Quantitative Trait Locus Mapping Combined with RNA Sequencing Identified Candidate Genes for Resistance to Powdery Mildew in Bitter Gourd (Momordica charantia L.) DOI Open Access
Rukui Huang,

Jiazuo Liang,

Xixi Ju

et al.

International Journal of Molecular Sciences, Journal Year: 2024, Volume and Issue: 25(20), P. 11080 - 11080

Published: Oct. 15, 2024

Improving the powdery mildew resistance of bitter gourd is highly important for achieving high yield and quality. To better understand genetic basis in gourd, this study analyzed 300 lines recombinant inbred (RILs) formed by hybridizing mildew-resistant material MC18 mildew-susceptible MC402. A high-density map 1222.04 cM was constructed via incorporating 1,996,505 SNPs generated resequencing data from 180 lines, quantitative trait locus (QTL) positioning performed using phenotypic at different inoculation stages. total seven QTLs related to were identified on four chromosomes, among which qPm-3-1 detected multiple times stages after inoculation. By selecting 18 KASP markers that evenly distributed throughout region, 250 parents genotyped, interval narrowed 207.22 kb, explained 13.91% variation. Through RNA-seq analysis parents, 11,868 differentially expressed genes (DEGs) screened. combining analysis, gene coexpression, sequence comparison extreme materials, two candidate controlling (

Language: Английский

Nanopore adaptive sampling to identify the NLR gene family in melon (Cucumis melo L.) DOI Creative Commons
Javier Belinchon-Moreno,

Aurélie Bérard,

Aurélie Canaguier

et al.

BMC Genomics, Journal Year: 2025, Volume and Issue: 26(1)

Published: Feb. 10, 2025

Nanopore adaptive sampling (NAS) offers a promising approach for assessing genetic diversity in targeted genomic regions. Here we designed and validated an experiment to enrich set of resistance genes several melon cultivars as proof concept. Using the same reference guide read acceptance or rejection with NAS, successfully accurately reconstructed 15 regions two newly assembled ssp. melo genomes third agrestis cultivar. We obtained fourfold enrichment regardless tested samples, but some variations according enriched The accuracy our assembly was further confirmed by PCR discussed parameters that could influence NAS generated assemblies. Overall, demonstrated is simple efficient exploring complex regions, such clusters Nucleotide-binding site leucine-rich repeat (NLR) genes. These are characterized containing high number copy variations, presence-absence polymorphisms repetitive elements. features make accurate challenging crucial study due their central role plant immunity disease resistance. This facilitates gene characterization large individuals, required when breeding new suitable agroecological transition.

Language: Английский

Citations

1

Possibility of genome editing for melon breeding DOI Open Access
Satoko Nonaka, Hiroshi Ezura

Breeding Science, Journal Year: 2024, Volume and Issue: 74(1), P. 47 - 58

Published: Jan. 1, 2024

Genome editing technologies are promising for conventional mutagenesis breeding, which takes a long time to remove unnecessary mutations through backcrossing and create new lines because they directly modify the target genes of elite strains. In particular, this technology has advantages traits caused by loss function. Many efforts have been made utilize technique introduce valuable features into crops, including maize, soybeans, tomatoes. Several genome-edited crops already commercialized in US Japan. Melons an important vegetable crop worldwide, produced used various areas. Therefore, many breeding improve its fruit quality, resistance plant diseases, stress tolerance. Quantitative trait loci (QTL) analysis was performed, related were identified. Recently, several studies shown that CRISPR/Cas9 system can be applied melons, resulting possible utilization as technique. Focusing on two productivity-related traits, disease resistance, review introduces progress genetics, examples melon genome editing, improvements required applications, possibilities breeding.

Language: Английский

Citations

4

Fine mapping and identification of candidate genes associated with powdery mildew resistance in melon (Cucumis melo L.) DOI Creative Commons
Xiaoyu Duan, Yuan Yue, Núria Real

et al.

Horticulture Research, Journal Year: 2024, Volume and Issue: 11(10)

Published: Aug. 12, 2024

Powdery mildew (PM), a common disease of many major crop species, including melon (

Language: Английский

Citations

1

Uncovering the Mechanisms: The Role of Biotrophic Fungi in Activating or Suppressing Plant Defense Responses DOI Creative Commons
Michel Leiva-Mora, Yanelis Capdesuñer, Ariel Villalobos-Olivera

et al.

Journal of Fungi, Journal Year: 2024, Volume and Issue: 10(9), P. 635 - 635

Published: Sept. 5, 2024

This paper discusses the mechanisms by which fungi manipulate plant physiology and suppress defense responses producing effectors that can target various host proteins. Effector-triggered immunity effector-triggered susceptibility are pivotal elements in complex molecular dialogue underlying plant-pathogen interactions. Pathogen-produced effector molecules possess ability to mimic pathogen-associated patterns or hinder binding of pattern recognition receptors. Effectors directly nucleotide-binding domain, leucine-rich repeat receptors, downstream signaling components defense. Interactions between these receptor-like kinases plants critical this process. Biotrophic adeptly exploit networks key hormones, including salicylic acid, jasmonic abscisic ethylene, establish a compatible interaction with their hosts. Overall, highlights importance understanding interplay fungal develop effective strategies for disease management.

