Histological and molecular difference in albumen quality between post-adolescent hens and aged hens

ABSTRACT: The decline in albumen quality resulting from aging hens poses a threat to the financial benefits of the egg industry. Exploring the underlying mechanisms from the perspective of cell molecules of albumen formation is significant for the efficient regulation of albumen quality. Two individ...

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Main Authors: Xin-yu Chang, Obianwuna Uchechukwu Edna, Jing Wang, Hai-jun Zhang, Jian-min Zhou, Kai Qiu, Shu-geng Wu
Format: Article
Language:English
Published: Elsevier 2024-06-01
Series:Poultry Science
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S0032579124001974
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author Xin-yu Chang
Obianwuna Uchechukwu Edna
Jing Wang
Hai-jun Zhang
Jian-min Zhou
Kai Qiu
Shu-geng Wu
author_facet Xin-yu Chang
Obianwuna Uchechukwu Edna
Jing Wang
Hai-jun Zhang
Jian-min Zhou
Kai Qiu
Shu-geng Wu
author_sort Xin-yu Chang
collection DOAJ
description ABSTRACT: The decline in albumen quality resulting from aging hens poses a threat to the financial benefits of the egg industry. Exploring the underlying mechanisms from the perspective of cell molecules of albumen formation is significant for the efficient regulation of albumen quality. Two individual groups of Hy-Line Brown layers with ages of 40 (W40) and 100 (W100) wk old were used in the present study. Each group contained over 2,000 birds. This study assessed the egg quality, biochemical indicators and physiological status of hens between W40 and W100. Subsequently, a quantitative proteomic analysis was conducted to identify differences in protein abundance in magnum tissues between W40 and W100. In the W40 group, significant increases (P < 0.05) were notable for albumen quality (thick albumen solid content, albumen height, Haugh unit), serum indices (calcium, estrogen, and progesterone levels), magnum histomorphology (myosin light-chain kinase content, secretory capacity, mucosal fold, goblet cell count and proportion) as well as the total antioxidant capacity of the liver. However, the luminal diameter of the magnum, albumen gel properties and random coil of the albumen were increased (P < 0.05) in the W100 group. The activity of glutathione, superoxidase dismutase, and malondialdehyde in the liver, magnum, and serum did not vary (P > 0.05) among the groups. Proteomic analysis revealed the identification of 118 differentially expressed proteins between the groups, which comprised proteins associated with protein secretion, DNA damage and repair, cell proliferation, growth, antioxidants, and apoptosis. Furthermore, Kyoto Encyclopedia of Genes pathway analysis revealed that BRCA2 and FBN1 were significantly downregulated in Fanconi anemia (FA) and TGF-β signaling pathways in W100, validated through quantitative real-time PCR (qRT-PCR). In conclusion, significant age-related variations in albumen quality, and magnum morphology are regulated by proteins involved in antioxidant capacity.
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spelling doaj.art-d6a5873a590040debdf73923905d97fe2024-04-03T04:25:55ZengElsevierPoultry Science0032-57912024-06-011036103618Histological and molecular difference in albumen quality between post-adolescent hens and aged hensXin-yu Chang0Obianwuna Uchechukwu Edna1Jing Wang2Hai-jun Zhang3Jian-min Zhou4Kai Qiu5Shu-geng Wu6Key Laboratory of Feed Biotechnology, Ministry of Agriculture and Rural Affairs, Laboratory of Quality &amp; Safety Risk Assessment for Products on Feed-origin Risk Factor, Ministry of Agriculture and Rural Affairs, Institute of Feed Research, Chinese Academy of Agricultural Sciences, Beijing 100081, ChinaKey Laboratory of Feed Biotechnology, Ministry of Agriculture and Rural Affairs, Laboratory of Quality &amp; Safety Risk Assessment for Products on Feed-origin Risk Factor, Ministry of Agriculture and Rural Affairs, Institute of Feed Research, Chinese Academy of Agricultural Sciences, Beijing 100081, ChinaKey Laboratory of Feed Biotechnology, Ministry of Agriculture and Rural Affairs, Laboratory of Quality &amp; Safety Risk Assessment for Products on Feed-origin Risk Factor, Ministry of Agriculture and Rural Affairs, Institute of Feed Research, Chinese Academy of Agricultural Sciences, Beijing 100081, ChinaKey Laboratory of Feed Biotechnology, Ministry of Agriculture and Rural Affairs, Laboratory of Quality &amp; Safety