A5069678607- Plant Pathogens and Fungal Diseases
- Mycotoxins in Agriculture and Food
- Plant-Microbe Interactions and Immunity
- Wheat and Barley Genetics and Pathology
- Plant Disease Resistance and Genetics
- Plant and fungal interactions
- Mycorrhizal Fungi and Plant Interactions
- Fungal and yeast genetics research
- Plant tissue culture and regeneration
- Plant Pathogens and Resistance
- Biofuel production and bioconversion
- Nematode management and characterization studies
- Microbial Metabolic Engineering and Bioproduction
- Legume Nitrogen Fixing Symbiosis
- Plant pathogens and resistance mechanisms
- Plant Pathogenic Bacteria Studies
- Invertebrate Taxonomy and Ecology
- Plant Disease Management Techniques
- Plant Gene Expression Analysis
- Spectroscopy and Chemometric Analyses
- Plant Virus Research Studies
- Forest Ecology and Biodiversity Studies
- Plant and Fungal Interactions Research
- Agriculture, Soil, Plant Science
- Yeasts and Rust Fungi Studies
University College Dublin
2016-2025
Earth Science Institute of the Slovak Academy of Sciences
2019
John Innes Centre
1997-2000
Norwich Research Park
1998-2000
Nova Scotia Department of Agriculture
1998
Over 4 years, the environmental conditions and causal agents of Fusarium head blight (FHB) disease wheat were determined in field sites four European countries: Hungary, Ireland, Italy, United Kingdom. Polymerase chain reaction-based methods used to detect each species causing FHB quantify its DNA (as a measurement fungal abundance) samples. Canonical correspondence analysis (CCA) was determine relationship incidence abundance with weather variables. CCA indicated that little variability...
Wheat diseases present a constant and evolving threat to food security. We have little understanding as how increased atmospheric carbon dioxide levels will affect wheat thus the security of grain supply. Atmospheric CO2 exceeded 400 ppmv benchmark in 2013 is predicted double or even treble by end century. This study investigated impact both pathogen acclimation elevated on development Fusarium head blight (FHB) Septoria tritici blotch (STB) disease wheat. Here, plants pathogens were...
The mycotoxin deoxynivalenol (DON) acts as a disease virulence factor for Fusarium fungi, and tolerance of DON enhances wheat resistance to head blight (FHB) disease. Two variants an ATP-binding cassette (ABC) family C transporter gene were cloned from DON-treated mRNA, namely TaABCC3.1 TaABCC3.2. These represent two three putative genes identified on chromosomes 3A, 3B, 3D the genome sequence. Variant represents DON-responsive transcript previously associated with in wheat. PCR-based...
Wheat occupies a special role in global food security since, addition to providing 20% of our carbohydrates and protein, almost 25% the production is traded internationally. The importance wheat for was recognised by Chief Agricultural Scientists G20 group countries when they endorsed establishment Initiative 2011. tasked with supporting research community facilitating collaboration, information resource sharing helping build capacity address challenges facing an increasingly variable...
Polymerase chain reaction (PCR) assays for the detection of various Fusarium species and Microdochium nivale subspecies were compared with conventional visual disease assessment using a field plot wheat in which central subplot was inoculated F. culmorum . Visual performed on range samples taken from each 15 subplots at growth stage 80. At harvest, sample divided into its component parts, i.e. grain, glume rachis, species‐specific PCR analysis used to detect presence , poae avenaceum...
ABSTRACT Fusarium fungi, including F. culmorum, cause seedling blight, foot rot, and head blight diseases of cereals, resulting in yield loss. In a screen for potential disease control organisms agents, Pseudomonas fluorescens strains MKB 100 249, P. frederiksbergensis strain 202, sp. 158, chitosan all significantly reduced the extent both wheat coleoptile growth retardation barley caused by culmorum (by 53 to 91%). Trichodiene synthase is enzyme necessary trichothecene mycotoxin...
Mechanisms involved in the biological control of plant diseases are varied and complex. Hormones, including auxin indole acetic acid (IAA) abscisic (ABA), essential regulators a multitude functions, responses to biotic abiotic stressors. This study set out determine what hormones might play role Pseudomonas fluorescens –mediated Fusarium head blight (FHB) disease barley if biocontrol-associated directly affect development. A previous distinguished bacterium-responsive genes from...
All genomes encode taxonomically restricted orphan genes, and the vast majority are of unknown function. There is growing evidence that such genes play an important role in environmental adaptation taxa. We report functional characterization gene (Triticum aestivum Fusarium Resistance Orphan Gene [TaFROG]) as a component resistance to globally wheat (T. aestivum) disease, head blight. TaFROG grass subfamily Pooideae. expression studies showed it early response mycotoxin deoxynivalenol (DON),...
Fusarium pathogens are among the most damaging of cereals. These have ability to attack roots, seedlings, and flowering heads barley wheat plants with disease, resulting in yield loss head blight disease also contamination grain mycotoxins harmful human animal health. There is increasing evidence that brassinosteroid (BR) hormones play an important role plant defense against both biotic abiotic stress agents this study set out determine if how BR might affect diseases barley. Application...
Microbial bioprocessing of lignocellulose to bioethanol still poses challenges in terms substrate catabolism. The most important challenge is overcome recalcitrance and thus reduce the number steps needed biorefine lignocellulose. Conventionally, conversion involves chemical pretreatment lignocellulose, followed by hydrolysis biomass monomer sugars that are subsequently fermented into bioethanol. Consolidated (CBP) has been suggested as an efficient economical method manufacturing from CBP...
The mycotoxin deoxynivalenol (DON) serves as a plant disease virulence factor for the fungi Fusarium graminearum and F. culmorum during development of head blight (FHB) on wheat. A wheat cytochrome P450 gene from subfamily CYP72A, TaCYP72A, was cloned cultivar CM82036. TaCYP72A located chromosome 3A with homeologs present 3B 3D genome. Using expression studies, we showed that variants were activated in spikelets an early response to graminearum, this activation mycotoxic (DON). Virus induced...