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    1. Computational and Systems Biology
    2. Physics of Living Systems

    Learning protein constitutive motifs from sequence data

    Jérôme Tubiana, Simona Cocco, Rémi Monasson
    A new machine-learning toolbox unveils coevolutionary protein motifs related to structure, function, and phylogeny from sequence information only.
    1. Developmental Biology

    Crosstalk between nitric oxide and retinoic acid pathways is essential for amphioxus pharynx development

    Filomena Caccavale, Giovanni Annona ... Salvatore D'Aniello
    Previously undescribed morphogenetic and developmental mechanisms unravel that the cooperation of two ancient signaling pathways, nitric oxide and retinoic acid, is essential to build a chordate embryo.
    1. Developmental Biology
    2. Plant Biology

    Integration of light and metabolic signals for stem cell activation at the shoot apical meristem

    Anne Pfeiffer, Denis Janocha ... Jan U Lohmann
    TOR kinase guides the transition of plant stem cells from the dormant embryonic state to the active adult state by integrating light and metabolic signals.
    1. Cell Biology
    2. Developmental Biology

    Dynamics of primitive streak regression controls the fate of neuromesodermal progenitors in the chicken embryo

    Charlene Guillot, Yannis Djeffal ... Olivier Pourquié
    Inverse gradients of cell ingression and division in the epiblast allow the bipotent progenitors in the anterior streak to become the main progenitors for posterior axis formation from the tail bud.
    1. Physics of Living Systems

    Origin and role of the cerebrospinal fluid bidirectional flow in the central canal

    Olivier Thouvenin, Ludovic Keiser ... Claire Wyart
    The combination of data and modelling shows the mechanisms underlying bidirectional flow of cerebrospinal fluid and its impact on long range transport in the CSF between brain and spinal cord.
    1. Neuroscience

    The tetraspanin TSPAN5 regulates AMPAR exocytosis by interacting with the AP4 complex

    Edoardo Moretto, Federico Miozzo ... Maria Passafaro
    In mature neurons, TSPAN5 assembles into a complex with AP4 and Stargazin to promote the exocytosis of AMPA receptors.
    1. Ecology

    Algal-fungal symbiosis leads to photosynthetic mycelium

    Zhi-Yan Du, Krzysztof Zienkiewicz ... Gregory M Bonito
    The capacity for symbiosis between photosynthetic microalgae and early diverging lineages fungi was demonstrated with microscopy and stable isotope exchange of carbon and nitrogen.
    1. Cell Biology

    High and stable ATP levels prevent aberrant intracellular protein aggregation in yeast

    Masak Takaine, Hiromi Imamura, Satoshi Yoshida
    The first demonstration that cellular ATP homeostasis suppresses high volatility of cellular ATP levels to ensure proteostasis that prevents accumulation of cytotoxic protein aggregation.
    1. Cell Biology
    2. Immunology and Inflammation

    In vivo fluorescence lifetime imaging of macrophage intracellular metabolism during wound responses in zebrafish

    Veronika Miskolci, Kelsey E Tweed ... Anna Huttenlocher
    Lifetime imaging of endogenous metabolic coenzymes is sensitive to dynamic changes in macrophage activation in a live animal, providing a label-free imaging approach to study immunometabolism in vivo with single-cell, spatial, and temporal resolution.
    1. Biochemistry and Chemical Biology
    2. Cancer Biology

    Pancreatic tumors exhibit myeloid-driven amino acid stress and upregulate arginine biosynthesis

    Juan J Apiz Saab, Lindsey N Dzierozynski ... Alexander Muir
    Analysis of the tumor microenvironment reveals that pancreatic tumors experience metabolic stress caused by immune cell degradation of the amino acid arginine, and that pancreatic cancers cope by synthesizing arginine to provide access this amino acid despite low tumor availability.