September 2019

Credit: Amy Romer

Cover articles

    1. Ecology
    2. Microbiology and Infectious Disease

    Viruses threaten salmon stocks

    Gideon J Mordecai, Kristina M Miller ... Curtis A Suttle
    1. Ecology
    2. Evolutionary Biology

    Semen and sexual conflict in honeybees

    Joanito Liberti, Julia Görner ... Boris Baer
    1. Biochemistry and Chemical Biology
    2. Physics of Living Systems

    Measuring membrane potentials

    Julia R Lazzari-Dean, Anneliese MM Gest, Evan W Miller
    1. Microbiology and Infectious Disease

    Prey-derived DNA and bacterial evolution

    Noémie Matthey, Sandrine Stutzmann ... Melanie Blokesch

Highlights controls:

Research articles

    1. Structural Biology and Molecular Biophysics

    Molecular mechanism of TRPV2 channel modulation by cannabidiol

    Ruth A Pumroy, Amrita Samanta ... Vera Y Moiseenkova-Bell
    Cannabidiol binds to TRPV2 via a previously unidentified, but highly conserved, pocket.
    1. Cancer Biology
    2. Developmental Biology

    Coopted temporal patterning governs cellular hierarchy, heterogeneity and metabolism in Drosophila neuroblast tumors

    Sara Genovese, Raphaël Clément ... Cédric Maurange
    About twenty temporal patterning genes are identified that drive an irreversible differentiation trajectory governing the heterogeneity and proliferative properties of cells in neural tumors with an early developmental origin.
    1. Developmental Biology

    NEIL1 and NEIL2 DNA glycosylases protect neural crest development against mitochondrial oxidative stress

    Dandan Han, Lars Schomacher ... Christof Niehrs
    NEIL DNA glycosylases are required to counteract oxidative base damages within the mitochondrial genome to safeguard neural crest cell differentiation.
    1. Cell Biology

    TORC2-Gad8-dependent myosin phosphorylation modulates regulation by calcium

    Karen Baker, Irene A Gyamfi ... Daniel P Mulvihill
    IQ domain phosphorylation regulates calmodulin binding and myosin-1 function.
    1. Neuroscience

    Light-at-night exposure affects brain development through pineal allopregnanolone-dependent mechanisms

    Shogo Haraguchi, Masaki Kamata ... Kazuyoshi Tsutsui
    Diurnal variation loss of pineal allopregnanolone synthesis by light-at-night induces pituitary adenylate cyclase-activating polypeptide (PACAP) reduction and transcriptional PACAP repression in the cerebellum, with subsequent Purkinje cell death.
    1. Cell Biology
    2. Developmental Biology

    Casein kinase 1 family proteins promote Slimb-dependent Expanded degradation

    Alexander D Fulford, Maxine V Holder ... Paulo S Ribeiro
    The tissue growth controlling Hippo signalling pathway is modulated by the activity of the Casein Kinase 1 family, which regulates the protein stability of the upstream Hippo pathway component Expanded.
    1. Neuroscience

    A toolbox of nanobodies developed and validated for use as intrabodies and nanoscale immunolabels in mammalian brain neurons

    Jie-Xian Dong, Yongam Lee ... James S Trimmer
    Nanobodies are developed that target neuronal proteins with restricted subcellular distributions and used as intrabodies to deliver cargo to specific sites within neurons and nanoscale immunolabels for improved imaging resolution.
    1. Neuroscience

    Cue-inhibited ventrolateral periaqueductal gray neurons signal fear output and threat probability in male rats

    Kristina M Wright, Thomas C Jhou ... Michael A McDannald
    Ventrolateral periaqueductal gray neurons signal fear output through patterned inhibition of neural activity.
    1. Cell Biology
    2. Developmental Biology

    BMP7 functions predominantly as a heterodimer with BMP2 or BMP4 during mammalian embryogenesis

    Hyung-Seok Kim, Judith Neugebauer ... Jan L Christian
    Endogenous BMP2/7 and BMP4/7 heterodimers form in vivo, and are the predominant functional ligand in many, if not all, tissues of developing mouse embryos.
    1. Biochemistry and Chemical Biology

    Allosteric activation of the nitric oxide receptor soluble guanylate cyclase mapped by cryo-electron microscopy

    Benjamin G Horst, Adam L Yokom ... Michael A Marletta
    The full-length structures of the mammalian nitric oxide receptor reveal the molecular activation steps and a binding site for the prototype of FDA-approved stimulators.
    1. Biochemistry and Chemical Biology

