Hexafluoropropylene oxide tetramer acid (HFPO-TeA)-induced developmental toxicities in chicken embryo: Peroxisome proliferator-activated receptor Alpha (PPARα) is involved

Hexafluoropropylene oxide tetramer acid (HFPO-TeA) is an emerging environmental contaminant, with environmental presence but limited toxicological information. To investigate its potential developmental toxicities, various doses of HFPO-TeA exposure were achieved in chicken embryos via air cell inje...

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Main Authors: Qixuan Dong, Yajie Guo, Junhua Yuan, Shuping Zhong, Hao Ni, Jingyi Liu, Mengzhen Zhang, Jiaqi Sun, Shuqi Yuan, Huan Yu, Yuxu Zhong, Qixiao Jiang
Format: Article
Language:English
Published: Elsevier 2023-03-01
Series:Ecotoxicology and Environmental Safety
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S0147651323001756
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author Qixuan Dong
Yajie Guo
Junhua Yuan
Shuping Zhong
Hao Ni
Jingyi Liu
Mengzhen Zhang
Jiaqi Sun
Shuqi Yuan
Huan Yu
Yuxu Zhong
Qixiao Jiang
author_facet Qixuan Dong
Yajie Guo
Junhua Yuan
Shuping Zhong
Hao Ni
Jingyi Liu
Mengzhen Zhang
Jiaqi Sun
Shuqi Yuan
Huan Yu
Yuxu Zhong
Qixiao Jiang
author_sort Qixuan Dong
collection DOAJ
description Hexafluoropropylene oxide tetramer acid (HFPO-TeA) is an emerging environmental contaminant, with environmental presence but limited toxicological information. To investigate its potential developmental toxicities, various doses of HFPO-TeA exposure were achieved in chicken embryos via air cell injection, and the exposed embryos were incubated until hatch. Within 24 h of hatch, the hatchling chickens were assessed with electrocardiography and histopathology for toxicological evaluation. For mechanistic investigation, in ovo silencing of PPARα was achieved via lentivirus microinjection, then the morphological/functional endpoints along with protein expression levels of PPARα-regulated genes were assessed. HFPO-TeA exposure in chicken embryo resulted in developmental cardiotoxicity and hepatotoxicity. Specifically, decreased right ventricular wall thickness, increased heart rate and hepatic steatosis were observed, whereas silencing of PPARα resulted in alleviation of observed toxicities. Western blotting for EHHADH and FABPs suggested that developmental exposure to HFPO-TeA effectively increased the expression levels of both targets in hatchling chicken heart and liver tissue samples, while PPARα silencing prevented such changes, suggesting that PPARα and its downstream genes are playing critical roles in HFPO-TeA induced developmental toxicities.
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spelling doaj.art-45a03e18e37d418b83285b5f42b079a22023-03-16T05:01:18ZengElsevierEcotoxicology and Environmental Safety0147-65132023-03-01253114671Hexafluoropropylene oxide tetramer acid (HFPO-TeA)-induced developmental toxicities in chicken embryo: Peroxisome proliferator-activated receptor Alpha (PPARα) is involvedQixuan Dong0Yajie Guo1Junhua Yuan2Shuping Zhong3Hao Ni4Jingyi Liu5Mengzhen Zhang6Jiaqi Sun7Shuqi Yuan8Huan Yu9Yuxu Zhong10Qixiao Jiang11Department of Toxicology, School of Public Health, Qingdao University, 308 Ningxia Road, Qingdao, ChinaDepartment of Toxicology, School of Public Health, Qingdao University, 308 Ningxia Road, Qingdao, ChinaDepartment of Special Medicine, School of Basic Medicine, Qingdao University, 308 Ningxia Road, Qingdao, ChinaDepartment of Toxicology, School of Public Health, Qingdao University, 308 Ningxia Road, Qingdao, ChinaDepartment of Toxicology, School of Public Health, Qingdao University, 308 Ningxia Road, Qingdao, ChinaDepartment of Toxicology, School of Public Health, Qingdao University, 308 Ningxia Road, Qingdao, ChinaDepartment of Toxicology, School of Public Health, Qingdao University, 308 Ningxia Road, Qingdao, ChinaDepartment of Toxicology, School of Public Health, Qingdao University, 308 Ningxia Road, Qingdao, ChinaDepartment of Toxicology, School of Public Health, Qingdao University, 308 Ningxia Road, Qingdao, ChinaDepartment