Results 91 to 100 of about 18,532 (207)

The potassium impermeable apical membrane of insect epithelia: a target for development of safe pesticides

open access: yesMemorias do Instituto Oswaldo Cruz, 1987
Columnar cell apical membranes (CCAM) in series with goblet cell apical membranes (GCAM) form an electroosmotic barrier separating the midgut lumen from epithelial cell cytoplasm.
William R. Harvey   +5 more
doaj   +1 more source

No Evidence for Ionotropic Pheromone Transduction in the Hawkmoth Manduca sexta. [PDF]

open access: yesPLoS ONE, 2016
Insect odorant receptors (ORs) are 7-transmembrane receptors with inverse membrane topology. They associate with the conserved ion channel Orco. As chaperon, Orco maintains ORs in cilia and, as pacemaker channel, Orco controls spontaneous activity in ...
Andreas Nolte   +7 more
doaj   +1 more source

Mechanisms of Aristolochic Acid Resistance in Specialist Butterflies and Evolutionary Insights for Potential Protective Pathways

open access: yesAdvanced Science, Volume 13, Issue 19, 2 April 2026.
The study provides an extreme example of insect adaptation to highly toxic defenses of host plants, and investigates the complex strategies to resist carcinogenic aristolochic acids, including physical isolation, metabolic detoxification, and DNA repair.
Yang Luan   +20 more
wiley   +1 more source

The role of juvenile hormone and insulin/TOR signaling in the growth of Manduca sexta [PDF]

open access: yes, 2015
In many insect species, fitness trade-offs exist between maximizing body size and developmental speed. Understanding how various species evolve different life history strategies requires knowledge of the physiological mechanisms underlying the regulation
Hatem, Nicole E.   +4 more
core   +1 more source

Current Overview and Main Challenges of the Use of Galleria mellonella in Biomedical Research

open access: yesCurrent Protocols, Volume 6, Issue 4, April 2026.
Abstract Larvae of the greater wax moth Galleria mellonella have become an increasingly important in vivo model for biomedical research, providing a practical, ethical, and biologically relevant alternative to vertebrate organisms. Its suitability as a model system lies in its low maintenance cost, ease of handling, and ability to survive at both ...
Fabiana Alves de Souza Silva   +11 more
wiley   +1 more source

Sex-specific odorant receptors of the Tobacco Hornworm Manduca sexta

open access: yesFrontiers in Cellular Neuroscience, 2010
As odor information plays a vital role in the life of moths, their olfactory sense has evolved into a highly specific and sensitive apparatus relevant to reproduction and survival.
Ewald Grosse-Wilde   +5 more
doaj   +1 more source

Discovering useful parts for pose estimation in sparsely annotated datasets [PDF]

open access: yes, 2016
Our work introduces a novel way to increase pose estimation accuracy by discovering parts from unannotated regions of training images. Discovered parts are used to generate more accurate appearance likelihoods for traditional part-based models like ...
Betke, Margrit   +3 more
core   +2 more sources

Different Transcriptional Responses to Developmental Versus Short‐Term Acclimation Temperatures in Pieris rapae

open access: yesEcology and Evolution, Volume 16, Issue 4, April 2026.
Transcriptomic data indicates that gene expression responses underlying developmental thermal plasticity differ from those of short‐term acclimation temperature in the butterfly Pieris rapae. We also identify a small subset of genes for which expression levels depend on the interaction of developmental temperature and short‐term acclimation temperature.
Samantha L. Sturiale   +6 more
wiley   +1 more source

Pheromone Transduction in Moths [PDF]

open access: yes, 2010
Calling female moths attract their mates late at night with intermittent release of a species-specific sex-pheromone blend. Mean frequency of pheromone filaments encodes distance to the calling female.
Monika Stengl
core   +2 more sources

Interpopulation Variation in Egg Mortality in Response to Hot and Dry Conditions in North American Populations of the Invasive Tiger Mosquito, Aedes albopictus

open access: yesEcology and Evolution, Volume 16, Issue 4, April 2026.
North American populations of the invasive tiger mosquito exhibit genetic and phenotypic differences in egg survival in response to hot and dry conditions. ABSTRACT How wild organisms are responding to climate change is one of the most pressing issues of the 21st century.
Katie M. Westby   +4 more
wiley   +1 more source

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