    A new class of disordered elements controls DNA replication through initiator self-assembly

    Matthew W Parker, Maren Bell ... James M Berger
    DNA replication initiation proteins contain a disordered domain that impacts each stage of their function, from chromatin recruitment and initiator co-assembly to the subsequent displacement of the factors from chromatin.
    1. Cell Biology

    Cytoplasmic protein misfolding titrates Hsp70 to activate nuclear Hsf1

    Anna E Masser, Wenjing Kang ... Claes Andréasson
    Hsp70 restricts DNA binding activity of Hsf1 to control the width and amplitude of the heat-shock regulon.
    1. Structural Biology and Molecular Biophysics

    Structural mapping of oligomeric intermediates in an amyloid assembly pathway

    Theodoros K Karamanos, Matthew P Jackson ... Sheena E Radford
    Solution NMR provides structural and kinetic information about oligomers on pathway to amyloid fibrils that are precisely structured but not cytotoxic.
    1. Neuroscience
    2. Stem Cells and Regenerative Medicine

    Id4 promotes the elimination of the pro-activation factor Ascl1 to maintain quiescence of adult hippocampal stem cells

    Isabelle Maria Blomfield, Brenda Rocamonde ... Noelia Urbán
    Genetic and protein analyses in vitro and in vivo identifies Id4 as a novel regulator of stem cell quiescence in the adult hippocampus.
    1. Biochemistry and Chemical Biology

    Evolution of (p)ppGpp-HPRT regulation through diversification of an allosteric oligomeric interaction

    Brent W Anderson, Kuanqing Liu ... Jue D Wang
    The signaling ligand (p)ppGpp regulates the enzyme HPRT across species by binding to a novel class of conserved motif, yet its specificity is allosterically altered through evolution of enzyme oligomerization.
    1. Developmental Biology

    An RNAi screen unravels the complexities of Rho GTPase networks in skin morphogenesis

    Melanie Laurin, Nicholas C Gomez ... Elaine Fuchs
    An unprecedented large-scale screen in mice for morphogenetic regulators of tissue development provides major new insights into the roles of Rho GTPases in diverse array of skin developmental processes.
    1. Immunology and Inflammation

    A tissue-like platform for studying engineered quiescent human T-cells’ interactions with dendritic cells

    Enas Abu-Shah, Philippos Demetriou ... Michael L Dustin
    The use of advanced 3D culture systems with engineered quiescent human T-cells, mimicking in vivo cellular dynamics, paves the way to a new era of much needed pre-clinical research tools.
    1. Ecology
    2. Evolutionary Biology

    Intergenerational effects of early adversity on survival in wild baboons

    Matthew N Zipple, Elizabeth A Archie ... Susan C Alberts
    In wild baboons, a female's adverse early experiences can influence her offspring's survival years after the original adversity was experienced.
    1. Cell Biology

    Myogenic vasoconstriction requires G12/G13 and LARG to maintain local and systemic vascular resistance

    Ramesh Chennupati, Angela Wirth ... Stefan Offermanns
    Genetic mouse models identify a critical mechanism of myogenic vasoconstriction and reveal the in vivo function of myogenic autoregulation in protecting from organ overperfusion and in maintaining vascular resistance.
    1. Computational and Systems Biology
    2. Neuroscience

    Population adaptation in efficient balanced networks

    Gabrielle J Gutierrez, Sophie Denève
    Neural populations may depend on balanced recurrent connectivity to produce an efficient stimulus representation while also maintaining an accurate stimulus encoding despite the variability introduced by adapting neural responses.
    1. Neuroscience

    A mechanism in agrin signaling revealed by a prevalent Rapsyn mutation in congenital myasthenic syndrome

    Guanglin Xing, Hongyang Jing ... Lin Mei
    Asparagine 88 to lysine (N88K), a prevalent congenital myasthenic syndrome mutation of Rapsyn, impairs the neuromuscular junction by disrupting agrin signaling.
    1. Developmental Biology
    2. Microbiology and Infectious Disease

    Region-specific regulation of stem cell-driven regeneration in tapeworms

    Tania Rozario, Edward B Quinn ... Phillip A Newmark
    Tapeworms grow and regenerate using stem cells distributed throughout their bodies, but their regeneration competence relies upon the unique micro-environment created by the head and neck.
    1. Ecology
    2. Evolutionary Biology

