Chemical ecology
View article: The frequency and importance of polyploidy in tropical rainforest tree radiations
The frequency and importance of polyploidy in tropical rainforest tree radiations Open
Summary The presence of two or more copies of the genome in an organism, termed ‘polyploidy’, is a crucial force in plant evolution, generating genetic, phenotypic and ecological diversity. The Amazonian tree flora is the most species‐rich…
View article: UHPLC-QTOF-MS/MS Metabolomic Profiling Reveals Environmental, Morphological, and Taxonomic Drivers of Chemical Diversity in Neotropical Banisteriopsis and Stigmaphyllon
UHPLC-QTOF-MS/MS Metabolomic Profiling Reveals Environmental, Morphological, and Taxonomic Drivers of Chemical Diversity in Neotropical Banisteriopsis and Stigmaphyllon Open
Banisteriopsis and Stigmaphyllon are among the most species-rich liana genera in the Neotropical Malpighiaceae family, known for their diverse chemical and biological activities. However, metabolomic information correlating these genera wi…
View article: Entomopathogenic fungi associated with cereal leaf beetles and their comparative pathogenicity in the laboratory: possible sustainable control approaches
Entomopathogenic fungi associated with cereal leaf beetles and their comparative pathogenicity in the laboratory: possible sustainable control approaches Open
Cereal leaf beetles (CLB) are among the most destructive pests of small grain cereals in Europe, with larval feeding causing significant yield losses. As restrictions on chemical insecticides intensify in the European Union, there is growi…
View article: Contrasting glucosinolate profiles in rapeseed genotypes shape the rhizosphere-insect continuum and microbial detoxification potential in a root herbivore
Contrasting glucosinolate profiles in rapeseed genotypes shape the rhizosphere-insect continuum and microbial detoxification potential in a root herbivore Open
Plant secondary metabolites are key mediators of plant–insect–microbiome interactions, yet their role in structuring functionally relevant insect-associated microbial communities remains poorly understood. Here, we combined a factorial exp…
View article: Integrated Multi-Omics Analysis Reveals Microbial Community Restructuring and its Role in Key Carbohydrate Metabolic Pathways During Tobacco Leaf Curing
Integrated Multi-Omics Analysis Reveals Microbial Community Restructuring and its Role in Key Carbohydrate Metabolic Pathways During Tobacco Leaf Curing Open
View article: Herbivory Triggers Hydrocarbon-Based Semiochemical Defenses Against Aphids in Food Legumes
Herbivory Triggers Hydrocarbon-Based Semiochemical Defenses Against Aphids in Food Legumes Open
Herbivore-induced plant volatiles (HIPVs) play critical roles in mediating plant–insect interactions by influencing herbivore behavior and host selection. The present study examined alterations in volatile organic compound (VOC) profiles o…
View article: Behavioral Responses of the Bumblebee Bombus terrestris to Volatile Compounds from Blueberries
Behavioral Responses of the Bumblebee Bombus terrestris to Volatile Compounds from Blueberries Open
Bumblebees are important pollinating insects in crop pollination. Chemical attractants can effectively improve the flower-visiting efficiency of bumblebees, thereby increasing blueberry yields. To identify volatile compounds that attract b…
View article: Unraveling the Biosynthetic Gene Clusters and In Silico Insights into Meroterpenoids from the Indonesian Marine Sponge Endosymbiont Fungus <i>Aspergillus nidulans</i>
Unraveling the Biosynthetic Gene Clusters and In Silico Insights into Meroterpenoids from the Indonesian Marine Sponge Endosymbiont Fungus <i>Aspergillus nidulans</i> Open
The Indonesian marine sponge Plakortis simplex is recognized for its natural products (NPs), particularly those within the terpenoid class. Given the structural diversity of these NPs, we hypothesized that endosymbiotic microorganisms cont…
View article: A new scenario of pathogen-microbiota interactions involving the oomycete <i>Plasmopara viticola</i>
A new scenario of pathogen-microbiota interactions involving the oomycete <i>Plasmopara viticola</i> Open
A key question in microbial ecology is how the microbiota regulates host invasion by pathogens. Several ecological theories link the diversity, abundance and assembly processes of the microbiota with its resistance to invasion, but the spe…
View article: Chemical properties of foliar metabolomes represent a key axis of functional trait variation in forests of the tropical Andes
Chemical properties of foliar metabolomes represent a key axis of functional trait variation in forests of the tropical Andes Open
