mRNA levels for deiodinase 2 (dio2), cytosolic sulfotransferase (sult1 st5), and transthyretin (ttr) genes in the liver. Environmental PCP exposure also caused an increased malformation rate in offspring that received maternal exposure to PCP. The present study demonstrates that chronic exposure to environmental levels of PCP alters plasma thyroid hormone levels, as well as the expression of genes associated with thyroid hormone signaling and metabolism in the hypothalamic‐pituitary‐thyroid (HPT) axis and liver, resulting in abnormal zebrafish development. Environ Toxicol Chem 2014;33:170–176. © 2013 SETAC</description><subject>abnormal development</subject><subject>Agnatha. Pisces</subject><subject>Animal, plant and microbial ecology</subject><subject>Animals</subject><subject>Applied ecology</subject><subject>Aquatic environment</subject><subject>Arylsulfotransferase - genetics</subject><subject>Biological and medical sciences</subject><subject>brain</subject><subject>Brain - drug effects</subject><subject>Brain - metabolism</subject><subject>chronic exposure</subject><subject>Danio rerio</subject><subject>Ecotoxicology, biological effects of pollution</subject><subject>Effects of pollution and side effects of pesticides on vertebrates</subject><subject>Endocrine disruptors</subject><subject>environmental exposure</subject><subject>Exposure</subject><subject>Female</subject><subject>fish</subject><subject>Freshwater</subject><subject>Fundamental and applied biological sciences. Psychology</subject><subject>Gene expression</subject><subject>Genes</subject><subject>Glucuronosyltransferase - genetics</subject><subject>Hormones</subject><subject>Hypothalamic-pituitary-thyroid axis</subject><subject>Iodide Peroxidase - genetics</subject><subject>Liver</subject><subject>Liver - drug effects</subject><subject>Liver - metabolism</subject><subject>Male</subject><subject>Males</subject><subject>messenger RNA</subject><subject>metabolism</subject><subject>Offspring</subject><subject>Pentachlorophenol</subject><subject>Pentachlorophenol - toxicity</subject><subject>prealbumin</subject><subject>Prealbumin - genetics</subject><subject>progeny</subject><subject>RNA, Messenger - metabolism</subject><subject>Signal transduction</subject><subject>Thyroid</subject><subject>Thyroid gland</subject><subject>Thyroid hormone</subject><subject>Thyroid Hormone Receptors beta - genetics</subject><subject>thyroid hormones</subject><subject>Thyroid Hormones - blood</subject><subject>Thyrotropin, beta Subunit - genetics</subject><subject>thyroxine</subject><subject>uridine</subject><subject>Water Pollutants, Chemical - toxicity</subject><subject>Zebrafish</subject><subject>Zebrafish - genetics</subject><subject>Zebrafish - metabolism</subject><subject>Zebrafish Proteins - genetics</subject><issn>0730-7268</issn><issn>1552-8618</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2014</creationdate><recordtype>article</recordtype><sourceid>EIF</sourceid><recordid>eNqF0VFr1TAUB_Agiru7Cn4CDYjgS-dpkibN47joFMcc1w19C7npqe1smy5p2e4-vb3cusFAfAocfvzPCX9CXqVwlAKwDzi4IyYgf0IWaZaxJJdp_pQsQHFIFJP5ATmM8QoglVrr5-SAiZRxBnpBmlUVfFc7ire9j2NAOnjaYzdYVzU--L7CzjfUNgOGSIdqG3xd0MqH1ncYqe2Kx0Pa26G6sVvars-OI607eoebYMs6Vi_Is9I2EV_O75Jcfvp4sfqcnH47-bI6Pk1cJkSeOCm4RsGwEHmxcaVDW0LBreUCGNebjDknQItCcu24UNwBsywv0YHgOI2W5P0-tw_-esQ4mLaODpvGdujHaFIpGGNKafg_FZpJDrvFS_L2Eb3yY-imj0xK8VyDzNhDoAs-xoCl6UPd2rA1KZhdWWYqy-zKmujrOXDctFjcw7_tTODdDGx0timD7VwdH1zOJADfuWTvbuoGt_9caCYzL559HQe8vfc2_DZScZWZH2cn5pzDz_Ov67W5mPybvS-tN_ZXmG64_M4gFQCQqQwy_gdXTcNc</recordid><startdate>201401</startdate><enddate>201401</enddate><creator>Yu, Li‐Qin</creator><creator>Zhao, Gao‐Feng</creator><creator>Feng, Min</creator><creator>Wen, Wu</creator><creator>Li, Kun</creator><creator>Zhang, Pan‐Wei</creator><creator>Peng, Xi</creator><creator>Huo, Wei‐Jie</creator><creator>Zhou, Huai‐Dong</creator><general>Blackwell Publishing Ltd</general><general>SETAC</general><scope>FBQ</scope><scope>BSCLL</scope><scope>IQODW</scope><scope>CGR</scope><scope>CUY</scope><scope>CVF</scope><scope>ECM</scope><scope>EIF</scope><scope>NPM</scope><scope>AAYXX</scope><scope>CITATION</scope><scope>7QO</scope><scope>7SN</scope><scope>7SS</scope><scope>7ST</scope><scope>7T7</scope><scope>7TK</scope><scope>7U7</scope><scope>8FD</scope><scope>C1K</scope><scope>FR3</scope><scope>K9.