Language: Английский

Citations

1

Nanopore adaptive sampling to identify the NLR-gene family in melon (Cucumis meloL.) DOI Creative Commons
Javier Belinchon-Moreno,

Aurélie Bérard,

Aurélie Canaguier

et al.

bioRxiv (Cold Spring Harbor Laboratory), Journal Year: 2023, Volume and Issue: unknown

Published: Dec. 21, 2023

Abstract Background Nanopore Adaptive Sampling (NAS) offers a promising approach for assessing genetic diversity in targeted genomic regions. Herein, we design and validate an experiment to enrich set of resistance genes several melon cultivars as proof concept. Results We showed that each the 15 regions identified two newly assembled genomes (subspecies melo ) were successfully accurately reconstructed well third cultivar from agrestis subspecies. obtained fourfold enrichment, independently samples, but with some variations according enriched In cultivar, further confirmed our assembly by PCR. discussed parameters can influence enrichment accuracy assemblies generated through NAS. Conclusions Altogether, demonstrated NAS simple efficient explore complex This finally unlocks characterization large number individuals, required breeding new responding agroecological transition.

Language: Английский

Citations

1

Recent advances of NLR receptors in vegetable disease resistance DOI
Qing Wen, S. P. Wang,

Xiaolan Zhang

et al.

Plant Science, Journal Year: 2024, Volume and Issue: 348, P. 112224 - 112224

Published: Aug. 12, 2024

Language: Английский

Citations

0

Nanopore adaptive sampling to identify the NLR gene family in melon (Cucumis melo L.) DOI Creative Commons
Javier Belinchon-Moreno,

Aurélie Bérard,

Aurélie Canaguier

et al.

Research Square (Research Square), Journal Year: 2024, Volume and Issue: unknown

Published: Aug. 28, 2024

Abstract Background Nanopore adaptive sampling (NAS) offers a promising approach for assessing genetic diversity in targeted genomic regions. Here we designed and validated an experiment to enrich set of resistance genes several melon cultivars as proof concept.Results We showed that, using single reference, each the 15 regions identified two newly assembled genomes (ssp. melo) was also successfully accurately reconstructed third ssp. agrestis cultivar. obtained fourfold enrichment regardless tested samples, but with some variations according enriched The accuracy our assembly further confirmed by PCR discussed parameters that could influence NAS generated assemblies.Conclusions Overall, demonstrated is simple efficient exploring complex This facilitates gene characterization large number individuals, required when breeding new suitable agroecological transition.

Language: Английский

Citations

0

Identification of Powdery Mildew Resistance-Related Genes in Butternut Squash (Cucurbita moschata) DOI Open Access

Yiqian Fu,

Yanping Hu, Jianjun Yang

et al.

International Journal of Molecular Sciences, Journal Year: 2024, Volume and Issue: 25(20), P. 10896 - 10896

Published: Oct. 10, 2024

Powdery mildew infection is a significant challenge in butternut squash (Cucurbita moschata) production during winter Hainan, China. The tropical climate of Hainan promotes powdery infection, resulting substantial yield losses. By utilizing transcriptome and genome sequencing data, SNPs potential genes associated with resistance were identified. analysis differentially expressed (DEGs) following revealed several involved resistance, particular focus on (R) gene cluster that may be linked to the observed resistance. Two MLO clade V from Cucurbita moschata not directly two genotypes studied. These findings are expected contribute development genetic tools for improving crops, thereby reducing losses enhancing sustainability other regions.

Language: Английский

Citations

0

Quantitative Trait Locus Mapping Combined with RNA Sequencing Identified Candidate Genes for Resistance to Powdery Mildew in Bitter Gourd (Momordica charantia L.) DOI Open Access
Rukui Huang,

Jiazuo Liang,

Xixi Ju

et al.

International Journal of Molecular Sciences, Journal Year: 2024, Volume and Issue: 25(20), P. 11080 - 11080

Published: Oct. 15, 2024

Improving the powdery mildew resistance of bitter gourd is highly important for achieving high yield and quality. To better understand genetic basis in gourd, this study analyzed 300 lines recombinant inbred (RILs) formed by hybridizing mildew-resistant material MC18 mildew-susceptible MC402. A high-density map 1222.04 cM was constructed via incorporating 1,996,505 SNPs generated resequencing data from 180 lines, quantitative trait locus (QTL) positioning performed using phenotypic at different inoculation stages. total seven QTLs related to were identified on four chromosomes, among which qPm-3-1 detected multiple times stages after inoculation. By selecting 18 KASP markers that evenly distributed throughout region, 250 parents genotyped, interval narrowed 207.22 kb, explained 13.91% variation. Through RNA-seq analysis parents, 11,868 differentially expressed genes (DEGs) screened. combining analysis, gene coexpression, sequence comparison extreme materials, two candidate controlling (

Language: Английский

Citations

0