Risk Assessment for Products on Feed-origin Risk Factor, Ministry of Agriculture and Rural Affairs, Institute of Feed Research, Chinese Academy of Agricultural Sciences, Beijing 100081, ChinaKey Laboratory of Feed Biotechnology, Ministry of Agriculture and Rural Affairs, Laboratory of Quality &amp; Safety Risk Assessment for Products on Feed-origin Risk Factor, Ministry of Agriculture and Rural Affairs, Institute of Feed Research, Chinese Academy of Agricultural Sciences, Beijing 100081, ChinaCorresponding author:; Key Laboratory of Feed Biotechnology, Ministry of Agriculture and Rural Affairs, Laboratory of Quality &amp; Safety Risk Assessment for Products on Feed-origin Risk Factor, Ministry of Agriculture and Rural Affairs, Institute of Feed Research, Chinese Academy of Agricultural Sciences, Beijing 100081, ChinaKey Laboratory of Feed Biotechnology, Ministry of Agriculture and Rural Affairs, Laboratory of Quality &amp; Safety Risk Assessment for Products on Feed-origin Risk Factor, Ministry of Agriculture and Rural Affairs, Institute of Feed Research, Chinese Academy of Agricultural Sciences, Beijing 100081, ChinaABSTRACT: The decline in albumen quality resulting from aging hens poses a threat to the financial benefits of the egg industry. Exploring the underlying mechanisms from the perspective of cell molecules of albumen formation is significant for the efficient regulation of albumen quality. Two individual groups of Hy-Line Brown layers with ages of 40 (W40) and 100 (W100) wk old were used in the present study. Each group contained over 2,000 birds. This study assessed the egg quality, biochemical indicators and physiological status of hens between W40 and W100. Subsequently, a quantitative proteomic analysis was conducted to identify differences in protein abundance in magnum tissues between W40 and W100. In the W40 group, significant increases (P < 0.05) were notable for albumen quality (thick albumen solid content, albumen height, Haugh unit), serum indices (calcium, estrogen, and progesterone levels), magnum histomorphology (myosin light-chain kinase content, secretory capacity, mucosal fold, goblet cell count and proportion) as well as the total antioxidant capacity of the liver. However, the luminal diameter of the magnum, albumen gel properties and random coil of the albumen were increased (P < 0.05) in the W100 group. The activity of glutathione, superoxidase dismutase, and malondialdehyde in the liver, magnum, and serum did not vary (P > 0.05) among the groups. Proteomic analysis revealed the identification of 118 differentially expressed proteins between the groups, which comprised proteins associated with protein secretion, DNA damage and repair, cell proliferation, growth, antioxidants, and apoptosis. Furthermore, Kyoto Encyclopedia of Genes pathway analysis revealed that BRCA2 and FBN1 were significantly downregulated in Fanconi anemia (FA) and TGF-β signaling pathways in W100, validated through quantitative real-time PCR (qRT-PCR). In conclusion, significant age-related variations in albumen quality, and magnum morphology are regulated by proteins involved in antioxidant capacity.http://www.sciencedirect.com/science/article/pii/S0032579124001974laying henalbumen qualitymagnum morphologyproteomicsantioxidant capacity
spellingShingle Xin-yu Chang
Obianwuna Uchechukwu Edna
Jing Wang
Hai-jun Zhang
Jian-min Zhou
Kai Qiu
Shu-geng Wu
Histological and molecular difference in albumen quality between post-adolescent hens and aged hens
Poultry Science
laying hen
albumen quality
magnum morphology
proteomics
antioxidant capacity
title Histological and molecular difference in albumen quality between post-adolescent hens and aged hens
title_full Histological and molecular difference in albumen quality between post-adolescent hens and aged hens
title_fullStr Histological and molecular difference in albumen quality between post-adolescent hens and aged hens
title_full_unstemmed Histological and molecular difference in albumen quality between post-adolescent hens and aged hens
title_short Histological and molecular difference in albumen quality between post-adolescent hens and aged hens
title_sort histological and molecular difference in albumen quality between post adolescent hens and aged hens
topic laying hen
albumen quality
magnum morphology
proteomics
antioxidant capacity
url http://www.sciencedirect.com/science/article/pii/S0032579124001974
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