Entomology

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  Subject Areas on Research

  • A Mathematical Model for Juvenile Hormone Titers 
  • A mathematical model for the regulation of juvenile hormone titers. 
  • A method for sexing final instar larvae of the genus Onthophagus Latreille (Coleoptera: Scarabaeidae) 
  • A single amino acid change in the para sodium channel protein is associated with knockdown-resistance (kdr) to pyrethroid insecticides in German cockroach. 
  • A sodium channel mutation identified in Aedes aegypti selectively reduces cockroach sodium channel sensitivity to type I, but not type II pyrethroids. 
  • A ten-year comparative study of the population dynamics and parasitoidism in the native paper wasp Polistes fuscatus and the invasive P. dominulus 
  • Abdominal stretch reception in Dipetalogaster maximus (Hemiptera: Reduviidae) 
  • Action of six pyrethrins purified from the botanical insecticide pyrethrum on cockroach sodium channels expressed in Xenopus oocytes. 
  • Alternative splicing of the BSC1 gene generates tissue-specific isoforms in the German cockroach. 
  • An alanine in segment 3 of domain III (IIIS3) of the cockroach sodium channel contributes to the low pyrethroid sensitivity of an alternative splice variant. 
  • An eco-physiological model of the impact of temperature on Aedes aegypti life history traits. 
  • An important role of a pyrethroid-sensing residue F1519 in the action of the N-alkylamide insecticide BTG 502 on the cockroach sodium channel. 
  • An overview of Lepidopteran Herbivory on North American pitcher plants (Sarracenia), with a novel observation of feeding on Sarracenia flava 
  • Analysis of the action of lidocaine on insect sodium channels. 
  • Antifouling agents from marine spongeLissodendoryx isodictyalis carter. 
  • Association of novel mutations in a sodium channel gene with fluvalinate resistance in the mite, Varroa destructor 
  • Axonal pathways in the brain-retrocerebral neuroendocrine complex of Manduca sexta (L.) (Lepidoptera: Sphingidae) 
  • Bacterial-barnacle interaction: Potential of using juncellins and antibiotics to alter structure of bacterial communities. 
  • Behavioral and physiological responses of Drosophila melanogaster and D. suzukii to volatiles from plant essential oils. 
  • Behavioral responses of sexually active mud snails: kariomones and pheromones. 
  • Behavioral responses ofLittoraria irrorata (SAY) to water-borne odors. 
  • Bioallethrin activates specific olfactory sensory neurons and elicits spatial repellency in Aedes aegypti. 
  • Block of Kir channels by flonicamid disrupts salivary and renal excretion of insect pests. 
  • Characterization of immunophilins in the silkmoth Bombyx mori. 
  • Characterization of two kdr mutations at predicted pyrethroid receptor site 2 in the sodium channels of Aedes aegypti and Nilaparvata lugens. 
  • Charge substitutions at the voltage-sensing module of domain III enhance actions of site-3 and site-4 toxins on an insect sodium channel. 
  • Chemical attraction of hermit crabs and other attendants to simulated gastropod predation sites 
  • Chemical defense of a rove beetle (Creophilus maxillosus) 
  • Chemical ecology and the search for marine antifoulants : Studies of a predator-prey symbiosis. 
  • Chemical mediation of behavior in hermit crabs: Alarm and aggregation cues. 
  • Chemical mediation of egg capsule deposition by mud snails. 
  • Chronology of sodium channel mutations associated with pyrethroid resistance in Aedes aegypti. 
  • Clumped distribution patterns in goldenrod aphids: genetic and ecological mechanisms 
  • Comparative Antennal and Behavioral Responses of Summer and Winter Morph Drosophila suzukii (Diptera: Drosophilidae) to Ecologically Relevant Volatiles. 
  • Comparative disposition and biotransformation of pentachlorophenol in the oyster (crassostrea gigas) and abalone (haliotis fulgens) 
  • Comparison of an experimental updraft ultraviolet light trap with the CDC miniature light trap and biting collections in sampling for Anopheles albimanus in Haiti. 
