Microbial Community Dysbiosis and Functional Gene Content Changes in Apple Flowers due to Fire Blight

Despite the plant microbiota plays an important role in plant health, little is known about the potential interactions of the flower microbiota with pathogens. In this study, we investigated the microbial community of apple blossoms when infected with Erwinia amylovora. The long-read sequencing tech...

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Main Authors: Hyun Gi Kong, Hyeonheui Ham, Mi-Hyun Lee, Dong Suk Park, Yong Hwan Lee
Format: Article
Language:English
Published: Hanrimwon Publishing Company 2021-08-01
Series:The Plant Pathology Journal
Subjects:
Online Access:http://www.ppjonline.org/upload/pdf/PPJ-NT-05-2021-0072.pdf
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author Hyun Gi Kong
Hyeonheui Ham
Mi-Hyun Lee
Dong Suk Park
Yong Hwan Lee
author_facet Hyun Gi Kong
Hyeonheui Ham
Mi-Hyun Lee
Dong Suk Park
Yong Hwan Lee
author_sort Hyun Gi Kong
collection DOAJ
description Despite the plant microbiota plays an important role in plant health, little is known about the potential interactions of the flower microbiota with pathogens. In this study, we investigated the microbial community of apple blossoms when infected with Erwinia amylovora. The long-read sequencing technology, which significantly increased the genome sequence resolution, thus enabling the characterization of fire blight-induced changes in the flower microbial community. Each sample showed a unique microbial community at the species level. Pantoea agglomerans and P. allii were the most predominant bacteria in healthy flowers, whereas E. amylovora comprised more than 90% of the microbial population in diseased flowers. Furthermore, gene function analysis revealed that glucose and xylose metabolism were enriched in diseased flowers. Overall, our results showed that the microbiome of apple blossoms is rich in specific bacteria, and the nutritional composition of flowers is important for the incidence and spread of bacterial disease.
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spelling doaj.art-df1acd86703e4b01b005ce97f0d09fdd2022-12-22T02:52:30ZengHanrimwon Publishing CompanyThe Plant Pathology Journal1598-22542093-92802021-08-0137440441210.5423/PPJ.NT.05.2021.00722265Microbial Community Dysbiosis and Functional Gene Content Changes in Apple Flowers due to Fire BlightHyun Gi KongHyeonheui HamMi-Hyun LeeDong Suk ParkYong Hwan LeeDespite the plant microbiota plays an important role in plant health, little is known about the potential interactions of the flower microbiota with pathogens. In this study, we investigated the microbial community of apple blossoms when infected with Erwinia amylovora. The long-read sequencing technology, which significantly increased the genome sequence resolution, thus enabling the characterization of fire blight-induced changes in the flower microbial community. Each sample showed a unique microbial community at the species level. Pantoea agglomerans and P. allii were the most predominant bacteria in healthy flowers, whereas E. amylovora comprised more than 90% of the microbial population in diseased flowers. Furthermore, gene function analysis revealed that glucose and xylose metabolism were enriched in diseased flowers. Overall, our results showed that the microbiome of apple blossoms is rich in specific bacteria, and the nutritional composition of flowers is important for the incidence and spread of bacterial disease.http://www.ppjonline.org/upload/pdf/PPJ-NT-05-2021-0072.pdfapple flowerfire blightfull-length 16s rrna sequencinggene predictionmicrobiome
spellingShingle Hyun Gi Kong
Hyeonheui Ham
Mi-Hyun Lee
Dong Suk Park
Yong Hwan Lee
Microbial Community Dysbiosis and Functional Gene Content Changes in Apple Flowers due to Fire Blight
The Plant Pathology Journal
apple flower
fire blight
full-length 16s rrna sequencing
gene prediction
microbiome
title Microbial Community Dysbiosis and Functional Gene Content Changes in Apple Flowers due to Fire Blight
title_full Microbial Community Dysbiosis and Functional Gene Content Changes in Apple Flowers due to Fire Blight
title_fullStr Microbial Community Dysbiosis and Functional Gene Content Changes in Apple Flowers due to Fire Blight
title_full_unstemmed Microbial Community Dysbiosis and Functional Gene Content Changes in Apple Flowers due to Fire Blight
title_short Microbial Community Dysbiosis and Functional Gene Content Changes in Apple Flowers due to Fire Blight
title_sort microbial community dysbiosis and functional gene content changes in apple flowers due to fire blight
topic apple flower
fire blight
full-length 16s rrna sequencing
gene prediction
microbiome
url http://www.ppjonline.org/upload/pdf/PPJ-NT-05-2021-0072.pdf
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