</scope><scope>P64</scope><scope>RC3</scope><scope>SOI</scope><scope>F1W</scope><scope>H95</scope><scope>L.G</scope><scope>7SU</scope><scope>KR7</scope></search><sort><creationdate>201401</creationdate><title>Chronic exposure to pentachlorophenol alters thyroid hormones and thyroid hormone pathway mRNAs in zebrafish</title><author>Yu, Li‐Qin ; Zhao, Gao‐Feng ; Feng, Min ; Wen, Wu ; Li, Kun ; Zhang, Pan‐Wei ; Peng, Xi ; Huo, Wei‐Jie ; Zhou, Huai‐Dong</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-LOGICAL-c5448-c6439e42ed48dbcfceaf0d3aa340239b52cc4094d639c3473c02a28fec043e9c3</frbrgroupid><rsrctype>articles</rsrctype><prefilter>articles</prefilter><language>eng</language><creationdate>2014</creationdate><topic>abnormal development</topic><topic>Agnatha. Pisces</topic><topic>Animal, plant and microbial ecology</topic><topic>Animals</topic><topic>Applied ecology</topic><topic>Aquatic environment</topic><topic>Arylsulfotransferase - genetics</topic><topic>Biological and medical sciences</topic><topic>brain</topic><topic>Brain - drug effects</topic><topic>Brain - metabolism</topic><topic>chronic exposure</topic><topic>Danio rerio</topic><topic>Ecotoxicology, biological effects of pollution</topic><topic>Effects of pollution and side effects of pesticides on vertebrates</topic><topic>Endocrine disruptors</topic><topic>environmental exposure</topic><topic>Exposure</topic><topic>Female</topic><topic>fish</topic><topic>Freshwater</topic><topic>Fundamental and applied biological sciences. Psychology</topic><topic>Gene expression</topic><topic>Genes</topic><topic>Glucuronosyltransferase - genetics</topic><topic>Hormones</topic><topic>Hypothalamic-pituitary-thyroid axis</topic><topic>Iodide Peroxidase - genetics</topic><topic>Liver</topic><topic>Liver - drug effects</topic><topic>Liver - metabolism</topic><topic>Male</topic><topic>Males</topic><topic>messenger RNA</topic><topic>metabolism</topic><topic>Offspring</topic><topic>Pentachlorophenol</topic><topic>Pentachlorophenol - toxicity</topic><topic>prealbumin</topic><topic>Prealbumin - genetics</topic><topic>progeny</topic><topic>RNA, Messenger - metabolism</topic><topic>Signal transduction</topic><topic>Thyroid</topic><topic>Thyroid gland</topic><topic>Thyroid hormone</topic><topic>Thyroid Hormone Receptors beta - genetics</topic><topic>thyroid hormones</topic><topic>Thyroid Hormones - blood</topic><topic>Thyrotropin, beta Subunit - genetics</topic><topic>thyroxine</topic><topic>uridine</topic><topic>Water Pollutants, Chemical - toxicity</topic><topic>Zebrafish</topic><topic>Zebrafish - genetics</topic><topic>Zebrafish - metabolism</topic><topic>Zebrafish Proteins - genetics</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Yu, Li‐Qin</creatorcontrib><creatorcontrib>Zhao, Gao‐Feng</creatorcontrib><creatorcontrib>Feng, Min</creatorcontrib><creatorcontrib>Wen, Wu</creatorcontrib><creatorcontrib>Li, Kun</creatorcontrib><creatorcontrib>Zhang, Pan‐Wei</creatorcontrib><creatorcontrib>Peng, Xi</creatorcontrib><creatorcontrib>Huo, Wei‐Jie</creatorcontrib><creatorcontrib>Zhou, Huai‐Dong</creatorcontrib><collection>AGRIS</collection><collection>Istex</collection><collection>Pascal-Francis</collection><collection>Medline</collection><collection>MEDLINE</collection><collection>MEDLINE (Ovid)</collection><collection>MEDLINE</collection><collection>MEDLINE</collection><collection>PubMed</collection><collection>CrossRef</collection><collection>Biotechnology Research Abstracts</collection><collection>Ecology Abstracts</collection><collection>Entomology Abstracts (Full archive)</collection><collection>Environment Abstracts</collection><collection>Industrial and Applied Microbiology Abstracts (Microbiology A)</collection><collection>Neurosciences Abstracts</collection><collection>Toxicology Abstracts</collection><collection>Technology Research Database</collection><collection>Environmental Sciences and Pollution Management</collection><collection>Engineering Research Database</collection><collection>ProQuest Health &amp; Medical Complete (Alumni)</collection><collection>Biotechnology and BioEngineering Abstracts</collection><collection>Genetics Abstracts</collection><collection>Environment Abstracts</collection><collection>ASFA: Aquatic Sciences