    Tooth fracture frequency in gray wolves reflects prey availability

    Blaire Van Valkenburgh, Rolf O Peterson ... John A Vucetich
    Despite risks of infection and reduced fitness, tooth fracture frequency in gray wolves increases rapidly when prey are scarce because they must consume carcasses more completely.
    1. Microbiology and Infectious Disease

    Visualizing trypanosomes in a vertebrate host reveals novel swimming behaviours, adaptations and attachment mechanisms

    Éva Dóró, Sem H Jacobs ... Maria Forlenza
    The transparent zebrafish reveals the reality of trypanosomes swimming in a vertebrate host, and their adaptations to an extremely heterogenic environment.
    1. Neuroscience
    2. Physics of Living Systems

    The frequency limit of outer hair cell motility measured in vivo

    Anna Vavakou, Nigel P Cooper, Marcel van der Heijden
    The cells in our inner ear commonly believed to provide fast mechanical feedback are too sluggish to follow the vibrations evoked by high-frequency sounds.
    1. Genetics and Genomics

    Large, three-generation human families reveal post-zygotic mosaicism and variability in germline mutation accumulation

    Thomas A Sasani, Brent S Pedersen ... Aaron R Quinlan
    Rates of germline mutation accumulation are highly variable across families of similar genetic ancestry, and post-zygotic mosaicism is a substantial source of de novo mutations.
    1. Developmental Biology

    An autoregulatory cell cycle timer integrates growth and specification in chick wing digit development

    Joseph Pickering, Kavitha Chinnaiya, Matthew Towers
    A cell cycle timing mechanism similar to one operating in cultured adult oligodendrocyte progenitor cells controls the growth and patterning of the embryonic chick wing bud.
    1. Developmental Biology
    2. Evolutionary Biology

    Evolutionary emergence of Hairless as a novel component of the Notch signaling pathway

    Steven W Miller, Artem Movsesyan ... James W Posakony
    Hairless emerged as an evolutionarily novel regulatory protein that replaced an ancestral paradigm of direct co-repressor recruitment by Suppressor of Hairless, its partner transcription factor in the Notch signaling pathway.
    1. Neuroscience

    Optical dopamine monitoring with dLight1 reveals mesolimbic phenotypes in a mouse model of neurofibromatosis type 1

    J Elliott Robinson, Gerard M Coughlin ... Viviana Gradinaru
    Heterozygous Nf1 knockout mice exhibit distinct dopaminergic phenotypes in vivo, as revealed by the genetically encoded dopamine sensor dLight1, patch clamp electrophysiology, optogenetics, and novel viral tools for morphological analysis.
    1. Developmental Biology
    2. Neuroscience

    The NKCC1 antagonist bumetanide mitigates interneuronopathy associated with ethanol exposure in utero

    Alexander GJ Skorput, Stephanie M Lee ... Hermes H Yeh
    Prenatal ethanol exposure results in aberrant tangential migration by altering NKCC1-mediated chloride homeostasis that can be mitigated by bumetanide.
    1. Biochemistry and Chemical Biology
    2. Physics of Living Systems

    Optical estimation of absolute membrane potential using fluorescence lifetime imaging

    Julia R Lazzari-Dean, Anneliese MM Gest, Evan W Miller
    Fluorescence lifetime imaging microscopy, paired with fluorescent, voltage-sensitive dyes, provides a method for measuring and quantifying membrane potentials of living cells.
    1. Stem Cells and Regenerative Medicine

    Sustained expression of HeyL is critical for the proliferation of muscle stem cells in overloaded muscle

    Sumiaki Fukuda, Akihiro Kaneshige ... So-ichiro Fukada
    Proliferating muscle stem cells in overloaded muscle require special molecular mechanisms that differ from well-known myogenic differentiation model.
    1. Neuroscience

    An arbitrary-spectrum spatial visual stimulator for vision research

    Katrin Franke, André Maia Chagas ... Thomas Euler
    Towards a community effort, we here present a flexible yet standardised visual stimulator design based on open hardware and software.
    1. Developmental Biology

    Mamo decodes hierarchical temporal gradients into terminal neuronal fate

    Ling-Yu Liu, Xi Long ... Tzumin Lee
    Neuronal diversity is expanded by a temporal fating paradigm utilizing hierarchical gene regulation.
    1. Chromosomes and Gene Expression

    TRAIP drives replisome disassembly and mitotic DNA repair synthesis at sites of incomplete DNA replication