Plants interact with their environment through diverse specialized metabolites that protect them from abiotic stressors like drought or radiation and biotic stressors like herbivores or pathogens. However, few studies have considered the c…
View article: Chemodiversity in Action: Exploring the Costs and Benefits of Dual Chemical Defences in $\textit{Erysimum cheiranthoides}$
Chemodiversity in Action: Exploring the Costs and Benefits of Dual Chemical Defences in $\textit{Erysimum cheiranthoides}$ Open
Insect herbivores, representing more than half of all described animal species, are among Earth's most diverse and abundant organisms. Their interactions with plants exert intense selective pressure, driving the evolution of diverse plant …
View article: Entomopathogenic Nematodes Induce Metabolic Reallocation in Maize Roots Without Altering the Performance of Two Root Herbivores, <i>Diabrotica virgifera</i> and <i>Diabrotica balteata</i>
Entomopathogenic Nematodes Induce Metabolic Reallocation in Maize Roots Without Altering the Performance of Two Root Herbivores, <i>Diabrotica virgifera</i> and <i>Diabrotica balteata</i> Open
Entomopathogenic nematodes (EPNs) are key biological control agents in agriculture, but their direct effects on plant metabolism and resistance to herbivory remain underexplored. By combining transcriptomic, metabolomic, and herbivore assa…
View article: Glandular quinoline-derivates protect crustacean woodlice from spider predation
Glandular quinoline-derivates protect crustacean woodlice from spider predation Open
In evolutionary time, aquatic crustaceans colonized land and faced new terrestrial predators such as spiders and ants. We tested the hypothesis that the crustacean terrestrial woodlouse Porcellio scaber produces defensive metabolites that …
View article: Preface: Exploring the Impact of Plant Domestication on Chemically Mediated Trophic Interactions
Preface: Exploring the Impact of Plant Domestication on Chemically Mediated Trophic Interactions Open
View article: Anthozoan Chemical Defenses: Integrating Compounds, Enzymatic Activities, and Omics-Based Discoveries
Anthozoan Chemical Defenses: Integrating Compounds, Enzymatic Activities, and Omics-Based Discoveries Open
Anthozoa is a species-rich class with an innate immune system that acts as a defensive tool and shares many of its cellular pathways with mammalian immune responses. In addition to immune-related strategies (e.g., allorecognition and xenor…
View article: Ecology, Evolution, and North American Invasion of One of the World's Most Successful Plant Species
Ecology, Evolution, and North American Invasion of One of the World's Most Successful Plant Species Open
Phragmites australis is one of the most widely distributed macrophytes in the world and a compelling model system for biological invasions, as both native and introduced lineages grow sympatrically across North America. Decades of research…
View article: Aphid Colony Size in Tansy is Affected by Plant Chemical Composition but not by Belowground Herbivory
Aphid Colony Size in Tansy is Affected by Plant Chemical Composition but not by Belowground Herbivory Open
Plants are hosts for above- and belowground insect communities that can influence each other via above-belowground plant-physiological dynamics. To mediate interactions, plants produce secondary metabolites, including terpenoids, and mixtu…
View article: The Pheromone Landscape of Apis mellifera: Caste-Determined Chemical Signals and Their Influence on Social Dynamics
The Pheromone Landscape of Apis mellifera: Caste-Determined Chemical Signals and Their Influence on Social Dynamics Open
A honeybee (Apis mellifera) colony is a superorganism of complex social dynamics. Within the colony, communication between individuals and castes is crucial for maintaining homeostasis. Such complex interactions are possible thanks to semi…
View article: Deciphering organ‐specific chemical changes following insect herbivory in <i>Populus nigra</i> using comparative metabolomics
Deciphering organ‐specific chemical changes following insect herbivory in <i>Populus nigra</i> using comparative metabolomics Open
This study explores the chemical diversity of plant metabolites in different organs of black poplar ( Populus nigra ), a tree species of considerable ecological and economic importance, to broaden our knowledge of organs other than leaves,…
View article: Integrating Chemical Ecology with Behavioural Bioassays to Understand Host Preferences in the Stink Bug Egg Parasitoids Trissolcus basalis and Trissolcus oenone (Hymenoptera: Scelionidae)
Integrating Chemical Ecology with Behavioural Bioassays to Understand Host Preferences in the Stink Bug Egg Parasitoids Trissolcus basalis and Trissolcus oenone (Hymenoptera: Scelionidae) Open