  • Competition, Frequency-Dependent Selection, and Diapause in Battus philenor Butterflies 
  • Concentration and preliminary characterization of a chemical attractant of the oyster drill,Urosalpinx cinerea. 
  • Control of chemically stimulated feeding behavior in sand fiddler crabsUca pugilator: Evidence for hemolymph feeding inhibitory factor. 
  • Control of growth and differentiation of the wing imaginal disks of Precis coenia (Lepidoptera: Nymphalidae) 
  • Control of pupal commitment in the imaginal disks of Precis coenia (Lepidoptera: Nymphalidae). 
  • DSC1 channel-dependent developmental regulation of pyrethroid susceptibility in Drosophila melanogaster. 
  • Definition of a juvenile hormone-sensitive period in Rhodnius prolixus 
  • Development of polyploidy of scale-building cells in the wings of Manduca sexta. 
  • Developmental mechanisms of body size and wing-body scaling in insects. 
  • Distinct functional properties of sodium channel variants are associated with usage of alternative exons in Nilaparvata lugens. 
  • Distinct modulating effects of TipE-homologs 2-4 on Drosophila sodium channel splice variants. 
  • Distinct roles of two RDL GABA receptors in fipronil action in the diamondback moth (Plutella xylostella). 
  • Disturbance and reattachment behavior of sea anemonesCalliactis tricolor (Le Sueur): Temporal, textural and chemical mediation. 
  • Diuresis after a bloodmeal in female Anopheles freeborni 
  • Diversity and Convergence of Sodium Channel Mutations Involved in Resistance to Pyrethroids. 
  • Down-Regulation of Juvenile Hormone Esterase and Arylphorin Production in Heliothis virescens Larvae Parasitized by Microplitis croceipes 
  • Effect of a fluvalinate-resistance-associated sodium channel mutation from varroa mites on cockroach sodium channel sensitivity to fluvalinate, a pyrethroid insecticide. 
  • Effects of a juvenile hormone analogue on the duration of the fifth instar in the milkweed bug Oncopeltus fasciatus 
  • Egg load influences search intensity, host selectivity, and clutch size in Battus philenor butterflies 
  • Environmental effects on male courtship intensity in Drosophila pseudoobscura (Diptera: Drosophilidae) 
  • Enzymatic production of small molecules attracting hermit crabs to simulated gastropod predation sites 
  • Evaluation of the biochemical basis of insecticide selectivity between host and parasitoid species 
  • Evolutionary divergence of field and laboratory populations of Manduca sexta in response to host-plant quality 
  • Experimental and ultrastructural study of the control of ovulation and parturition in the tsetse fly Glossina fuscipes (Diptera) 
  • Field studies on chemically mediated behavior in land hermit crabs: Volatile and nonvolatile odors. 
  • Food availability controls the onset of metamorphosis in the dung beetle Onthophagus taurus (Coleoptera: Scarabaeidae) 
  • Genetic control of a seasonal morph in Precis coenia (Lepidoptera: Nymphalidae) 
  • Genome-based identification of spliceosomal proteins in the silk moth Bombyx mori. 
  • Glucosinolate and trichome defenses in a natural Arabidopsis lyrata population. 
  • Glucosinolates and Herbivory by Specialists (Coleoptera: Chrysomelidae, Lepidoptera: Plutellidae): Consequences of Concentration and Induced Resistance 
  • Hormonal control of a seasonal polyphenism in Precis coenia (Lepidoptera: Nymphalidae) 
  • Hormonal control of male horn length dimorphism in Onthophagus taurus (Coleoptera: Scarabaeidae): a second critical period of sensitivity to juvenile hormone. 
  • Hormonal control of male horn length dimorphism in the dung beetle Onthophagus taurus (Coleoptera: Scarabaeidae). 
