Genome-Wide Identification of Tomato Xylem Sap Fitness Factors for Three Plant-Pathogenic Ralstonia Species

SJ Georgoulis, KE Shalvarjian, TC Helmann… - Msystems, 2021 - Am Soc Microbiol
Plant-pathogenic Ralstonia spp. colonize plant xylem and cause wilt diseases on a broad
range of host plants. To identify genes that promote growth of diverse Ralstonia strains in …

Trehalose increases tomato drought tolerance, induces defenses, and increases resistance to bacterial wilt disease

AM MacIntyre, V Meline, Z Gorman, SP Augustine… - PLoS …, 2022 - journals.plos.org
Ralstonia solanacearum causes bacterial wilt disease, leading to severe crop losses. Xylem
sap from R. solanacearum-infected tomato is enriched in the disaccharide trehalose. Water …

The Immune Receptor Roq1 Confers Resistance to the Bacterial Pathogens Xanthomonas, Pseudomonas syringae, and Ralstonia in Tomato

NC Thomas, CG Hendrich, US Gill, C Allen… - Frontiers in Plant …, 2020 - frontiersin.org
Xanthomonas species, Pseudomonas syringae and Ralstonia species are bacterial plant
pathogens that cause significant yield loss in many crop species. Generating disease …

Revisiting the Source of Wilt Symptoms: X-Ray Microcomputed Tomography Provides Direct Evidence That Ralstonia Biomass Clogs Xylem Vessels

B Ingel, D Caldwell, F Duong, DY Parkinson… - …, 2022 - Am Phytopath Society
Ralstonia causes wilt diseases by colonizing xylem vessels and disrupting water transport.
The dogma is that bacterial biomass clogs vessels and reduces the flow of xylem sap due to …

Cell density-regulated adhesins contribute to early disease development and adhesion in Ralstonia solanacearum

MD Carter, D Khokhani, C Allen - Applied and environmental …, 2023 - Am Soc Microbiol
Adhesins (adhes ive prote ins) help bacteria stick to and colonize diverse surfaces and often
contribute to virulence. The genome of the bacterial wilt pathogen Ralstonia solanacearum …

Holliday junction resolvase RuvC targets biofilm eDNA and confers plant resistance to vascular pathogens

X Du, P Li, C Fan, J Tian, Y Lin, J Xie, J Cheng, Y Fu… - Nature Plants, 2024 - nature.com
A biofilm lifestyle is critical for bacterial pathogens to colonize and protect themselves from
host immunity and antimicrobial chemicals in plants and animals. The formation and …

New Strategy for Inducing Resistance against Bacterial Wilt Disease Using an Avirulent Strain of Ralstonia solanacearum

Z Moussa, EM Rashad, EA Elsherbiny, AA Al-Askar… - Microorganisms, 2022 - mdpi.com
Ralstonia solanacearum is one of the globally significant plant pathogens that infect a wide
host range of economically important plants. A study was conducted to evaluate the …

Ralstonia solanacearum Depends on Catabolism of Myo-Inositol, Sucrose, and Trehalose for Virulence in an Infection Stage–Dependent Manner

CD Hamilton, OR Steidl, AM MacIntyre… - Molecular Plant …, 2021 - Am Phytopath Society
The soilborne pathogen Ralstonia solanacearum causes a lethal bacterial wilt disease of
tomato and many other crops by infecting host roots, then colonizing the water-transporting …

Plant-Pathogenic Ralstonia Phylotypes Evolved Divergent Respiratory Strategies and Behaviors To Thrive in Xylem

AN Truchon, BL Dalsing, D Khokhani, A MacIntyre… - Mbio, 2023 - Am Soc Microbiol
Bacterial pathogens in the Ralstonia solanacearum species complex (RSSC) infect the
water-transporting xylem vessels of plants, causing bacterial wilt disease. Strains in RSSC …

Trehalose Synthesis Contributes to Osmotic Stress Tolerance and Virulence of the Bacterial Wilt Pathogen Ralstonia solanacearum

AM MacIntyre, JX Barth… - Molecular Plant …, 2020 - Am Phytopath Society
The xylem-dwelling plant pathogen Ralstonia solanacearum changes the chemical
composition of host xylem sap during bacterial wilt disease. The disaccharide trehalose …