7,752 results found
    1. Evolutionary Biology

    Sperm competition risk drives rapid ejaculate adjustments mediated by seminal fluid

    Michael J Bartlett, Tammy E Steeves ... Patrice C Rosengrave
    Seminal fluid harbours the as yet unknown mechanism that facilitates rapid adjustment of sperm velocity in response to changing sperm competition risk.
    1. Ecology
    2. Microbiology and Infectious Disease

    Relationships between community composition, productivity and invasion resistance in semi-natural bacterial microcosms

    Matt Lloyd Jones, Damian William Rivett ... Thomas Bell
    Resident members of natural bacterial communities limit the growth of non-resident bacteria primarily by increasing overall community growth.
    1. Ecology

    Contrasting responses to aridity by different-sized decomposers cause similar decomposition rates across a precipitation gradient

    Viraj R Torsekar, Nevo Sagi ... Dror Hawlena
    Contrasting climatic dependencies of macrofauna and microorganisms generate similar whole-community decomposition rates across a precipitation gradient, plausibly resolving the longstanding puzzle of why arid-land litter decomposition is decoupled from precipitation.
    1. Ecology

    Biodiversity mediates the effects of stressors but not nutrients on litter decomposition

    Léa Beaumelle, Frederik De Laender, Nico Eisenhauer
    The consequences of real-world biodiversity change for ecosystem functioning depend on the type of global change driver and can be particularly significant when human activities decrease biodiversity.
    1. Biochemistry and Chemical Biology
    2. Cell Biology

    A composition-dependent molecular clutch between T cell signaling condensates and actin

    Jonathon A Ditlev, Anthony R Vega ... Michael K Rosen
    Compositional changes alter actin binding by phase separated T cell signaling clusters, enabling cluster movement by distinct actin networks.
    1. Cell Biology
    2. Physics of Living Systems

    Cell-scale biophysical determinants of cell competition in epithelia

    Daniel Gradeci, Anna Bove ... Guillaume Charras
    Mechanical competition is controlled by biophysical parameters that regulate cellular homeostatic density, while biochemical competition is regulated by parameters that influence the organisation of cells in a tissue.
    1. Ecology

    Diversity-decomposition relationships in forests worldwide

    Liang Kou, Lei Jiang ... Huimin Wang
    Carbon dynamics and the relative availability of key nutrients during litter decomposition are modified by changing biodiversity in the Earth’s forests.
    1. Ecology
    2. Evolutionary Biology

    Dynamics of venom composition across a complex life cycle

    Yaara Y Columbus-Shenkar, Maria Y Sachkova ... Yehu Moran
    Different developmental stages of a venomous animal (e.g. Nematostella vectensis) with a complex life cycle produce vastly different venoms that can serve in different antagonistic interactions with other species.
    1. Cell Biology

    A quantitative inventory of yeast P body proteins reveals principles of composition and specificity

    Wenmin Xing, Denise Muhlrad ... Michael K Rosen
    Quantitative analyses of yeast P bodies reveals a small number of highly concentrated proteins and many weakly concentrated proteins, suggesting that the compartments are compositionally simpler than previously thought.
    1. Developmental Biology

    Flamingo participates in multiple models of cell competition

    Pablo Sanchez Bosch, Bomsoo Cho, Jeffrey D Axelrod
    In Drosophila, the planar cell polarity protein Flamingo is required by winners to maintain their status during cell competition in multiple models as they compete to occupy excessive territory within wildtype tissues.

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