    Remi Sonneville, Rahul Bhowmick ... Karim Labib
    The TRAIP ubiquitin ligase is required during mitosis to disassemble the replisome at sites of incomplete DNA replication, and activate the mitotic DNA repair pathway, thus preserving genome integrity.
    1. Genetics and Genomics
    2. Neuroscience

    A scalable platform for the development of cell-type-specific viral drivers

    Sinisa Hrvatin, Christopher P Tzeng ... Michael E Greenberg
    Highly paralleled functional evaluation of enhancer activity in single cells generates new cell-type-specific tools with broad medical and scientific applications.
    1. Developmental Biology
    2. Evolutionary Biology

    Fgf-signaling is compartmentalized within the mesenchyme and controls proliferation during salamander limb development

    Sruthi Purushothaman, Ahmed Elewa, Ashley W Seifert
    While movement of Fgf-signaling to the limb mesenchyme accompanied a shift in function, the ultimate outcome remains a convergent tetrapod limb phenotype.
    1. Chromosomes and Gene Expression
    2. Microbiology and Infectious Disease

    Viral miRNA adaptor differentially recruits miRNAs to target mRNAs through alternative base-pairing

    Carlos Gorbea, Tim Mosbruger ... Demián Cazalla
    iRICC, a new method to identify RNA-RNA interactions in vivo, provides mechanistic insight into the function of a viral non-coding RNA.
    1. Plant Biology

    Proximity labeling of protein complexes and cell-type-specific organellar proteomes in Arabidopsis enabled by TurboID

    Andrea Mair, Shou-Ling Xu ... Dominique C Bergmann
    Proximity-labeling using engineered biotin ligases TurboID and miniTurbo enables detection of cell-type-specific and low abundance protein complexes and subcellular proteomes in Arabidopsis and other plants.
    1. Neuroscience

    ON selectivity in the Drosophila visual system is a multisynaptic process involving both glutamatergic and GABAergic inhibition

    Sebastian Molina-Obando, Juan Felipe Vargas-Fique ... Marion Silies
    A fundamental visual computation, the establishment of ON selectivity, is established across distributed circuits, allowing for more robust and flexible coding than suggested by core circuit motifs.
    1. Neuroscience

    RIM-BP2 primes synaptic vesicles via recruitment of Munc13-1 at hippocampal mossy fiber synapses

    Marisa M Brockmann, Marta Maglione ... Dietmar Schmitz
    The active zone scaffold protein RIM-BP2 performs distinct functions in vesicle release at two hippocampal synapses, providing insights on how synapses express diversity in release properties.
    1. Developmental Biology
    2. Evolutionary Biology

    A distinct cardiopharyngeal mesoderm genetic hierarchy establishes antero-posterior patterning of esophagus striated muscle

    Glenda Comai, Eglantine Heude ... Shahragim Tajbakhsh
    Tbx1-Isl1-Met defines a unique genetic hierarchy that regulates esophagus myogenesis and patterning in the mouse.
    1. Plant Biology
    2. Structural Biology and Molecular Biophysics

    Protein engineering expands the effector recognition profile of a rice NLR immune receptor

    Juan Carlos De la Concepcion, Marina Franceschetti ... Mark J Banfield
    Structure-led protein engineering can expand the effector recognition profile of plant intracellular NLR immune receptors, providing a proof-of-principle for the development of novel disease resistance mechanisms in plants.
    1. Developmental Biology
    2. Stem Cells and Regenerative Medicine

    A distinct transition from cell growth to physiological homeostasis in the tendon

    Mor Grinstein, Heather L Dingwall ... Jenna Lauren Galloway
    Mitotic labeling defines a change in cell division kinetics from growth to homeostasis and identifies slowly cycling cells in the adult tendon.
    1. Structural Biology and Molecular Biophysics

    Cryo-EM analyses reveal the common mechanism and diversification in the activation of RET by different ligands

    Jie Li, Guijun Shang ... Xiao-chen Bai
    Cryo-EM studies reveal structural basis for the activation, auto-inhibition and regulation of RET receptor tyrosine kinase.
    1. Physics of Living Systems

    Phylodynamic theory of persistence, extinction and speciation of rapidly adapting pathogens

    Le Yan, Richard A Neher, Boris I Shraiman
    A model of pathogen co-evolving with host population continuously acquiring immunity is used to identify evolutionary parameters allowing pathogen population to persist without going extinct or splitting into independent lineages.
    1. Immunology and Inflammation

    ENaC-mediated sodium influx exacerbates NLRP3-dependent inflammation in cystic fibrosis

