Transcriptomic profiles of muscle, heart, and spleen in reaction to circadian heat stress in Ethiopian highland and lowland male chicken

Temperature stress impacts both welfare and productivity of livestock. Global warming is expected to increase the impact, especially in tropical areas. We investigated the biological mechanisms regulated by temperature stress due to the circadian temperature cycle in temperature adapted and non-adap...

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Main Authors: Pas, M.F.W. te, Park, W., Srikanth, K., Kemp, Stephen J., Jun-Mo Kim, Dajeong Lim, Jong-Eun Park
Format: Journal Article
Language:Inglés
Published: Springer 2019
Subjects:
Online Access:https://hdl.handle.net/10568/98928
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author Pas, M.F.W. te
Park, W.
Srikanth, K.
Kemp, Stephen J.
Jun-Mo Kim
Dajeong Lim
Jong-Eun Park
author_browse Dajeong Lim
Jong-Eun Park
Jun-Mo Kim
Kemp, Stephen J.
Park, W.
Pas, M.F.W. te
Srikanth, K.
author_facet Pas, M.F.W. te
Park, W.
Srikanth, K.
Kemp, Stephen J.
Jun-Mo Kim
Dajeong Lim
Jong-Eun Park
author_sort Pas, M.F.W. te
collection Repository of Agricultural Research Outputs (CGSpace)
description Temperature stress impacts both welfare and productivity of livestock. Global warming is expected to increase the impact, especially in tropical areas. We investigated the biological mechanisms regulated by temperature stress due to the circadian temperature cycle in temperature adapted and non-adapted chicken under tropical conditions. We studied transcriptome profiles of heart, breast muscle, and spleen tissues of Ethiopian lowland chicken adapted to high circadian temperatures and non-adapted Ethiopian highland chicken under lowland conditions at three points during the day: morning, noon, and evening. Functional annotations and network analyses of genes differentially expressed among the time points of the day indicate major differences in the reactions of the tissues to increasing and decreasing temperatures, and also the two chickens lines differ. However, epigenetic changes of chromatin methylation and histone (de)acetylation seemed to be central regulatory mechanisms in all tissues in both chicken lines. Finally, all tissues showed differentially expressed genes between morning and evening times indicating biological mechanisms that need to change during the night to reach morning levels again the next day.
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spelling CGSpace989282024-08-27T10:34:57Z Transcriptomic profiles of muscle, heart, and spleen in reaction to circadian heat stress in Ethiopian highland and lowland male chicken Pas, M.F.W. te Park, W. Srikanth, K. Kemp, Stephen J. Jun-Mo Kim Dajeong Lim Jong-Eun Park heat stress spleen chickens heart meat cell biology biochemistry Temperature stress impacts both welfare and productivity of livestock. Global warming is expected to increase the impact, especially in tropical areas. We investigated the biological mechanisms regulated by temperature stress due to the circadian temperature cycle in temperature adapted and non-adapted chicken under tropical conditions. We studied transcriptome profiles of heart, breast muscle, and spleen tissues of Ethiopian lowland chicken adapted to high circadian temperatures and non-adapted Ethiopian highland chicken under lowland conditions at three points during the day: morning, noon, and evening. Functional annotations and network analyses of genes differentially expressed among the time points of the day indicate major differences in the reactions of the tissues to increasing and decreasing temperatures, and also the two chickens lines differ. However, epigenetic changes of chromatin methylation and histone (de)acetylation seemed to be central regulatory mechanisms in all tissues in both chicken lines. Finally, all tissues showed differentially expressed genes between morning and evening times indicating biological mechanisms that need to change during the night to reach morning levels again the next day. 2019-01-01 2019-01-02T13:09:49Z 2019-01-02T13:09:49Z Journal Article https://hdl.handle.net/10568/98928 en Open Access Springer Pas, M.F.W. te, Park, W., Srikanth, K., Kemp, S., Jun-Mo Kim, Dajeong Lim and Jong-Eun Park. 2018. Transcriptomic profiles of muscle, heart, and spleen in reaction to circadian heat stress in Ethiopian highland and lowland male chicken. Cell Stress and Chaperones
spellingShingle heat stress
spleen
chickens
heart
meat
cell biology
biochemistry
Pas, M.F.W. te
Park, W.
Srikanth, K.
Kemp, Stephen J.
Jun-Mo Kim
Dajeong Lim
Jong-Eun Park
Transcriptomic profiles of muscle, heart, and spleen in reaction to circadian heat stress in Ethiopian highland and lowland male chicken
title Transcriptomic profiles of muscle, heart, and spleen in reaction to circadian heat stress in Ethiopian highland and lowland male chicken
title_full Transcriptomic profiles of muscle, heart, and spleen in reaction to circadian heat stress in Ethiopian highland and lowland male chicken
title_fullStr Transcriptomic profiles of muscle, heart, and spleen in reaction to circadian heat stress in Ethiopian highland and lowland male chicken
title_full_unstemmed Transcriptomic profiles of muscle, heart, and spleen in reaction to circadian heat stress in Ethiopian highland and lowland male chicken
title_short Transcriptomic profiles of muscle, heart, and spleen in reaction to circadian heat stress in Ethiopian highland and lowland male chicken
title_sort transcriptomic profiles of muscle heart and spleen in reaction to circadian heat stress in ethiopian highland and lowland male chicken
topic heat stress
spleen
chickens
heart
meat
cell biology
biochemistry
url https://hdl.handle.net/10568/98928
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