Results 51 to 60 of about 3,657 (164)

Toxicity of Irradiated Media for Xenorhabdus spp [PDF]

open access: yesApplied and Environmental Microbiology, 1990
Bacterial isolates of the genus Xenorhabdus were shown to be extremely sensitive to photoproducts produced in a number of common media irradiated by fluorescent light. Two forms of toxic oxygen, hydrogen peroxide and superoxide radical, were produced in the media upon exposure to fluorescent light.
J, Xu, R E, Hurlbert
openaire   +2 more sources

A systematic review on research trends and commercialised entomopathogenic nematodes: A global perspective

open access: yesAgricultural and Forest Entomology, EarlyView.
Out of 136 identified EPNs, only 18 (8 Steinernema and 6 Heterorhabditis) are commercialised globally, highlighting a major gap between discovery and application. High production costs and inconsistent field efficacy are the leading obstacles to the widespread commercialisation of EPN‐based biocontrol products.
Ndivhuwo Ramatsitsi   +2 more
wiley   +1 more source

Diversity of Xenorhabdus and Photorhabdus spp. and their symbiotic entomopathogenic nematodes from Thailand.

open access: yesPLoS ONE, 2012
Xenorhabdus and Photorhabdus spp. are bacterial symbionts of entomopathogenic nematodes (EPNs). In this study, we isolated and characterized Xenorhabdus and Photorhabdus spp.
Aunchalee Thanwisai   +7 more
doaj   +1 more source

How effective are entomopathogenic nematodes for vine weevil (Coleoptera: Curculionidae) biological control? A meta‐analysis

open access: yesPest Management Science, Volume 82, Issue 4, Page 3427-3438, April 2026.
Entomopathogenic nematodes provide reliable biological control of vine weevil larvae, reducing populations by 63% on average. All five tested species are effective, with temperature (18–30 °C) being the strongest predictor of success. Abstract BACKGROUND Vine weevil (Otiorhynchus sulcatus) is a globally important pest of soft fruit and ornamental crops
Joe M. Roberts   +5 more
wiley   +1 more source

Profiling the Production of Antimicrobial Secondary Metabolites by Xenorhabdus khoisanae J194 Under Different Culturing Conditions

open access: yesFrontiers in Chemistry, 2021
Species from the genus Xenorhabdus, endosymbiotic bacteria of Steinernema nematodes, produce several antibacterial and antifungal compounds, some of which are anti-parasitic. In this study, we report on the effect growth conditions have on the production
Elzaan Booysen   +4 more
doaj   +1 more source

Colonial and Cellular Polymorphism in Xenorhabdus luminescens [PDF]

open access: yesApplied and Environmental Microbiology, 1989
A highly polymorphic Xenorhabdus luminescens strain was isolated. The primary form of X. luminescens was luminescent and nonswarming and produced a yellow pigment and antimicrobial substances.
R E, Hurlbert, J, Xu, C L, Small
openaire   +2 more sources

Comparative Analysis of Xenorhabdus koppenhoeferi Gene Expression during Symbiotic Persistence in the Host Nematode. [PDF]

open access: yesPLoS ONE, 2016
Species of Xenorhabdus and Photorhabdus bacteria form mutualistic associations with Steinernema and Heterorhabditis nematodes, respectively and serve as model systems for studying microbe-animal symbioses. Here, we profiled gene expression of Xenorhabdus
Ruisheng An, Parwinder S Grewal
doaj   +1 more source

Molecular basis of antibiotic sensing by the TetR family regulator CecR – a structural perspective

open access: yesThe FEBS Journal, Volume 293, Issue 6, Page 1801-1817, March 2026.
Escherichia coli CecR, a member of the TetR family regulators, senses selected antibiotics and activates the expression of a putative drug efflux pump. Although present in many pathogenic Enterobacteriales strains, CecR remains poorly characterized. We present the first CecR crystal structure, which reveals a unique tunnel‐like ligand‐binding cavity ...
Agnieszka J. Pietrzyk‐Brzezinska   +5 more
wiley   +1 more source

A new recombineering system for Photorhabdus and Xenorhabdus [PDF]

open access: yesNucleic Acids Research, 2014
Precise and fluent genetic manipulation is still limited to only a few prokaryotes. Ideally the highly advanced technologies available in Escherichia coli could be broadly applied. Our efforts to apply lambda Red technology, widely termed 'recombineering', in Photorhabdus and Xenorhabdus yielded only limited success.
Yin, J.   +10 more
openaire   +3 more sources

Insights Into Sequences of Viral and Bacterial Origin in the Metatranscriptome of Centaurea cyanus L. Susceptible and Resistant to Acetolactate Synthase (ALS)‐Inhibiting Herbicides

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 1, February 2026.
Metatranscriptomic analysis of Centaurea cyanus revealed diverse plant‐associated viral and bacterial sequences in herbicide‐susceptible and ‐resistant biotypes. While novel partitiviruses occurred independently of resistance status, differences in bacterial community composition may suggest a potential role of the plant microbiome in responses to ...
Katarzyna Marcinkowska   +2 more
wiley   +1 more source

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