Results 51 to 60 of about 2,593 (177)

Biochemical mechanisms of plant defense a central role for reactive oxygen species

open access: yesPlant Protection Science, 2002
In general mechanics stress is clearly defined as the point or degree of bending of an elastic system at the very point of just symptomless reversibility and irreversible deformation or break.
I. Heiser, E.F. Elstner
doaj   +1 more source

Ocean warming indirectly affects seagrass performance through effects on sediment microbial communities

open access: yesNew Phytologist, Volume 251, Issue 1, Page 191-206, July 2026.
Summary Belowground microbes are increasingly recognised as mediators of plant responses to stress, but it remains unclear whether the thermal histories of marine plants and their associated belowground microbes influence plant performance under ocean warming.
Renske Jongen   +3 more
wiley   +1 more source

CRISPR/Cas‐Mediated Gene Editing in Plant Immunity and Its Potential for the Future Development of Fungal, Oomycete, and Bacterial Pathogen‐Resistant Pulse Crops

open access: yesPlant, Cell &Environment, Volume 49, Issue 7, Page 3573-3585, July 2026.
ABSTRACT Pulses provide myriad health benefits and are advantageous in an environmental context as a result of their leguminous nature. However, phytopathogenic fungi, oomycetes and bacteria pose a substantial threat to pulse production, at times leading to crop failure.
Stacy D. Singer   +6 more
wiley   +1 more source

Personal Care Products Are Only One of Many Exposure Routes of Natural Toxic Substances to Humans and the Environment

open access: yesCosmetics, 2018
The special issue “A Critical View on Natural Substances in Personal Care Products” is dedicated to addressing the multidisciplinary special challenges of natural ingredients in personal care products (PCP) and addresses also environmental exposure.
Thomas D. Bucheli   +2 more
doaj   +1 more source

Identification and Quantification of a Phytotoxic Metabolite from Alternaria dauci

open access: yesMolecules, 2020
Alternaria dauci is the causal agent of Alternaria leaf blight (ALB) in carrot (Daucus carota) crops around the world. However, to date, A. dauci has received limited attention in its production of phytotoxic metabolites.
Martha Leyte-Lugo   +3 more
doaj   +1 more source

Potential Virulence Factors in Pyrenophora teres Through Label‐Free Cellular Proteomics Analysis

open access: yesPlant Pathology, Volume 75, Issue 4, July‐August 2026.
This study presents the first label‐free proteomic profile of Pyrenophora teres, identifying potential virulence factors unique to virulent isolates. These proteins were mapped to the P. teres f. teres reference genome and previously identified virulence QTL, providing a valuable resource for future research. ABSTRACT Pyrenophora teres f.
Buddhika A. Dahanayaka   +3 more
wiley   +1 more source

Reaction of Five Non-cereal Grasses to Five Races and Two Host Selective Toxins of Pyrenophora tritici-repentis

open access: yesThe Plant Pathology Journal, 2015
Alternative hosts increase the difficulty of disease management in crops because these alternate hosts provide additional sources of primary inoculum or refuges for diversity in the pathogen gene pool.
Shaukat Ali, M. A. C. Langham
doaj   +1 more source

Are the invasive grasses Cynodon dactylon and Eragrostis plana more phytotoxic than a co-occurring native?

open access: yesEcología Austral, 2020
Allelopathy, the release of phytotoxins by plants, may be a key mechanism by which an invasive species displaces residents. However, methodological procedures are still questioned in the literature.
Anaclara Guido   +3 more
doaj   +1 more source

Rubellin D Production, Symptom Development and Fungal Biomass Accumulation of Three Different Ramularia collo‐cygni Strains in Two Barley Cultivars

open access: yesPlant Pathology, Volume 75, Issue 4, July‐August 2026.
Three Ramularia collo‐cygni strains, differing in rubellin D production, varied in virulence on two barley cultivars, with symptom development correlating with rubellin D biosynthesis in the most susceptible cultivar. The role of this phytotoxin in fungal aggressivity and possible involvement of other secondary metabolites is discussed.
Emilio Balducci   +7 more
wiley   +1 more source

Functional Characterisation of the Quorum‐Sensing Regulator ExpREcz in Modulation of Dickeya oryzae Motility and Virulence

open access: yesMolecular Plant Pathology, Volume 27, Issue 6, June 2026.
In the absence of OHHL synthase ExpIEcz, ExpREcz represses self‐expression via EDDR region and regulates Dickeya oryzae virulence traits. OHHL synthesised via ExpIEcz abolishes ExpREcz function but promotes OHHL production and D. oryzae virulence.
Zhibin Liang   +8 more
wiley   +1 more source

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