Current approaches to assessing potential non-target risks associated with biological control agents are conservative, and they often rely on oviposition experiments conducted in quarantine laboratories. By their nature, such tests offer r…
View article: The In Vitro and In Vivo Fungal Volatile Organic Compounds Associated with Rapid ʻŌhiʻa Death and the Response of Xyleborine Ambrosia Beetles to those Compounds
The In Vitro and In Vivo Fungal Volatile Organic Compounds Associated with Rapid ʻŌhiʻa Death and the Response of Xyleborine Ambrosia Beetles to those Compounds Open
Rapid ‘ōhiʻa death (ROD), caused by fungal pathogens Ceratocystis lukuohia and Ceratocystis huliohia , is devastating ʻōhiʻa ( Metrosideros polymorpha ), the keystone forest tree species of Hawaiʻi. Ceratocystidaceae fungi produce fruity v…
View article: Flora volatile profiles of plants visited by Vespa velutina: a preliminary assessment in the interaction of plant-insect
Flora volatile profiles of plants visited by Vespa velutina: a preliminary assessment in the interaction of plant-insect Open
View article: Chemical trios in rhizosphere ecology: emerging roles of microbial volatiles, root-derived volatiles, and non-volatile root exudates in plant–soil microbe interactions
Chemical trios in rhizosphere ecology: emerging roles of microbial volatiles, root-derived volatiles, and non-volatile root exudates in plant–soil microbe interactions Open
The rhizosphere, a narrow zone of soil directly influenced by plant roots, serves as a highly dynamic interface where biochemical and ecological interactions converge to sustain plant growth. This critical region facilitates intricate chem…
View article: Chemical Recognition Cues in Ant-Aphid Mutualism: Differentiating, Sharing, and Modifying Cuticular Components
Chemical Recognition Cues in Ant-Aphid Mutualism: Differentiating, Sharing, and Modifying Cuticular Components Open
Aphid-tending ants form mutualistic associations with aphids. During their interactions, aphids and ants use both tactile stimuli and chemical cues to communicate. Recent studies suggest that ants modify the cuticular hydrocarbons of mutua…
View article: Nectar or perfume as reward? Investigating the pollination and chemical ecology of the bromeliad <i>Cryptanthus bahianus</i>
Nectar or perfume as reward? Investigating the pollination and chemical ecology of the bromeliad <i>Cryptanthus bahianus</i> Open
Perfume flowers provide chemicals as a resource for specialized pollinators, that is, male euglossine bees. This system has been recorded in at least 15 families of Neotropical Angiosperms, including species of the bromeliad genus Cryptant…
View article: Species- and context-dependent responses of green lacewings suggest a complex ecological role for methyl salicylate (Neuroptera: Chrysopidae)
Species- and context-dependent responses of green lacewings suggest a complex ecological role for methyl salicylate (Neuroptera: Chrysopidae) Open
View article: Sexual differences in defensive strategies: investigating chemical defences and visual signals in a wasp moth <i>Amata nigriceps</i>
Sexual differences in defensive strategies: investigating chemical defences and visual signals in a wasp moth <i>Amata nigriceps</i> Open
Aposematic animals use conspicuous warning signals to advertise their chemical defences to predators. Selection by predators can favour conspicuousness and large pattern elements, which enhance predator avoidance learning. In aposematic sp…
View article: Chemical ecology of symbioses in cycads, an ancient plant lineage
Chemical ecology of symbioses in cycads, an ancient plant lineage Open
Summary Cycads are an ancient lineage of gymnosperms that maintain a plethora of symbiotic associations from across the tree of life. They have myriad morphological, structural, physiological, chemical, and behavioral adaptations that posi…
View article: Aggregation pheromones of <scp>Japanese</scp> orange fly, <i>Bactrocera tsuneonis</i> ( <scp>Diptera: Tephritidae</scp> )
Aggregation pheromones of <span>Japanese</span> orange fly, <i>Bactrocera tsuneonis</i> ( <span>Diptera: Tephritidae</span> ) Open
BACKGROUND Bactrocera tsuneonis (Diptera: Tephritidae) is an important quarantine pest. It is oligophagous, feeding exclusively on citrus fruits. However, no effective and specific attractant for monitoring and controlling this pest has ye…
View article: Differential Responses of the Egg-Larval Parasitoid Chelonus Bifoveolatus To Fall Armyworm-Induced and Constitutive Volatiles of Diverse Maize Genotypes
Differential Responses of the Egg-Larval Parasitoid Chelonus Bifoveolatus To Fall Armyworm-Induced and Constitutive Volatiles of Diverse Maize Genotypes Open