1,197 results found
    1. Developmental Biology
    2. Immunology and Inflammation

    The extraembryonic serosa is a frontier epithelium providing the insect egg with a full-range innate immune response

    Chris G C Jacobs, Herman P Spaink, Maurijn van der Zee
    Contrary to the current perception, insect eggs are very capable of defending themselves against pathogens.
    1. Ecology

    Adaptive thermal plasticity enhances sperm and egg performance in a model insect

    Ramakrishnan Vasudeva, Andreas Sutter ... Matthew JG Gage
    Sperm and egg development are temperature sensitive, enabling males and females to significantly improve their reproductive success by matching gamete function to varying thermal environments for fertilisation and offspring development.
    1. Plant Biology

    Phosphatidylcholines from Pieris brassicae eggs activate an immune response in Arabidopsis

    Elia Stahl, Théo Brillatz ... Philippe Reymond
    Plants detect the presence of phospholipids in eggs from a herbivorous insect and trigger innate immunity.
    1. Ecology
    2. Evolutionary Biology

    Brood care in a 100-million-year-old scale insect

    Bo Wang, Fangyuan Xia ... Jacek Szwedo
    The discovery of the earliest direct evidence of brood care in insects demonstrates a remarkably conserved egg-brooding reproductive strategy within scale insects in stasis for nearly 100 million years.
    1. Developmental Biology

    Dynamic BMP signaling polarized by Toll patterns the dorsoventral axis in a hemimetabolous insect

    Lena Sachs, Yen-Ta Chen ... Siegfried Roth
    During the evolution of insect lineages, a signaling pathway dedicated to pathogen defense was co-opted for a new role in embryonic patterning.
    1. Ecology
    2. Evolutionary Biology

    Nitric oxide radicals are emitted by wasp eggs to kill mold fungi

    Erhard Strohm, Gudrun Herzner ... Tobias Engl
    To protect their food and themselves against detrimental mould fungi, the eggs of a wasp species synthesize and emit remarkable amounts of gaseous nitrogen oxides that are highly effective antimicrobials.
    1. Evolutionary Biology

    Ovipositor and mouthparts in a fossil insect support a novel ecological role for early orthopterans in 300 million years old forests

    Lu Chen, Jun-Jie Gu ... Olivier Béthoux
    Hundreds of fossil remains shed new light on the evolution of grasshoppers, gryllids, and katydids and their ecological role 300 million years ago.
    1. Genetics and Genomics

    Genetically engineered insects with sex-selection and genetic incompatibility enable population suppression

    Ambuj Upadhyay, Nathan R Feltman ... Michael Smanski
    Two distinct genetic biocontrol methods work synergistically to yield a novel approach in the fight against pest organisms.
    1. Ecology

    A moth odorant receptor highly expressed in the ovipositor is involved in detecting host-plant volatiles

    Rui-Ting Li, Ling-Qiao Huang ... Chen-Zhu Wang
    A moth can detect plant volatiles using an odorant receptor expressing in its ovipositor, and this odorant receptor has a much higher expression level in the ovipositor than antennae.
    1. Evolutionary Biology

    The molecular basis of socially induced egg-size plasticity in honey bees

    Bin Han, Qiaohong Wei ... Olav Rueppell
    Honey bee queens adjust the provisioning of their eggs based on their perception of colony size via upregulation of metabolism, protein transport, and cytoskeletal reorganization, including the small GTPase Rho1.

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