Use of the concept ‘environmentally relevant level’ in linking the results of pesticide toxicity studies to public health outcomes

Evidence is growing that human exposures to pesticides are contributing in a myriad of complex ways to chronic disease. Regulatory and public health agencies have struggled for years with the definition of acceptable exposure thresholds. At the same time, scientists are trying to design studies so t...

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Main Authors: Robin Mesnage, Charles Benbrook
Format: Article
Language:English
Published: Taylor & Francis Group 2023-12-01
Series:All Life
Subjects:
Online Access:http://dx.doi.org/10.1080/26895293.2023.2167872
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author Robin Mesnage
Charles Benbrook
author_facet Robin Mesnage
Charles Benbrook
author_sort Robin Mesnage
collection DOAJ
description Evidence is growing that human exposures to pesticides are contributing in a myriad of complex ways to chronic disease. Regulatory and public health agencies have struggled for years with the definition of acceptable exposure thresholds. At the same time, scientists are trying to design studies so that a chemical is delivered at ‘environmentally relevant levels.’ The aim of this review is to: (1) explain the many factors that must be taken into account in determining environmentally relevant levels or doses; (2) improve the ability to properly translate results from laboratory studies into human-health risk assessment; (3) enhance opportunities to compare results across studies using different experimental designs, organisms and routes of exposure. We found that confusion over the relationship between concentrations, dosing levels, regulatory thresholds and ‘safe’ exposure levels is common. We provide recommendations to scientists and authors, peer reviewers and journal editors in the hope of advancing understanding of how to design, carry out, interpret and explain the real-world significance of both old and new lines of scientific inquiry.
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spelling doaj.art-32e6fc76f03f4979b37e24a5b4db87612023-12-07T15:12:04ZengTaylor & Francis GroupAll Life2689-53072023-12-0116110.1080/26895293.2023.21678722167872Use of the concept ‘environmentally relevant level’ in linking the results of pesticide toxicity studies to public health outcomesRobin Mesnage0Charles Benbrook1King's College LondonHeartland Health Research Alliance and Benbrook Consulting ServicesEvidence is growing that human exposures to pesticides are contributing in a myriad of complex ways to chronic disease. Regulatory and public health agencies have struggled for years with the definition of acceptable exposure thresholds. At the same time, scientists are trying to design studies so that a chemical is delivered at ‘environmentally relevant levels.’ The aim of this review is to: (1) explain the many factors that must be taken into account in determining environmentally relevant levels or doses; (2) improve the ability to properly translate results from laboratory studies into human-health risk assessment; (3) enhance opportunities to compare results across studies using different experimental designs, organisms and routes of exposure. We found that confusion over the relationship between concentrations, dosing levels, regulatory thresholds and ‘safe’ exposure levels is common. We provide recommendations to scientists and authors, peer reviewers and journal editors in the hope of advancing understanding of how to design, carry out, interpret and explain the real-world significance of both old and new lines of scientific inquiry.http://dx.doi.org/10.1080/26895293.2023.2167872environmentally relevantrisk assessmentpesticidesexposure
spellingShingle Robin Mesnage
Charles Benbrook
Use of the concept ‘environmentally relevant level’ in linking the results of pesticide toxicity studies to public health outcomes
All Life
environmentally relevant
risk assessment
pesticides
exposure
title Use of the concept ‘environmentally relevant level’ in linking the results of pesticide toxicity studies to public health outcomes
title_full Use of the concept ‘environmentally relevant level’ in linking the results of pesticide toxicity studies to public health outcomes
title_fullStr Use of the concept ‘environmentally relevant level’ in linking the results of pesticide toxicity studies to public health outcomes
title_full_unstemmed Use of the concept ‘environmentally relevant level’ in linking the results of pesticide toxicity studies to public health outcomes
title_short Use of the concept ‘environmentally relevant level’ in linking the results of pesticide toxicity studies to public health outcomes
title_sort use of the concept environmentally relevant level in linking the results of pesticide toxicity studies to public health outcomes
topic environmentally relevant
risk assessment
pesticides
exposure
url http://dx.doi.org/10.1080/26895293.2023.2167872
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