Comparison of phenylpropanoid metabolism of three physiological disorders in apple and pear

Apples and pears are the main temperate fruit tree species, and metabolic disorders may occur during their development and post-harvest storage periods, leading to physiological diseases. In this study, we detected the phenylalanine ammonia-lyase (PAL) enzyme and related metabolites involved in phen...

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Main Authors: Linru Wang, Gengsen Liu, Lianmei Liu, Yugang Zhang, Haiyong Qu
Format: Article
Language:English
Published: Czech Academy of Agricultural Sciences 2024-12-01
Series:Horticultural Science
Subjects:
Online Access:https://hortsci.agriculturejournals.cz/artkey/hor-202404-0003_comparison-of-phenylpropanoid-metabolism-of-three-physiological-disorders-in-apple-and-pear.php
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author Linru Wang
Gengsen Liu
Lianmei Liu
Yugang Zhang
Haiyong Qu
author_facet Linru Wang
Gengsen Liu
Lianmei Liu
Yugang Zhang
Haiyong Qu
author_sort Linru Wang
collection DOAJ
description Apples and pears are the main temperate fruit tree species, and metabolic disorders may occur during their development and post-harvest storage periods, leading to physiological diseases. In this study, we detected the phenylalanine ammonia-lyase (PAL) enzyme and related metabolites involved in phenylpropanoid metabolism in the pulp of pear with hard-end or cork spot and in the pulp of apple with bitter pit. These three physiological disorders differed in phenylpropanoid metabolism and had similar PAL activity, but their polyphenol, flavonoid, and lignin contents changes were completely. For fruits with the three types of physiological metabolic disorders, the auxin content in the tissues with metabolic disorder symptoms was higher than that in the healthy tissues. In summary, the three physiological disorders showed similar changes in the activities of key enzymes (i.e., PAL) involved in phenylpropane metabolism, but their metabolites significantly differed.
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institution Kabale University
issn 0862-867X
1805-9333
language English
publishDate 2024-12-01
publisher Czech Academy of Agricultural Sciences
record_format Article
series Horticultural Science
spelling doaj-art-3d4a7abeffa3463ba59a090a55dc89f62025-01-14T12:48:40ZengCzech Academy of Agricultural SciencesHorticultural Science0862-867X1805-93332024-12-0151427828510.17221/103/2023-HORTSCIhor-202404-0003Comparison of phenylpropanoid metabolism of three physiological disorders in apple and pearLinru Wang0Gengsen Liu1Lianmei Liu2Yugang Zhang3Haiyong Qu4College of Horticulture, Qingdao Agricultural University, Qingdao City, P. R. ChinaCollege of Horticulture, Qingdao Agricultural University, Qingdao City, P. R. ChinaQixia Agricultural and Rural Bureau, Yantai, P. R. ChinaCollege of Horticulture, Qingdao Agricultural University, Qingdao City, P. R. ChinaCollege of Horticulture, Qingdao Agricultural University, Qingdao City, P. R. ChinaApples and pears are the main temperate fruit tree species, and metabolic disorders may occur during their development and post-harvest storage periods, leading to physiological diseases. In this study, we detected the phenylalanine ammonia-lyase (PAL) enzyme and related metabolites involved in phenylpropanoid metabolism in the pulp of pear with hard-end or cork spot and in the pulp of apple with bitter pit. These three physiological disorders differed in phenylpropanoid metabolism and had similar PAL activity, but their polyphenol, flavonoid, and lignin contents changes were completely. For fruits with the three types of physiological metabolic disorders, the auxin content in the tissues with metabolic disorder symptoms was higher than that in the healthy tissues. In summary, the three physiological disorders showed similar changes in the activities of key enzymes (i.e., PAL) involved in phenylpropane metabolism, but their metabolites significantly differed.https://hortsci.agriculturejournals.cz/artkey/hor-202404-0003_comparison-of-phenylpropanoid-metabolism-of-three-physiological-disorders-in-apple-and-pear.phpauxinhard-endcork spotbitter pitflavonoidlignin
spellingShingle Linru Wang
Gengsen Liu
Lianmei Liu
Yugang Zhang
Haiyong Qu
Comparison of phenylpropanoid metabolism of three physiological disorders in apple and pear
Horticultural Science
auxin
hard-end
cork spot
bitter pit
flavonoid
lignin
title Comparison of phenylpropanoid metabolism of three physiological disorders in apple and pear
title_full Comparison of phenylpropanoid metabolism of three physiological disorders in apple and pear
title_fullStr Comparison of phenylpropanoid metabolism of three physiological disorders in apple and pear
title_full_unstemmed Comparison of phenylpropanoid metabolism of three physiological disorders in apple and pear
title_short Comparison of phenylpropanoid metabolism of three physiological disorders in apple and pear
title_sort comparison of phenylpropanoid metabolism of three physiological disorders in apple and pear
topic auxin
hard-end
cork spot
bitter pit
flavonoid
lignin
url https://hortsci.agriculturejournals.cz/artkey/hor-202404-0003_comparison-of-phenylpropanoid-metabolism-of-three-physiological-disorders-in-apple-and-pear.php
work_keys_str_mv AT linruwang comparisonofphenylpropanoidmetabolismofthreephysiologicaldisordersinappleandpear
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AT lianmeiliu comparisonofphenylpropanoidmetabolismofthreephysiologicaldisordersinappleandpear
AT yugangzhang comparisonofphenylpropanoidmetabolismofthreephysiologicaldisordersinappleandpear
AT haiyongqu comparisonofphenylpropanoidmetabolismofthreephysiologicaldisordersinappleandpear