    Thomas Scambler, Heledd H Jarosz-Griffiths ... Michael F McDermott
    Dysfunction and overexpression of ENaC-mediated sodium influx exacerbates activation of NLRP3-inflammasome mediated inflammation in cells with CF-associated mutations and is modulated by inhibition of these amiloride-sensitive sodium (Na+) channels.
    1. Evolutionary Biology

    Molecular function limits divergent protein evolution on planetary timescales

    Mariam M Konaté, Germán Plata ... Dennis Vitkup
    Orthologous proteins that continuously maintain the same molecular function do not usually diverge beyond a certain level of sequence and structural similarity.
    1. Computational and Systems Biology
    2. Neuroscience

    Rats exhibit similar biases in foraging and intertemporal choice tasks

    Gary A Kane, Aaron M Bornstein ... Jonathan D Cohen
    In both foraging and intertemporal choice tasks, rats prefer immediate rewards to delayed rewards, and this preference can be explained by a form of hyperbolic discounting.
    1. Cell Biology
    2. Genetics and Genomics

    NHR-14 loss of function couples intestinal iron uptake with innate immunity in C. elegans through PQM-1 signaling

    Malini Rajan, Cole P Anderson ... Elizabeth A Leibold
    Nuclear receptor NHR-14 regulates the subcellular localization of the zinc transcription factor PQM-1 to coordinate innate immunity with iron sequestration during pathogen infection in C. elegans..
    1. Neuroscience

    Self-organization of modular network architecture by activity-dependent neuronal migration and outgrowth

    Samora Okujeni, Ulrich Egert
    Activity-dependent neurite outgrowth and neuronal migration interact to shape modular mesoscale network architecture by homeostatic self-organization.
    1. Cell Biology

    A critical role of VMP1 in lipoprotein secretion

    Hideaki Morishita, Yan G Zhao ... Noboru Mizushima
    The ER transmembrane protein VMP1 is important for release of lipoproteins from the ER membrane into the ER lumen for secretion.
    1. Microbiology and Infectious Disease
    2. Structural Biology and Molecular Biophysics

    A contractile injection system stimulates tubeworm metamorphosis by translocating a proteinaceous effector

    Charles F Ericson, Fabian Eisenstein ... Nicholas J Shikuma
    Bacteria produce a syringe-like structure, loaded with a single protein within the lumen of its needle-like tube, that is sufficient for stimulating animal metamorphosis.
    1. Neuroscience

    Evolution of neuronal anatomy and circuitry in two highly divergent nematode species

    Ray L Hong, Metta Riebesell ... Ralf J Sommer
    The substrate for evolutionary divergence does not lie in changes in neuronal cell number or targeting, but rather in sensory perception and synaptic partner choice within invariant, prepatterned neuronal processes.
    1. Genetics and Genomics
    2. Neuroscience

    Learning is enhanced by tailoring instruction to individual genetic differences

    David G Mets, Michael S Brainard
    Tailoring instructive experience to individual genetic biases improves vocal learning outcomes across genetic backgrounds in the Bengalese finch.
    1. Biochemistry and Chemical Biology
    2. Structural Biology and Molecular Biophysics

    Single molecule mechanics resolves the earliest events in force generation by cardiac myosin

    Michael S Woody, Donald A Winkelmann ... Yale E Goldman
    Cardiac myosin converts energy from ATP into mechanical work by transitioning from a short-lived force-bearing state, to a post working stroke state before the release of inorganic phosphate.
    1. Developmental Biology

    Cell-autonomous regulation of epithelial cell quiescence by calcium channel Trpv6

    Yi Xin, Allison Malick ... Cunming Duan
    Genetics, in vivo imaging, and unbiased chemical biology screens reveal that Trpv6 functions as a cellular quiescence regulator and delineates a Trpv6-mediated Ca2+ signaling pathway maintaining the quiescent state.
    1. Biochemistry and Chemical Biology

    Mechanisms of iron- and O2-sensing by the [4Fe-4S] cluster of the global iron regulator RirA

    Ma Teresa Pellicer Martinez, Jason C Crack ... Nick E Le Brun
    Molecular details of how the iron–sulfur cluster cofactor of a bacterial global iron regulatory protein simultaneously senses iron and O2 are revealed by mass spectrometry and spectroscopy.
    1. Genetics and Genomics
    2. Microbiology and Infectious Disease

    The Photorhabdus asymbiotica virulence cassettes deliver protein effectors directly into target eukaryotic cells

