Steven Gayder

ORCID: 0000-0003-2424-4811
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About
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Research Areas
  • Plant Pathogenic Bacteria Studies
  • Bacteriophages and microbial interactions
  • Plant Virus Research Studies
  • Plant Pathogens and Fungal Diseases
  • Aquaculture disease management and microbiota
  • Microbial infections and disease research
  • CRISPR and Genetic Engineering
  • Genomics and Phylogenetic Studies
  • Infections and bacterial resistance
  • Plant-Microbe Interactions and Immunity
  • Plant and Fungal Interactions Research

ZHAW Zurich University of Applied Sciences
2022-2023

Brock University
2019-2022

Agriculture and Agri-Food Canada
2019-2022

Erwinia amylovora is a destructive pathogen of Rosaceous plants and an economic concern worldwide. Herein, we report 93 new E. genomes from North America, Europe, the Mediterranean, New Zealand. This genomic information demonstrates existence three primary clades Amygdaloideae (apple pear) infecting suggests all independently originate America. The comprehensive sequencing also identified confirmed presence 7 novel plasmids ranging in size 2.9 to 34.7 kbp. While function unknown, pEAR27,...

10.1016/j.ygeno.2020.04.001 article EN cc-by-nc-nd Genomics 2020-04-04

Bacteriophages are viruses capable of recognizing with high specificity, propagating inside of, and destroying their bacterial hosts. The phage lytic life cycle makes phages attractive as tools to selectively kill pathogenic bacteria minimal impact on the surrounding microbiome. To effectively harness potential in therapy, it is critical understand phage–host dynamics how these interactions can change complex populations. Our model examined between plant pathogen Erwinia amylovora,...

10.3390/microorganisms8091449 article EN cc-by Microorganisms 2020-09-22

Abstract Bacteriophages offer unique benefits for the specific control of Erwinia amylovora , causative agent fire blight in pome fruit. Unfortunately, majority described phages were tested efficacy vitro only. Data from infection assays using pear slices or detached blossoms is rare and field trials are barely reported. It remains to be studied if bacteriophages could open field. This review summarizes current knowledge different infecting E. . In addition, requirements a phage optimally...

10.1007/s42161-023-01478-y article EN cc-by Journal of Plant Pathology 2023-08-17

Erwinia amylovora is a globally devastating pathogen of apple, pear, and other Rosaceous plants. The use lytic bacteriophages for disease management continues to garner attention as possible supplement or alternative antibiotics. A quantitative productive host range was established 10 phages using 106 wild type global isolates E. amylovora, the closely related pyrifoliae, investigate potential regional efficacy these within biopesticide. Each individually infected with each phage production...

10.3390/v11100910 article EN cc-by Viruses 2019-10-01

Erwinia amylovora is an economically significant agricultural pathogen found throughout the world. In North America, E. has developed streptomycin resistance and therefore alternative treatments using phages have received increased attention.

10.1128/aem.02513-21 article EN cc-by Applied and Environmental Microbiology 2022-03-14

Due to the emergence of antibiotic resistance, phage-mediated biocontrol has become an attractive alternative for pathogen management in agriculture. While infection characteristics many phages can be adequately described using plaque assays and optical density, results from apple Erwinia amylovora have low reproducibility with these techniques. Using quantitative real-time PCR (qPCR), stage lytic cycle was determined through a combination chloroform-based sampling, centrifugation, DNase...

10.3390/ijms21020553 article EN International Journal of Molecular Sciences 2020-01-15

Two Pseudomonas strains (H346-M and H346-S) were isolated from hazelnut trees showing symptoms of shoot dieback necrosis. The draft genome sequences H346-M H346-S consist 66 51 contigs, respectively, with total sizes 5,693,988 5,889,925 bp 4,885 5,045 protein-coding sequences, respectively.

10.1128/mra.01021-20 article EN Microbiology Resource Announcements 2020-11-04
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