of Toxicology, School of Public Health, Qingdao University, 308 Ningxia Road, Qingdao, ChinaState Key Laboratory of Toxicology and Medical Countermeasures, Beijing Institute of Pharmacology and Toxicology, 27 Taiping Road, Beijing, China; Correspondence to: State Key Laboratory of Toxicology and Medical Countermeasures, Beijing Institute of Pharmacology and Toxicology, Beijing, China.Department of Toxicology, School of Public Health, Qingdao University, 308 Ningxia Road, Qingdao, China; Correspondence to: Department of Toxicology, School of Public Health, Qingdao University, Qingdao, China.Hexafluoropropylene oxide tetramer acid (HFPO-TeA) is an emerging environmental contaminant, with environmental presence but limited toxicological information. To investigate its potential developmental toxicities, various doses of HFPO-TeA exposure were achieved in chicken embryos via air cell injection, and the exposed embryos were incubated until hatch. Within 24 h of hatch, the hatchling chickens were assessed with electrocardiography and histopathology for toxicological evaluation. For mechanistic investigation, in ovo silencing of PPARα was achieved via lentivirus microinjection, then the morphological/functional endpoints along with protein expression levels of PPARα-regulated genes were assessed. HFPO-TeA exposure in chicken embryo resulted in developmental cardiotoxicity and hepatotoxicity. Specifically, decreased right ventricular wall thickness, increased heart rate and hepatic steatosis were observed, whereas silencing of PPARα resulted in alleviation of observed toxicities. Western blotting for EHHADH and FABPs suggested that developmental exposure to HFPO-TeA effectively increased the expression levels of both targets in hatchling chicken heart and liver tissue samples, while PPARα silencing prevented such changes, suggesting that PPARα and its downstream genes are playing critical roles in HFPO-TeA induced developmental toxicities.http://www.sciencedirect.com/science/article/pii/S0147651323001756Hexafluoropropylene oxide tetramer acidPeroxisome proliferator-activated receptor AlphaDevelopmental toxicitiesChicken embryoIn ovo silencing
spellingShingle Qixuan Dong
Yajie Guo
Junhua Yuan
Shuping Zhong
Hao Ni
Jingyi Liu
Mengzhen Zhang
Jiaqi Sun
Shuqi Yuan
Huan Yu
Yuxu Zhong
Qixiao Jiang
Hexafluoropropylene oxide tetramer acid (HFPO-TeA)-induced developmental toxicities in chicken embryo: Peroxisome proliferator-activated receptor Alpha (PPARα) is involved
Ecotoxicology and Environmental Safety
Hexafluoropropylene oxide tetramer acid
Peroxisome proliferator-activated receptor Alpha
Developmental toxicities
Chicken embryo
In ovo silencing
title Hexafluoropropylene oxide tetramer acid (HFPO-TeA)-induced developmental toxicities in chicken embryo: Peroxisome proliferator-activated receptor Alpha (PPARα) is involved
title_full Hexafluoropropylene oxide tetramer acid (HFPO-TeA)-induced developmental toxicities in chicken embryo: Peroxisome proliferator-activated receptor Alpha (PPARα) is involved
title_fullStr Hexafluoropropylene oxide tetramer acid (HFPO-TeA)-induced developmental toxicities in chicken embryo: Peroxisome proliferator-activated receptor Alpha (PPARα) is involved
title_full_unstemmed Hexafluoropropylene oxide tetramer acid (HFPO-TeA)-induced developmental toxicities in chicken embryo: Peroxisome proliferator-activated receptor Alpha (PPARα) is involved
title_short Hexafluoropropylene oxide tetramer acid (HFPO-TeA)-induced developmental toxicities in chicken embryo: Peroxisome proliferator-activated receptor Alpha (PPARα) is involved
title_sort hexafluoropropylene oxide tetramer acid hfpo tea induced developmental toxicities in chicken embryo peroxisome proliferator activated receptor alpha pparα is involved
topic Hexafluoropropylene oxide tetramer acid
Peroxisome proliferator-activated receptor Alpha
Developmental toxicities
Chicken embryo
In ovo silencing
url http://www.sciencedirect.com/science/article/pii/S0147651323001756
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