    Isabella Vlisidou, Alexia Hapeshi ... Nicholas R Waterfield
    The insect pathogenic bacterium Photorhabdus has evolved astonishing nano-scale analogues of hypodermic syringes that it uses to inject toxins into host cells.
    1. Epidemiology and Global Health

    Multivariable two-sample Mendelian randomization estimates of the effects of intelligence and education on health

    Neil Martin Davies, W David Hill ... George Davey Smith
    Many of the effects of intelligence on health and social outcomes later in life are mediated via education.
    1. Developmental Biology

    Mechanically activated piezo channels modulate outflow tract valve development through the Yap1 and Klf2-Notch signaling axis

    Anne-Laure Duchemin, Hélène Vignes, Julien Vermot
    High resolution in vivo imaging of the zebrafish heart morphogenesis allows quantitative testing of the impact of stretch sensitive channels during outflow tract valve development.
    1. Neuroscience

    Human motor fatigability as evoked by repetitive movements results from a gradual breakdown of surround inhibition

    Marc Bächinger, Rea Lehner ... Nicole Wenderoth
    Motor fatigability is associated with a decrease in inhibition throughout the motor network, suggesting that selective inhibitory control is a key mechanism to maintain motor efficiency during repetitive movements.
    1. Chromosomes and Gene Expression
    2. Evolutionary Biology

    Dynamic turnover of centromeres drives karyotype evolution in Drosophila

    Ryan Bracewell, Kamalakar Chatla ... Doris Bachtrog
    De novo formation of centromeres creates diverse karyotypes in flies and is accompanied by rapid turnover of centromere-associated satellite repeats.
    1. Neuroscience

    Neurexophilin4 is a selectively expressed α-neurexin ligand that modulates specific cerebellar synapses and motor functions

    Xiangling Meng, Christopher M McGraw ... Huda Y Zoghbi
    A combination of mouse genetics and biochemistry approaches reveals neurexophilin4 (Nxph4) as a context-specific α-neurexin ligand, which regulates Golgi-granule cell inhibitory synapses and motor functions.
    1. Computational and Systems Biology
    2. Stem Cells and Regenerative Medicine

    Self-assembling manifolds in single-cell RNA sequencing data

    Alexander J Tarashansky, Yuan Xue ... Bo Wang
    An iterative self-assembling algorithm identifies the intrinsic structures in single-cell transcriptomic data and helps to discover new cell populations that are undetectable by existing methods.
    1. Plant Biology

    Anion channel SLAH3 is a regulatory target of chitin receptor-associated kinase PBL27 in microbial stomatal closure

    Yi Liu, Tobias Maierhofer ... Silke Robatzek
    S-type anion channel activity, which promotes stomatal closure and improves anti-fungal immunity in plants, is directly regulated through phosphorylation by a kinase of the chitin receptor complex.
    1. Microbiology and Infectious Disease

    The ER membrane protein complex is required to ensure correct topology and stable expression of flavivirus polyproteins

    Ashley M Ngo, Matthew J Shurtleff ... Andreas S Puschnik
    The ER membrane protein complex (EMC) facilitates the correct topology of the flavivirus non-structural proteins NS4A and NS4B at the ER membrane critical for viral replication.
    1. Cell Biology

    Proteostasis collapse, a hallmark of aging, hinders the chaperone-Start network and arrests cells in G1

    David F Moreno, Kirsten Jenkins ... Martí Aldea
    Cells accumulate damaged proteins during aging and, by compromising the function of chaperones in folding newly synthesized G1 cyclins, proteostasis breakdown inhibits cell-cycle entry and drives yeast cells into senescence.
    1. Evolutionary Biology
    2. Microbiology and Infectious Disease

    Evolutionary pathways to antibiotic resistance are dependent upon environmental structure and bacterial lifestyle

    Alfonso Santos-Lopez, Christopher W Marshall ... Vaughn S Cooper
    Bacteria growing in biofilms evolve antimicrobial resistance via different pathways and generate greater genetic diversity than well-mixed populations, selecting fitter but less resistant genotypes.
    1. Cell Biology
    2. Structural Biology and Molecular Biophysics

    Extensive ribosome and RF2 rearrangements during translation termination

    Egor Svidritskiy, Gabriel Demo ... Andrei A Korostelev
    Ensemble cryo-EM visualizes how structural rearrangements poise the newly made protein and release factor RF2 to dissociate in preparation for ribosome recycling.
    1. Epidemiology and Global Health
    2. Structural Biology and Molecular Biophysics

