Study on the Role of Salicylic Acid in Watermelon-Resistant Fusarium Wilt under Different Growth Conditions

Background: Fusarium wilt disease is leading threat to watermelon yield and quality. Different cultivation cropping systems have been reported as safe and efficient methods to control watermelon Fusarium wilt. However, the role of salicylic acid (SA) in watermelon resistance to Fusarium wilt in thes...

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Main Authors: Feiying Zhu, Zhiwei Wang, Wenjun Su, Jianhua Tong, Yong Fang, Zhengliang Luo, Fan Yuan, Jing Xiang, Xi Chen, Ruozhong Wang
Format: Article
Language:English
Published: MDPI AG 2022-01-01
Series:Plants
Subjects:
Online Access:https://www.mdpi.com/2223-7747/11/3/293
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author Feiying Zhu
Zhiwei Wang
Wenjun Su
Jianhua Tong
Yong Fang
Zhengliang Luo
Fan Yuan
Jing Xiang
Xi Chen
Ruozhong Wang
author_facet Feiying Zhu
Zhiwei Wang
Wenjun Su
Jianhua Tong
Yong Fang
Zhengliang Luo
Fan Yuan
Jing Xiang
Xi Chen
Ruozhong Wang
author_sort Feiying Zhu
collection DOAJ
description Background: Fusarium wilt disease is leading threat to watermelon yield and quality. Different cultivation cropping systems have been reported as safe and efficient methods to control watermelon Fusarium wilt. However, the role of salicylic acid (SA) in watermelon resistance to Fusarium wilt in these different cultivation systems remains unknown. Methods: in this experiment, we used RNA-seq and qRT-PCR to study the effect of SA biosynthesis on improving watermelon health, demonstrating how it may be responsible for Fusarium wilt resistance under continuous monocropping and oilseed rape rotation systems. Results: the results revealed that the expression of the CIPALs genes was key to SA accumulation in watermelon roots. We observed that the NPR family genes may play different roles in responding to the SA signal. Differentially expressed NPRs and WRKYs may interact with other phytohormones, leading to the amelioration of watermelon Fusarium wilt. Conclusions: further understanding of gene expression patterns will pave the way for interventions that effectively control the disease.
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spelling doaj.art-4e29d80614a84f419e7b83aaa241a37c2023-11-23T17:29:33ZengMDPI AGPlants2223-77472022-01-0111329310.3390/plants11030293Study on the Role of Salicylic Acid in Watermelon-Resistant Fusarium Wilt under Different Growth ConditionsFeiying Zhu0Zhiwei Wang1Wenjun Su2Jianhua Tong3Yong Fang4Zhengliang Luo5Fan Yuan6Jing Xiang7Xi Chen8Ruozhong Wang9Hunan Provincial Key Laboratory of Phytohormones, College of Bioscience and Biotechnology, Hunan Agricultural University, Changsha 410128, ChinaHunan Agricultural Equipment Research Institute, Hunan Academy of Agricultural Sciences, Changsha 410125, ChinaZhuzhou Institute of Agricultural Sciences, Zhuzhou 412007, ChinaHunan Provincial Key Laboratory of Phytohormones, College of Bioscience and Biotechnology, Hunan Agricultural University, Changsha 410128, ChinaHunan Agricultural Biotechnology Research Institute, Hunan Academy of Agricultural Sciences, Changsha 410125, ChinaHunan Agricultural Biotechnology Research Institute, Hunan Academy of Agricultural Sciences, Changsha 410125, ChinaHunan Provincial Key Laboratory of Phytohormones, College of Bioscience and Biotechnology, Hunan Agricultural University, Changsha 410128, ChinaHunan Provincial Key Laboratory of Phytohormones, College of Bioscience and Biotechnology, Hunan Agricultural University, Changsha 410128, ChinaHunan Agricultural Biotechnology Research Institute, Hunan Academy of Agricultural Sciences, Changsha 410125, ChinaHunan Provincial Key Laboratory of Phytohormones, College of Bioscience and Biotechnology, Hunan Agricultural University, Changsha 410128, ChinaBackground: Fusarium wilt disease is leading threat to watermelon yield and quality. Different cultivation cropping systems have been reported as safe and efficient methods to control watermelon Fusarium wilt. However, the role of salicylic acid (SA) in watermelon resistance to Fusarium wilt in these different cultivation systems remains unknown. Methods: in this experiment, we used RNA-seq and qRT-PCR to study the effect of SA biosynthesis on improving watermelon health, demonstrating how it may be responsible for Fusarium wilt resistance under continuous monocropping and oilseed rape rotation systems. Results: the results revealed that the expression of the CIPALs genes was key to SA accumulation in watermelon roots. We observed that the NPR family genes may play different roles in responding to the SA signal. Differentially expressed NPRs and WRKYs may interact with other phytohormones, leading to the amelioration of watermelon Fusarium wilt. Conclusions: further understanding of gene expression patterns will pave the way for interventions that effectively control the disease.https://www.mdpi.com/2223-7747/11/3/293salicylic acidwatermelonFusarium wiltresistance
spellingShingle Feiying Zhu
Zhiwei Wang
Wenjun Su
Jianhua Tong
Yong Fang
Zhengliang Luo
Fan Yuan
Jing Xiang
Xi Chen
Ruozhong Wang
Study on the Role of Salicylic Acid in Watermelon-Resistant Fusarium Wilt under Different Growth Conditions
Plants
salicylic acid
watermelon
Fusarium wilt
resistance
title Study on the Role of Salicylic Acid in Watermelon-Resistant Fusarium Wilt under Different Growth Conditions
title_full Study on the Role of Salicylic Acid in Watermelon-Resistant Fusarium Wilt under Different Growth Conditions
title_fullStr Study on the Role of Salicylic Acid in Watermelon-Resistant Fusarium Wilt under Different Growth Conditions
title_full_unstemmed Study on the Role of Salicylic Acid in Watermelon-Resistant Fusarium Wilt under Different Growth Conditions
title_short Study on the Role of Salicylic Acid in Watermelon-Resistant Fusarium Wilt under Different Growth Conditions
title_sort study on the role of salicylic acid in watermelon resistant fusarium wilt under different growth conditions
topic salicylic acid
watermelon
Fusarium wilt
resistance
url https://www.mdpi.com/2223-7747/11/3/293
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