  • Imaginal wing discs in larvae of the soldier caste of Pheidole bicarinata vinelandica Forel (Hymenoptera : Formicidae) 
  • Immunological dependence of plant-dwelling animals on the medicinal properties of their plant substrates: a preliminary test of a novel evolutionary hypothesis 
  • In vitro stimulation of cell death in the moulting glands of Oncopeltus fasciatus by 20-hydroxyecdysone 
  • Induction of hepatic mixed-function oxidases by permethrin and cypermethrin in chicks fed vitamin A-deficient diet 
  • Inhibition of barnacle settlement and behavior by natural products from whip corals,Leptogorgia virgulata (Lamarck, 1815). 
  • Insecticide Resistance and Malaria Vector Control: The Importance of Fitness Cost Mechanisms in Determining Economically Optimal Control Trajectories 
  • Insecticide resistance and the evaluation of control strategies for an insect population 
  • Intermediate-level parts in insect societies: Adaptive structures that ants build away from the nest 
  • Introduction 
  • Juvenile hormone controls the onset of pupal commitment in the imaginal disks and epidermis of Precis coenia (Lepidoptera: Nymphalidae) 
  • Lack of evolutionary divergence in courtship songs of Drosophila pseudoobscura subspecies 
  • Larval release behaviors in the Caribbean spiny lobster, Panulirus argus: role of peptide pheromones. 
  • Larval release in brachyuran crustaceans Functional similarity of peptide pheromone receptor and catalytic site of trypsin. 
  • Linkage of kdr-type resistance and the para-homologous sodium channel gene in German cockroaches (Blattella germanica). 
  • Location of volatile odor sources by ghost crabOcypode quadrata (Fabricius). 
  • Long-term changes in obscura group Drosophila species composition at Mather, California 
  • Macromolecular cues in marine systems. 
  • Mechanism of action of sodium channel blocker insecticides (SCBIs) on insect sodium channels. 
  • Mechanism of threshold size assessment: Metamorphosis is triggered by the TGF-beta/Activin ligand Myoglianin. 
  • Mechanisms responsible for cypermethrin resistance in a strain of German cockroach, Blattella germanica 
  • Molecular and Physiological Basis of Colour Pattern Formation 
  • Molecular and functional characterization of a novel sodium channel TipE-like auxiliary subunit from the American cockroach Periplaneta americana. 
  • Molecular and functional characterization of voltage-gated sodium channel variants from Drosophila melanogaster. 
  • Molecular biology of insect sodium channels and pyrethroid resistance. 
  • Molecular characterization and functional expression of the DSC1 channel. 
  • Molecular characterization of DSC1 orthologs in invertebrate species. 
  • Molecular characterization of a sodium channel gene from the Silkworm Bombyx mori. 
  • Molecular characterization of an arachnid sodium channel gene from the varroa mite (Varroa destructor). 
  • Molecular neurobiology: Implications for insecticide action and resistance 
  • Mutations in the transmembrane helix S6 of domain IV confer cockroach sodium channel resistance to sodium channel blocker insecticides and local anesthetics. 
  • Mutations of two acidic residues at the cytoplasmic end of segment IIIS6 of an insect sodium channel have distinct effects on pyrethroid resistance. 
  • Negative cross-resistance of a pyrethroid-resistant Drosophila mutant to Phryma leptostachya-derived haedoxan A. 
  • Neonicotinoid insecticide resistance among populations of Bemisia tabaci in the Mediterranean region of Turkey 
  • Neuropharmacology and genetics of kdr-type resistance in the German cockroach, Blattella germanica (L.) 
  • Novel point mutations in the German cockroach para sodium channel gene are associated with knockdown resistance (kdr) to pyrethroid insecticides. 
  • Novel sodium channel gene mutations in Blattella germanica reduce the sensitivity of expressed channels to deltamethrin. 
  • Ommochrome Pigmentation of the linea and rosa Seasonal Forms of Precis coenia (Lepidoptera: Nymphalidae) 
  • Pattern induction across a homeotic boundary in the wings of Precis coenia (Hbn.) (Lepidoptera: Nymphalidae) 
  • Peptide attraction of hermit crabsClibanarius vittatus Bosc: Roles of enzymes and substrates. 