    Electron cryo-microscopy of bacteriophage PR772 reveals the elusive vertex complex and the capsid architecture

    Hemanth KN Reddy, Marta Carroni ... Martin Svenda
    The structure and composition of the elusive vertex complex in Tectiviridae is finally revealed and the newly reported protein conformations help to maintain the capsid architecture.
    1. Structural Biology and Molecular Biophysics

    Ligand recognition and gating mechanism through three ligand-binding sites of human TRPM2 channel

    Yihe Huang, Becca Roth ... Juan Du
    High-resolution structures of human TRPM2 in different functional states provided the mechanism underlying ligand recognition, channel activation and inhibition.
    1. Developmental Biology
    2. Stem Cells and Regenerative Medicine

    Neural stem cell temporal patterning and brain tumour growth rely on oxidative phosphorylation

    Jelle van den Ameele, Andrea H Brand
    Mitochondrial dysfunction in neural stem cells and brain tumour cells decreases proliferation and affects the generation of neuronal diversity and tumour heterogeneity.
    1. Developmental Biology

    TEADs, Yap, Taz, Vgll4s transcription factors control the establishment of Left-Right asymmetry in zebrafish

    Jonathan Fillatre, Jean-Daniel Fauny ... Bernard Thisse
    Transcription factors downstream of Hippo signaling control formation of the Left-Right Organizer by regulating major signaling pathways, expression of transcription factors and regulators of epigenetic programming involved in this process.
    1. Ecology

    Entomopathogenic nematodes increase predation success by inducing cadaver volatiles that attract healthy herbivores

    Xi Zhang, Ricardo AR Machado ... Christelle AM Robert
    By changing the smell of their host, entomopathogenic nematodes attract future hosts and increase their predation success.
    1. Neuroscience

    Classical conditioning drives learned reward prediction signals in climbing fibers across the lateral cerebellum

    William Heffley, Court Hull
    Cerebellar climbing fibers can generate learned reward-predictive instructional signals, suggesting a role for cerebellar learning in the reinforcement of reward-driven behaviors.
    1. Structural Biology and Molecular Biophysics

    Calcium-driven regulation of voltage-sensing domains in BK channels

    Yenisleidy Lorenzo-Ceballos, Willy Carrasquel-Ursulaez ... Ramon Latorre
    Gating currents analysis at different Ca2+ concentrations of BK channels reveals a strong allosteric coupling between Ca2+- and voltage-sensing modules via equivalent contributions exerted by the RCK1 and RCK2 Ca2+-sites.
    1. Biochemistry and Chemical Biology

    Lack of activity of recombinant HIF prolyl hydroxylases (PHDs) on reported non-HIF substrates

    Matthew E Cockman, Kerstin Lippl ... Peter J Ratcliffe
    Assays using recombinant HIF prolyl hydroxylases did not support hydroxylation of more than 20 reported non-HIF substrates under conditions where robust HIF hydroxylation was observed.
    1. Developmental Biology
    2. Neuroscience

    How prolonged expression of Hunchback, a temporal transcription factor, re-wires locomotor circuits

    Julia L Meng, Zarion D Marshall ... Ellie S Heckscher
    In vivo stem cell reprogramming in the well-studied stem cell NB7-1 using the classic temporal transcription factor Hunchback increases motor neuron number and re-specifies dendritic morphology and neuromuscular synaptic partnerships.
    1. Neuroscience

    MRGPRX4 is a bile acid receptor for human cholestatic itch

    Huasheng Yu, Tianjun Zhao ... Yulong Li
    Bile acid and it's receptor MRGPRX4, but not TGR5, is one of the ligand-receptor pairs for chronic itch in patients with liver diseases.
    1. Neuroscience

    Representational untangling by the firing rate nonlinearity in V1 simple cells

    Merse E Gáspár, Pierre-Olivier Polack ... Gergő Orbán
    Firing rate nonlinearity recovers linear decodability of orientation information from simple cells of the primary visual cortex under uncertainty of nuisance parameters phase and spatial frequency.
    1. Neuroscience

    The paraventricular thalamus is a critical mediator of top-down control of cue-motivated behavior in rats

    Paolo Campus, Ignacio R Covelo ... Shelly B Flagel
    A top-down circuit generating from the prelimbic cortex and projecting to the paraventricular nucleus of the thalamus mediates individual differences in cue-elicited responding by affecting subcortical dopamine-dependent incentive learning.
    1. Developmental Biology