and Fisheries Abstracts</collection><collection>Aquatic Science &amp; Fisheries Abstracts (ASFA) 1: Biological Sciences &amp; Living Resources</collection><collection>Aquatic Science &amp; Fisheries Abstracts (ASFA) Professional</collection><collection>Environmental Engineering Abstracts</collection><collection>Civil Engineering Abstracts</collection><jtitle>Environmental toxicology and chemistry</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext</fulltext></delivery><addata><au>Yu, Li‐Qin</au><au>Zhao, Gao‐Feng</au><au>Feng, Min</au><au>Wen, Wu</au><au>Li, Kun</au><au>Zhang, Pan‐Wei</au><au>Peng, Xi</au><au>Huo, Wei‐Jie</au><au>Zhou, Huai‐Dong</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>Chronic exposure to pentachlorophenol alters thyroid hormones and thyroid hormone pathway mRNAs in zebrafish</atitle><jtitle>Environmental toxicology and chemistry</jtitle><addtitle>Environ Toxicol Chem</addtitle><date>2014-01</date><risdate>2014</risdate><volume>33</volume><issue>1</issue><spage>170</spage><epage>176</epage><pages>170-176</pages><issn>0730-7268</issn><eissn>1552-8618</eissn><coden>ETOCDK</coden><abstract>Pentachlorophenol (PCP) is frequently detected in the aquatic environment and has been implicated as an endocrine disruptor in fish. In the present study, 4‐month‐old zebrafish (Danio rerio) were exposed to 1 of 4 concentrations of PCP (0.1, 1, 9, and 27 µg/L) for 70 d. The effects of PCP exposure on plasma thyroid hormone levels, and the expression levels of selected genes, were measured in the brain and liver. The PCP exposure at 27 µg/L resulted in elevated plasma thyroxine concentrations in male and female zebrafish and depressed 3, 5, 3'‐triiodothyronine concentrations in males only. In both sexes, PCP exposure resulted in decreased messenger RNA (mRNA) expression levels of thyroid‐stimulating hormone β‐subunit (tshβ) and thyroid hormone receptor β (trβ) in the brain, as well as increased liver levels of uridine diphosphoglucuronosyl transferase (ugt1ab) and decreased deiodinase 1 (dio1). The authors also identified several sex‐specific effects of PCP exposure, including changes in mRNA levels for deiodinase 2 (dio2), cytosolic sulfotransferase (sult1 st5), and transthyretin (ttr) genes in the liver. Environmental PCP exposure also caused an increased malformation rate in offspring that received maternal exposure to PCP. The present study demonstrates that chronic exposure to environmental levels of PCP alters plasma thyroid hormone levels, as well as the expression of genes associated with thyroid hormone signaling and metabolism in the hypothalamic‐pituitary‐thyroid (HPT) axis and liver, resulting in abnormal zebrafish development. Environ Toxicol Chem 2014;33:170–176. © 2013 SETAC</abstract><cop>Pensacola, FL</cop><pub>Blackwell Publishing Ltd</pub><pmid>24123209</pmid><doi>10.1002/etc.2408</doi><tpages>7</tpages></addata></record>
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subjects abnormal development
Agnatha. Pisces
Animal, plant and microbial ecology
Animals
Applied ecology
Aquatic environment
Arylsulfotransferase - genetics
Biological and medical sciences
brain
Brain - drug effects
Brain - metabolism
chronic exposure
Danio rerio
Ecotoxicology, biological effects of pollution
Effects of pollution and side effects of pesticides on vertebrates
Endocrine disruptors
environmental exposure
Exposure
Female
fish
Freshwater
Fundamental and applied biological sciences. Psychology
Gene expression
Genes
Glucuronosyltransferase - genetics
Hormones
Hypothalamic-pituitary-thyroid axis
Iodide Peroxidase - genetics
Liver
Liver - drug effects
Liver - metabolism
Male
Males
messenger RNA
metabolism
Offspring
Pentachlorophenol
Pentachlorophenol - toxicity
prealbumin
Prealbumin - genetics
progeny
RNA, Messenger - metabolism
Signal transduction
Thyroid
Thyroid gland
Thyroid hormone
Thyroid Hormone Receptors beta - genetics
thyroid hormones
Thyroid Hormones - blood
Thyrotropin, beta Subunit - genetics
thyroxine
uridine
Water Pollutants, Chemical - toxicity
Zebrafish
Zebrafish - genetics
Zebrafish - metabolism
Zebrafish Proteins - genetics
title Chronic exposure to pentachlorophenol alters thyroid hormones and thyroid hormone pathway mRNAs in zebrafish
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