Related Experiment Video
Updated: Oct 6, 2025
10:35
In vivo and In vitro Infection of Potato Roots with Plant Parasitic Nematodes for the Assessment of Induced Structural Changes
Published on: February 28, 2025
612
Synchytrium endobioticum, the potato wart disease pathogen.
Bart T L H van de Vossenberg1, Charlotte Prodhomme2, Jack H Vossen3
1Dutch National Plant Protection Organization, National Reference Centre, Wageningen, Netherlands.
Molecular Plant Pathology
|January 14, 2022
Summary
Potato wart disease, caused by Synchytrium endobioticum, is a major quarantine pest. This review integrates research on its taxonomy, hosts, pathotypes, and host-pathogen interactions to improve disease management.
Area of Science:
- Plant pathology and mycology
- Genetics and genomics of plant-pathogen interactions
- Molecular biology of fungal pathogens
Background:
- Potato wart disease is a significant quarantine pest caused by the fungus Synchytrium endobioticum.
- This review synthesizes historical and recent molecular, genetic, and genomic findings on the pathogen and its host, potato (Solanum tuberosum).
- Key aspects discussed include taxonomy, epidemiology, pathology, pathotype evolution, and host-pathogen interactions.
Purpose of the Study:
- To provide a comprehensive review of potato wart disease.
- To integrate diverse research findings from classical to modern molecular studies.
- To propose a model for the molecular interaction between Synchytrium endobioticum and potato.
Main Methods:
- Literature review integrating historical and contemporary research.
- Analysis of molecular, genetic, and genomic data.
- Discussion of epidemiological and pathological observations.
Main Results:
- Synchytriaceae may be transferred to the order Synchytriales based on molecular evidence.
- Over 40 pathotypes of S. endobioticum are known, with pathotypes 1, 2, 6, and 18 being widespread.
- A single effector (AvrSen1) and its corresponding potato resistance gene (Sen1) have been identified, supporting a gene-for-gene model in Chytridiomycota.
Conclusions:
- Understanding S. endobioticum diversity and host interactions is crucial for managing potato wart disease.
- The development and use of resistant potato varieties remain a cornerstone of effective disease control.
- Further research is needed to identify all resistance loci in potato germplasm and understand the role of alternative hosts.
Keywords:
SynchytriumChytridiomycotaeffector-triggered immunityhost resistancepathotype formationplant-pathogen interactionpotatoMore Related Videos
08:59Plant-Microbe Interaction: Transcriptional Response of Bacillus Mycoides to Potato Root Exudates
Published on: July 2, 2018
12.8K
08:31Agrobacterium tumefaciens and Agrobacterium rhizogenes-Mediated Transformation of Potato and the Promoter Activity of a Suberin Gene by GUS Staining
Published on: March 29, 2019
29.9K
Related Concept Videos
01:29Subviral Agents
166
Subviral agents are infectious entities that resemble viruses but lack one or more viral components, such as a capsid or essential replication machinery. These agents include viroids, prions, and satellites, each possessing distinct structural and functional characteristics that influence their mode of infection and replication.Viroids are the simplest subviral agents, consisting of circular, single-stranded RNA molecules without a protein coat. They exclusively infect plants, relying entirely...
166
01:28Fungal Phylum Microsporidia
162
Microsporidia are a group of obligate intracellular fungi that were initially classified as protists but were later reclassified based on phylogenetic, molecular, and structural evidence linking them to the Chytridiomycota. These unicellular, non-motile organisms are highly specialized parasites that infect a wide range of animal hosts, including humans. They have evolved extensive genomic and metabolic reductions, making them highly dependent on their hosts for survival.Morphology and Genomic...
162
01:29Fungal Group Zygomycota
231
Zygomycota, previously classified as a distinct fungal group, are primarily terrestrial, saprophytic molds that play a crucial role as decomposers. Recent phylogenetic studies have revealed that these fungi are now divided into two major clades — Mucoromycota, which includes many symbiotic species, and Zoopagomycota, which primarily consists of parasitic and pathogenic fungi. These groups exhibit distinct ecological roles and reproductive strategies while sharing key structural and...
231
01:30Bacterial Phylum Spirochaetes
157
Spirochetes, unique bacteria in the phylum Spirochaetes, are gram-negative, motile, tightly coiled, slender, and flexible. They inhabit aquatic sediments and animals, with some causing diseases like syphilis. Spirochetes are classified into eight genera based on habitat, pathogenicity, phylogeny, and characteristics.Their distinctive motility arises from endoflagella, located within the cell’s periplasm. These endoflagella anchor at the cell poles and extend along the cell length, encased...
157
01:28Fungal Phylum Ascomycota
248
Phylum Ascomycota, a major division within the subkingdom Dikarya, comprises a diverse range of fungal species, including both unicellular yeasts and filamentous molds such as Aspergillus and Penicillium. These fungi thrive in a variety of habitats, from aquatic ecosystems to terrestrial environments, playing crucial ecological and economic roles.Morphology and ReproductionThe defining characteristic of Ascomycetes, commonly referred to as sac fungi, is the ascus—a sac-like structure that...
248