  • Peptide-mediated behaviors in marine organisms Evidence for a common theme. 
  • Photoresponses of Chaoborus larvae 
  • Photoresponses of second-instar Chaoborus larvae 
  • Physiology and costs of resistance to herbivory and disease in Brassica 
  • Phytochemical Shift from Condensed Tannins to Flavonoids in Transgenic Betula pendula Decreases Consumption and Growth but Improves Growth Efficiency of Epirrita autumnata Larvae. 
  • Preference for specific varieties of woolly locoweed by a specialist weevil, Cleonidius trivittatus (Say) 
  • Pyrethrins elicit olfactory response and spatial repellency in Aedes albopictus. 
  • Quantifying insect movement in the field 
  • REPRODUCTIVE ISOLATION IN STEGOMYIA MOSQUITOES. III EVIDENCE FOR A SEXUAL PHEROMONE 
  • Responses of mud snails and periwinkles to environmental odors and disaccharide mimics of fish odor 
  • Small nuclear RNA variants of three Bombyx mori strains 
  • Soldier determination in Pheidole bicarinata: Effect of methoprene on caste and size within castes 
  • Soldier determination in Pheidole bicarinata: Inhibition by adult soldiers 
  • Species-specific response of glucosinolate content to elevated atmospheric CO2 
  • Statistical Model for Predicting Range Expansion of the Red Imported Fire Ant, Solenopsis invicta , 1 in Texas 2 
  • Stretch-induced moulting in Oncopeltus fasciatus 
  • Synchrony of juvenile hormone-sensitive periods for internal and external development in last-instar larvae of Oncopeltus fasciatus 
  • Synergistic interaction between two cockroach sodium channel mutations and a tobacco budworm sodium channel mutation in reducing channel sensitivity to a pyrethroid insecticide. 
  • Taxis assays measure directional movement of mosquitoes to olfactory cues. 
  • Testis ecdysiotropin, an insect gonadotropin that induces synthesis of ecdysteroid. 
  • The Developmental Physiology of Color Patterns in Lepidoptera 
  • The Drosophila Sodium Channel 1 (DSC1): The founding member of a new family of voltage-gated cation channels. 
  • The development and evolution of exaggerated morphologies in insects. 
  • The knockdown resistance (kdr) mutation in pyrethroid-resistant German cockroaches 
  • The necessity for molecular classification of basidiomycetous biocontrol yeasts 
  • The orbital hoods of snapping shrimp have surface features that may represent tradeoffs between vision and protection. 
  • The role of low levels of juvenile hormone esterase in the metamorphosis of Manduca sexta 
  • The role of low levels of juvenile hormone esterase in the metamorphosis of Manduca sexta. 
  • The role of wing veins in colour pattern development in the butterfly Papilio xuthus (Lepidoptera: Papilionidae) 
  • The rôle of ecdysone in pupation of Manduca sexta 
  • The rôle of ecdysone in pupation of Manduca sexta 
  • Three sodium channel mutations from Aedes albopictus confer resistance to Type I, but not Type II pyrethroids. 
  • Toxicity of a formulation of the insecticide indoxacarb to the tarnished plant bug, Lygus lineolaris (Hemiptera: Miridae), and the big-eyed bug, Geocoris punctipes (Hemiptera: Lygaeidae). 
  • Two novel sodium channel mutations associated with resistance to indoxacarb and metaflumizone in the diamondback moth, Plutella xylostella. 
  • U2 snRNA variants are differentially incorporated into spliceosomes 
  • Variability for host preference in insect populations: Mechanistic and evolutionary models 
  • Voltage-Gated Sodium Channels as Insecticide Targets. 
  • Wingclapping behavior in Calopteryx maculata (P. De Beauvois) (Zygoptera: Calopterygidae) 
  • [³ H]Batrachotoxinin A-20-α-benzoate Binding in Synaptosomes from Susceptible and kdr-Type Resistant German Cockroaches, Blattella germanica (L.) 
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  Keywords of People

  • Kerr, Natalie, Assistant Research Professor of Biology, Biology