Stress Evaluation of Mouse Husbandry Environments for Improving Laboratory Animal Welfare

Animal welfare is recognized as essential for the coexistence of humans and animals. Considering the increased demand and interest in animal welfare, many methods for improving animal welfare are being devised, but which method reduces animal stress has not been scientifically verified. Therefore, r...

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Main Authors: Gwang-Hoon Lee, KilSoo Kim, Woori Jo
Format: Article
Language:English
Published: MDPI AG 2023-01-01
Series:Animals
Subjects:
Online Access:https://www.mdpi.com/2076-2615/13/2/249
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author Gwang-Hoon Lee
KilSoo Kim
Woori Jo
author_facet Gwang-Hoon Lee
KilSoo Kim
Woori Jo
author_sort Gwang-Hoon Lee
collection DOAJ
description Animal welfare is recognized as essential for the coexistence of humans and animals. Considering the increased demand and interest in animal welfare, many methods for improving animal welfare are being devised, but which method reduces animal stress has not been scientifically verified. Therefore, reducing animal stress by providing a proper breeding environment and environmental enrichment can be the basis for animal study. In this study, stress levels were assessed based on the mouse-breeding environment. We considered that the higher the body weight and the lower the corticosterone concentration, the lower the stress. According to the results, animals in the individual ventilation cages were determined to have lower serum cortisol concentrations, while the body weight of the animals was increased when in individual ventilation cages compared with individual isolated cages and when providing environmental enrichment compared with group breeding or not providing environmental enrichment. The results provide appropriate guidelines for improving laboratory animal welfare.
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spelling doaj.art-5ea638cfd1884a508c5ed2c9296c182f2023-11-30T20:53:17ZengMDPI AGAnimals2076-26152023-01-0113224910.3390/ani13020249Stress Evaluation of Mouse Husbandry Environments for Improving Laboratory Animal WelfareGwang-Hoon Lee0KilSoo Kim1Woori Jo2Preclinical Research Center, Daegu-Gyeongbuk Medical Innovation Foundation, Daegu 41061, Republic of KoreaPreclinical Research Center, Daegu-Gyeongbuk Medical Innovation Foundation, Daegu 41061, Republic of KoreaPreclinical Research Center, Daegu-Gyeongbuk Medical Innovation Foundation, Daegu 41061, Republic of KoreaAnimal welfare is recognized as essential for the coexistence of humans and animals. Considering the increased demand and interest in animal welfare, many methods for improving animal welfare are being devised, but which method reduces animal stress has not been scientifically verified. Therefore, reducing animal stress by providing a proper breeding environment and environmental enrichment can be the basis for animal study. In this study, stress levels were assessed based on the mouse-breeding environment. We considered that the higher the body weight and the lower the corticosterone concentration, the lower the stress. According to the results, animals in the individual ventilation cages were determined to have lower serum cortisol concentrations, while the body weight of the animals was increased when in individual ventilation cages compared with individual isolated cages and when providing environmental enrichment compared with group breeding or not providing environmental enrichment. The results provide appropriate guidelines for improving laboratory animal welfare.https://www.mdpi.com/2076-2615/13/2/249animal welfareenvironmental enrichmenthousinglaboratory animalsstress evaluation
spellingShingle Gwang-Hoon Lee
KilSoo Kim
Woori Jo
Stress Evaluation of Mouse Husbandry Environments for Improving Laboratory Animal Welfare
Animals
animal welfare
environmental enrichment
housing
laboratory animals
stress evaluation
title Stress Evaluation of Mouse Husbandry Environments for Improving Laboratory Animal Welfare
title_full Stress Evaluation of Mouse Husbandry Environments for Improving Laboratory Animal Welfare
title_fullStr Stress Evaluation of Mouse Husbandry Environments for Improving Laboratory Animal Welfare
title_full_unstemmed Stress Evaluation of Mouse Husbandry Environments for Improving Laboratory Animal Welfare
title_short Stress Evaluation of Mouse Husbandry Environments for Improving Laboratory Animal Welfare
title_sort stress evaluation of mouse husbandry environments for improving laboratory animal welfare
topic animal welfare
environmental enrichment
housing
laboratory animals
stress evaluation
url https://www.mdpi.com/2076-2615/13/2/249
work_keys_str_mv AT gwanghoonlee stressevaluationofmousehusbandryenvironmentsforimprovinglaboratoryanimalwelfare
AT kilsookim stressevaluationofmousehusbandryenvironmentsforimprovinglaboratoryanimalwelfare
AT woorijo stressevaluationofmousehusbandryenvironmentsforimprovinglaboratoryanimalwelfare