Claim · model-written summary
The ammonium sulfate–precipitated protein fraction lysed spores.
- Taxon
- cotton
Gossypium hirsutumt0 - Treatment
- ammonium sulfate–precipitated extracellular crude protein fractione5
- Interactor
- V. dahliae
Verticillium dahliaee2pathogen - Outcome
- sporese6
- Direction
- lysede6
Not reportedMaterialGeneCompoundOrgan / stageSecond interactorSecond interactor roleComparatorSettingValueQualifier
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
t0“biocontrol and growth promotion in cotton”
e2“In vitro assays demonstrated that M. fulvus KS01 lysed hyphae and spores of V. dahliae and significantly inhibited spore germination”
e5“the ammonium sulfate–precipitated extracellular crude protein fraction displayed pronounced antifungal activity”
e6“This fraction disrupted fungal cell wall and membrane integrity, induced intracellular reactive oxygen species (ROS) accumulation, lysed spores, and suppressed germ tube elongation”
Title
Jian Han; Wen Pan; Ming Luo; et al. Frontiers in Microbiology 2026. doi:10.3389/fmicb.2026.1812103
Other claims from this paper (15)
- Intervention effect M. fulvus KS01 lysed hyphae of V. dahliae in vitro.
- Intervention effect M. fulvus KS01 significantly inhibited spore germination of V. dahliae in vitro.
- Observation Sterile fermentation filtrates and volatile organic compounds of KS01 exhibited antifungal activity.
- Intervention effect Crude secondary metabolite extracts showed no inhibitory activity.
- Intervention effect Crude lipopeptide extracts showed no inhibitory activity.
- Intervention effect The ammonium sulfate–precipitated extracellular crude protein fraction displayed pronounced antifungal activity.
- Intervention effect The ammonium sulfate–precipitated protein fraction disrupted fungal cell wall and membrane integrity.
- Intervention effect The ammonium sulfate–precipitated protein fraction induced intracellular ROS accumulation.
- Intervention effect The ammonium sulfate–precipitated protein fraction suppressed germ tube elongation.
- Observation KS01 produces peptidases, lipases and glycoside hydrolases.
- Mechanism Peptidases, lipases and glycoside hydrolases are likely key biocontrol determinants of KS01.
- Observation Morphological, 16S rRNA, gyrB and core-gene phylogeny identified the strain as Myxococcus fulvus KS01.
- Observation Strain KS01 has broad-spectrum antifungal activity.
- Intervention effect A solid formulation of M. fulvus KS01 achieved a control efficacy of 63.01% against cotton Verticillium wilt in greenhouse pots.
- Intervention effect The solid formulation of M. fulvus KS01 significantly promoted cotton seedling growth in greenhouse pots.