Endocrine-Disrupting Air Pollutants and Their Effects on the Hypothalamus-Pituitary-Gonadal Axis

Anthropogenic endocrine-disrupting chemicals (EDCs) can contaminate air, soil, and water. Human exposures to EDCs occur through inhalation, absorption, and ingestion. EDCs act by disrupting various pathways in the endocrine system. When the hypothalamic–pituitary–gonadal (HPG) axis is disrupted by E...

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Main Authors: Elizabeth C. Plunk, Sean M. Richards
Format: Article
Language:English
Published: MDPI AG 2020-12-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:https://www.mdpi.com/1422-0067/21/23/9191
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author Elizabeth C. Plunk
Sean M. Richards
author_facet Elizabeth C. Plunk
Sean M. Richards
author_sort Elizabeth C. Plunk
collection DOAJ
description Anthropogenic endocrine-disrupting chemicals (EDCs) can contaminate air, soil, and water. Human exposures to EDCs occur through inhalation, absorption, and ingestion. EDCs act by disrupting various pathways in the endocrine system. When the hypothalamic–pituitary–gonadal (HPG) axis is disrupted by EDCs, there can be effects on fertility in both men and women. Not only can fertility be indirectly affected by EDC disruptions of the HPG axis, but EDCs can also directly affect the menstrual cycle and sperm morphology. In this review, we will discuss the current findings on EDCs that can be inhaled. This review examines effects of exposure to prominent EDCs: brominated and organophosphate flame retardants, diesel exhaust, polycyclic aromatic hydrocarbons, cadmium and lead, TCDD, and polychlorinated biphenyls on fertility through alterations that disrupt the HPG axis and fertility through inhalation. Although the studies included herein include multiple exposure routes, all the studies indicate receptor interactions that can occur from inhalation and the associated effects of all compounds on the HPG axis and subsequent fertility.
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spelling doaj.art-60ee74e364e3490b9f2a9b8db26aa0892023-11-20T23:13:32ZengMDPI AGInternational Journal of Molecular Sciences1661-65961422-00672020-12-012123919110.3390/ijms21239191Endocrine-Disrupting Air Pollutants and Their Effects on the Hypothalamus-Pituitary-Gonadal AxisElizabeth C. Plunk0Sean M. Richards1Department of Environmental Medicine, University of Rochester Medical School, Rochester, NY 14642, USADepartment of Biological, Geological and Environmental Sciences, University of Tennessee-Chattanooga, Chattanooga, TN 37403, USAAnthropogenic endocrine-disrupting chemicals (EDCs) can contaminate air, soil, and water. Human exposures to EDCs occur through inhalation, absorption, and ingestion. EDCs act by disrupting various pathways in the endocrine system. When the hypothalamic–pituitary–gonadal (HPG) axis is disrupted by EDCs, there can be effects on fertility in both men and women. Not only can fertility be indirectly affected by EDC disruptions of the HPG axis, but EDCs can also directly affect the menstrual cycle and sperm morphology. In this review, we will discuss the current findings on EDCs that can be inhaled. This review examines effects of exposure to prominent EDCs: brominated and organophosphate flame retardants, diesel exhaust, polycyclic aromatic hydrocarbons, cadmium and lead, TCDD, and polychlorinated biphenyls on fertility through alterations that disrupt the HPG axis and fertility through inhalation. Although the studies included herein include multiple exposure routes, all the studies indicate receptor interactions that can occur from inhalation and the associated effects of all compounds on the HPG axis and subsequent fertility.https://www.mdpi.com/1422-0067/21/23/9191endocrine disrupting chemicalshypothalamus-pituitary-gonadal axisair pollutants
spellingShingle Elizabeth C. Plunk
Sean M. Richards
Endocrine-Disrupting Air Pollutants and Their Effects on the Hypothalamus-Pituitary-Gonadal Axis
International Journal of Molecular Sciences
endocrine disrupting chemicals
hypothalamus-pituitary-gonadal axis
air pollutants
title Endocrine-Disrupting Air Pollutants and Their Effects on the Hypothalamus-Pituitary-Gonadal Axis
title_full Endocrine-Disrupting Air Pollutants and Their Effects on the Hypothalamus-Pituitary-Gonadal Axis
title_fullStr Endocrine-Disrupting Air Pollutants and Their Effects on the Hypothalamus-Pituitary-Gonadal Axis
title_full_unstemmed Endocrine-Disrupting Air Pollutants and Their Effects on the Hypothalamus-Pituitary-Gonadal Axis
title_short Endocrine-Disrupting Air Pollutants and Their Effects on the Hypothalamus-Pituitary-Gonadal Axis
title_sort endocrine disrupting air pollutants and their effects on the hypothalamus pituitary gonadal axis
topic endocrine disrupting chemicals
hypothalamus-pituitary-gonadal axis
air pollutants
url https://www.mdpi.com/1422-0067/21/23/9191
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