Evidence map›Paper›PMID 40203032›Full record

ArticlePLoS pathogens2025

Diversification of an emerging bacterial plant pathogen; insights into the global spread of Xanthomonas euvesicatoria pv. perforans.

Sujan Timilsina, Fernanda Iruegas-Bocardo, Mustafa O Jibrin, Anuj Sharma, Aastha Subedi, Amandeep Kaur, Gerald V Minsavage, Jose C Huguet-Tapia, Jeannie Klein-Gordon, Pragya Adhikari and 29 more

Abstract read
In one paragraph

Article in PLoS pathogens, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

  1. Article
  2. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

39 authors.

Sujan TimilsinaDepartment of Plant Pathology, University of Florida, Gainesville, Florida, United States of America.
Fernanda Iruegas-BocardoDepartment of Plant Pathology, University of Florida, Gainesville, Florida, United States of America.
Mustafa O JibrinDepartment of Plant Pathology, University of Florida, Gainesville, Florida, United States of America.
Anuj SharmaDepartment of Plant Pathology, University of Florida, Gainesville, Florida, United States of America.
Aastha SubediDepartment of Plant Pathology, University of Florida, Gainesville, Florida, United States of America.ORCID 0000-0002-1519-2194
Amandeep KaurDepartment of Plant Pathology, University of Florida, Gainesville, Florida, United States of America.
Gerald V MinsavageDepartment of Plant Pathology, University of Florida, Gainesville, Florida, United States of America.
Jose C Huguet-TapiaDepartment of Plant Pathology, University of Florida, Gainesville, Florida, United States of America.
Jeannie Klein-GordonDepartment of Plant Pathology, University of Florida, Gainesville, Florida, United States of America.
Pragya AdhikariDepartment of Horticultural Science, North Carolina State University, Raleigh, North Carolina, United States of America.
Tika B AdhikariDepartment of Entomology and Plant Pathology, North Carolina State University, Raleigh, North Carolina, United States of America.
Gabriella CirvilleriDipartimento di Agricoltura, Alimentazione e Ambiente, Sezione Patologia Vegetale, Catania, Italy.
Laura Belen Tapia de la BarreraCentro de Investigacíon an Alimentación y Desarrollo, Culiacán, Sinaloa, Mexico.
Eduardo BernalDepartment of Horticulture and Crop Science, The Ohio State University, Wooster, Ohio, United States of America.
Tom C CreswellBotany and Plant Pathology Department, Purdue University, West Lafayette, Indiana, United States of America.
Tien Thi Kieu DoanDepartment of Plant Protection, College of Agriculture, Can Tho University, Can Tho, Vietnam.
Teresa A CoutinhoDepartment Biochemistry, Genetics and Microbiology, Centre for Microbial Ecology and Genomics, Forestry and Agricultural Biotechnology Institute, University of Pretoria, Pretoria, South Africa.
Daniel S EgelBotany and Plant Pathology Department, Purdue University, West Lafayette, Indiana, United States of America.
Rubén Félix-GastélumDepartamento de Ciencias Naturales y Exactas, Universidad Autónoma de Occidente, Unidad Regional Los Mochis, Los Mochis, Sinaloa, México.
David M FrancisDepartment of Horticulture and Crop Science, The Ohio State University, Wooster, Ohio, United States of America.
Misrak KebedeBiotechnology Department, Collage of Biological and Chemical Engineering, Addis Ababa Science and Technology University, Addis Ababa, Ethiopia.
Melanie Lewis IveyDepartment of Plant Pathology, The Ohio State University, Wooster, Ohio, United States of America.
Frank J LouwsDepartment of Horticultural Science, North Carolina State University, Raleigh, North Carolina, United States of America.
Laixin LuoDepartment of Plant Pathology, China Agricultural University, Beijing, China.
Elizabeth T MaynardDepartment of Horticulture and Landscape Architecture, Purdue University, West Lafayette, Indiana, United States of America.
Sally A MillerDepartment of Plant Pathology, The Ohio State University, Wooster, Ohio, United States of America.
Nga Thi Thu NguyenDepartment of Plant Protection, College of Agriculture, Can Tho University, Can Tho, Vietnam.
Ebrahim OsdaghiDepartment of Plant Protection, College of Agriculture, University of Tehran, Karaj, Iran.
Alice M Quezado-DuvalLaboratorio de Fitopatologia, Embrapa Hortalicas, Brasilia-DF, Brazil.
Rebecca RoachQueensland Department of Agriculture and Fisheries, Brisbane, Queensland, Australia.
Francesca RotondoDepartment of Plant Pathology, The Ohio State University, Wooster, Ohio, United States of America.
Gail E RuhlBotany and Plant Pathology Department, Purdue University, West Lafayette, Indiana, United States of America.
Vou M ShuttDepartment Biochemistry, Genetics and Microbiology, Centre for Microbial Ecology and Genomics, Forestry and Agricultural Biotechnology Institute, University of Pretoria, Pretoria, South Africa.
Petcharat ThummabenjaponeDepartment of Plant Science and Biotechnology, University of Jos, Jos, Nigeria.
Cheryl TruemanGulf Coast Research and Education Center, University of Florida, Wimauma, Florida, United States of America.
Pamela D RobertsDepartment of Plant Pathology, University of Florida, Gainesville, Florida, United States of America.
Jeffrey B JonesDepartment of Plant Pathology, University of Florida, Gainesville, Florida, United States of America.
Gary E ValladDepartment of Plant Pathology, University of Florida, Gainesville, Florida, United States of America.
Erica M GossDepartment of Plant Pathology, University of Florida, Gainesville, Florida, United States of America.ORCID 0000-0003-3512-2107

Funding

National Institute of Food and Agriculture 2015-51181-24312National Institute of Food and Agriculture 2020-67013-31921National Institute of Food and Agriculture 2022-51181-38242
6 · The paper itself

Abstract

Emerging and re-emerging plant diseases continue to present multifarious threats to global food security. Considerable recent efforts are therefore being channeled towards understanding the nature of pathogen emergence, their spread and evolution. Xanthomonas euvesicatoria pv. perforans (Xep), one of the causal agents of bacterial spot of tomato, rapidly emerged and displaced other bacterial spot xanthomonads in many tomato production regions around the world. In less than three decades, it has become a dominant xanthomonad pathogen in tomato production systems across the world and presents a compelling example for understanding diversification of recently emerged bacterial plant pathogens. Although Xep has been continuously monitored in Florida since its discovery, the global population structure and evolution at the genome-scale is yet to be fully explored. The objectives of this work were to determine genetic diversity globally to ascertain if different tomato production regions contain genetically distinct Xep populations, to examine genetic relatedness of strains collected in tomato seed production areas in East Asia and other production regions, and to evaluate variation in type III secretion effectors, which are critical pathogenicity and virulence factors, in relationship to population structure. We used genome data from 270 strains from 13 countries for phylogenetic analysis and characterization of type III effector gene diversity among strains. Our results showed notable genetic diversity in the pathogen. We found genetically similar strains in distant tomato production regions, including seed production regions, and diversification over the past 100 years, which is consistent with intercontinental dissemination of the pathogen in hybrid tomato production chains. Evolution of the Xep pangenome, including the acquisition and loss of type III secreted effectors, is apparent within and among phylogenetic lineages. The apparent long-distance movement of the pathogen, together with variants that may not yet be widely distributed, poses risks of emergence of new variants in tomato production.

Indexed as

Genetic VariationPlant DiseasesSolanum lycopersicumXanthomonasPhylogeny

Identifiers

PMID40203032
PMCPMC12047805

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.