Results 31 to 40 of about 8,650 (187)

The Induction of Tomato Leucine Aminopeptidase Genes (LapA) After Pseudomonas syringae pv. tomato Infection Is Primarily a Wound Response Triggered by Coronatine

open access: yesMolecular Plant-Microbe Interactions, 2001
Tomato plants constitutively express a neutral leucine aminopeptidase (LAP-N) and an acidic LAP (LAP-A) during floral development and in leaves in response to insect infestation, wounding, and Pseudomonas syringae pv. tomato infection.
Véronique Pautot   +3 more
doaj   +1 more source

Proving the Mode of Action of Phytotoxic Phytochemicals

open access: yesPlants, 2020
Knowledge of the mode of action of an allelochemical can be valuable for several reasons, such as proving and elucidating the role of the compound in nature and evaluating its potential utility as a pesticide.
Stephen O. Duke   +2 more
doaj   +1 more source

The phytotoxin coronatine is a multifunctional component of the virulence armament of Pseudomonas syringae [PDF]

open access: yes, 2014
Plant pathogens deploy an array of virulence factors to suppress host defense and promote pathogenicity. Numerous strains of Pseudomonas syringae produce the phytotoxin coronatine (COR).
David Mackey   +4 more
core   +1 more source

Effect of Adjuvants on Herbicidal Activity and Selectivity of Three Phytotoxins Produced by the Fungus, Stagonospora cirsii

open access: yesPlants, 2020
The use of many fungal phytotoxins as natural herbicides is still limited because they cannot penetrate leaf cuticle without injury and a little is known on their selectivity. In order to assess the herbicidal potential of phytotoxic 10-membered lactones
Vsevolod Dubovik   +2 more
doaj   +1 more source

Mellein: Production in culture by Macrophomina phaseolina isolates from soybean plants exhibiting symptoms of charcoal rot and its role in pathology

open access: yesFrontiers in Plant Science, 2023
Macrophomina phaseolina (Mp) is a fungal pathogen proposed to enter host roots by releasing toxins that induce local necrosis in roots allowing entry of hyphae.
Vivek H. Khambhati   +6 more
doaj   +1 more source

Phytotoxic effects of metabolites from Alternaria euphorbiicola against its host plant Euphorbia heterophylla

open access: yesQuímica Nova, 2013
A bioassay-guided fractionation of culture filtrates of the fungus Alternaria euphorbiicola, a pathogen of the weed Euphorbia heterophylla, led to the isolation of anhydromevalonolactone (1), tyrosol (2), (R)-( - )-mevalonolactone (3), and ...
Eduardo Vinícius Vieira Varejão   +3 more
doaj   +1 more source

Phytotoxin synthesis genes and type III effector genes of Pseudomonas syringae pv. actinidiae biovar 6 are regulated by culture conditions [PDF]

open access: yesPeerJ, 2020
The kiwifruit bacterial canker (Pseudomonas syringae pv. actinidiae; Psa) causes severe damage to kiwifruit production worldwide. Psa biovar 6 (Psa6), which was isolated in Japan in 2015, produces two types of phytotoxins: coronatine and phaseolotoxin ...
Karin Hirose   +2 more
doaj   +2 more sources

Phytotoxin produced by the netted scab pathogen, Streptomyces turgidiscabies strain 65, isolated in Sweden [PDF]

open access: yes, 2018
Streptomyces spp. are a highly diverse group of bacteria most of which are soil-inhabiting saprophytes. A few are plant pathogens that produce a family of phytotoxins called thaxtomins and cause significant economic losses, e.g., by reducing the ...
Aittamaa, Marja   +10 more
core   +2 more sources

Emerging Plant Intoxications in Domestic Animals: A European Perspective

open access: yesToxins, 2023
Exposure to phytotoxins that are present in imported ornamental or native plants is an important cause of animal disease. Factors such as animal behaviors (especially indoor pets), climate change, and an increase in the global market for household and ...
Andras-Laszlo Nagy   +6 more
doaj   +1 more source

Cross-talk between signaling pathways leading to defense against pathogens and insects [PDF]

open access: yes, 2008
In nature, plants interact with a wide range of organisms, some of which are harmful (e.g. pathogens, herbivorous insects), while others are beneficial (e.g.
de Vos, M.   +13 more
core   +13 more sources

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