Results 71 to 80 of about 4,478,531 (313)

The chemical defences of the invasive alga Sargassum muticum (Yendo) Fensholt correlate to mesoherbivore diversity, but not to time-since-invasion

open access: yesHydrobiologia, 2019
Populations of the invasive alga Sargassum muticum were sampled along a time-since-invasion (TSI) gradient to test the hypothesis that chemical defences would increase with TSI, and diversity of native mesoherbivores.
Martyn Kurr, A. Davies
semanticscholar   +1 more source

Primordial enemies: fungal pathogens in thrips societies. [PDF]

open access: yesPLoS ONE, 2012
Microbial pathogens are ancient selective agents that have driven many aspects of multicellular evolution, including genetic, behavioural, chemical and immune defence systems.
Christine Turnbull   +9 more
doaj   +1 more source

Transcriptome analysis of aphids exposed to glandular trichomes in tomato reveals stress and starvation related responses

open access: yesScientific Reports, 2022
Understanding the responses of insect herbivores to plant chemical defences is pivotal for the management of crops and pests. However, the mechanisms of interaction are not entirely understood.
Rosario Planelló   +8 more
doaj   +1 more source

Local adaptation of aboveground herbivores towards plant phenotypes induced by soil biota [PDF]

open access: yes, 2010
Background: Soil biota may trigger strong physiological responses in plants and consequently induce distinct phenotypes. Plant phenotype, in turn, has a strong impact on herbivore performance.
Bonte, Dries   +5 more
core   +2 more sources

Chemical Defence by Sterols in the Freshwater Ciliate Stentor polymorphus

open access: yesBiology, 2022
Heterotrich ciliates typically retain toxic substances in specialized ejectable organelles, called extrusomes, which are used in predator-prey interactions. In this study, we analysed the chemical defence strategy of the freshwater heterotrich ciliate Stentor polymorphus against the predatory ciliate Coleps hirtus, and the microturbellarian flatworm ...
Federico Buonanno   +5 more
openaire   +4 more sources

Accumulation of 5-hydroxynorvaline in maize (Zea mays) leaves is induced by insect feeding and abiotic stress. [PDF]

open access: yes, 2014
Plants produce a wide variety of defensive metabolites to protect themselves against herbivores and pathogens. Non-protein amino acids, which are present in many plant species, can have a defensive function through their mis-incorporation during protein ...
Buckler, Edward S   +4 more
core   +5 more sources

Effects of insularity on insect leaf herbivory and chemical defences in a Mediterranean oak species

open access: yesJournal of Biogeography, 2019
Research on plant–herbivore interactions has shown that islands typically have low abundances and diversity of herbivores because of barriers to dispersal, isolation and reduced land area.
X. Moreira   +7 more
semanticscholar   +1 more source

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Novel Natural Products from Extremophilic Fungi

open access: yesMarine Drugs, 2018
Extremophilic fungi have been found to develop unique defences to survive extremes of pressure, temperature, salinity, desiccation, and pH, leading to the biosynthesis of novel natural products with diverse biological activities.
Xuan Zhang   +4 more
doaj   +1 more source

Allelochemical run-off from the invasive terrestrial plant Impatiens glandulifera decreases defensibility in Daphnia

open access: yesScientific Reports, 2023
Invasive species are a major threat for native ecosystems and organisms living within. They are reducing the biodiversity in invaded ecosystems, by outcompeting native species with e. g. novel substances.
Jens Georg Peter Diller   +4 more
doaj   +1 more source

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