    Actomyosin regulation by Eph receptor signaling couples boundary cell formation to border sharpness

    Jordi Cayuso, Qiling Xu ... David G Wilkinson
    Boundary cell identity and sharpening of borders are coupled in hindbrain development since both are regulated by mechanical tension.
    1. Computational and Systems Biology
    2. Microbiology and Infectious Disease

    Consistent and correctable bias in metagenomic sequencing experiments

    Michael R McLaren, Amy D Willis, Benjamin J Callahan
    A mathematical model of bias in marker-gene and metagenomic sequencing measurements explains systematic errors in defined mixtures of microbial species, and enables quantitative and reproducible investigation of biological communities.
    1. Neuroscience

    Processing of different spatial scales in the human brain

    Michael Peer, Yorai Ron ... Shahar Arzy
    When subjects perform spatial judgments in environments of increasing scale, brain activity shifts along posterior-anterior gradients, advancing from the visual system to the default-mode network.
    1. Ecology
    2. Evolutionary Biology

    Seminal fluid compromises visual perception in honeybee queens reducing their survival during additional mating flights

    Joanito Liberti, Julia Görner ... Boris Baer
    After insemination, honeybee queens experience a rapid reduction in vision and flight performance, consistent with an ongoing sexual conflict over the number of mating flights that queens embark on.
    1. Microbiology and Infectious Disease

    Functional metagenomics-guided discovery of potent Cas9 inhibitors in the human microbiome

    Kevin J Forsberg, Ishan V Bhatt ... Harmit S Malik
    A high-throughput, activity-based selection identifies many phage-derived inhibitors of Cas9 from human fecal and oral metagenomes, with at least one inhibitor acting via a novel mechanism.
    1. Biochemistry and Chemical Biology
    2. Cell Biology

    Mitochondria supply ATP to the ER through a mechanism antagonized by cytosolic Ca2+

    Jing Yong, Helmut Bischof ... Randal J Kaufman
    ATP enters the endoplasmic reticulum (ER) lumen through an SLC35B1/AXER-dependentCaATiER mechanism, and ATP usage in the ER renders 'anti-Warburg' effect by increasing ATP regeneration from OxPhos while decreasing glycolysis.
    1. Cell Biology

    Evidence that a positive feedback loop drives centrosome maturation in fly embryos

    Ines Alvarez-Rodrigo, Thomas L Steinacker ... Jordan W Raff
    Polo kinase recruitment by the protein Spd-2 to the pericentriolar scaffold is a key element of the positive feedback loop which drives the expansion of the mitotic centrosomes in flies.
    1. Cell Biology
    2. Developmental Biology

    Notch signaling restricts FGF pathway activation in parapineal cells to promote their collective migration

    Lu Wei, Amir Al Oustah ... Myriam Roussigné
    Notch signaling controls the collective migration of parapineal cells through its capacity to restrict FGF pathway activation to a few leading cells.
    1. Evolutionary Biology

    Evolution of Yin and Yang isoforms of a chromatin remodeling subunit precedes the creation of two genes

    Wen Xu, Lijiang Long ... Patrick T McGrath
    Gene sharing through different isoforms can precede the formation of independent genes.
    1. Neuroscience

    The nature of the animacy organization in human ventral temporal cortex

    Sushrut Thorat, Daria Proklova, Marius V Peelen
    The animacy organization in human ventral visual cortex is driven by both the presence of animal-diagnostic visual features and the psychological property of agency.
    1. Neuroscience

    Long-term adult human brain slice cultures as a model system to study human CNS circuitry and disease

    Niklas Schwarz, Betül Uysal ... Henner Koch
    Viral transduction and gene manipulation of adult human brain slices will be of great value allowing investigations including therapeutic screening, electrophysiological and structural studies of properties of human CNS circuitry.
    1. Structural Biology and Molecular Biophysics

    Kinesin and dynein use distinct mechanisms to bypass obstacles

    Luke S Ferro, Sinan Can ... Ahmet Yildiz
    Dynein bypasses obstacles on microtubules more efficiently than single kinesin, and kinesins overcome this limitation when transporting intracellular cargos in teams.
    1. Neuroscience

    HCN channel-mediated neuromodulation can control action potential velocity and fidelity in central axons

    Niklas Byczkowicz, Abdelmoneim Eshra ... Stefan Hallermann
    The cAMP-HCN pathway can control action potential conduction velocity providing neuromodulators with the ability to tune energy consumption and temporal delays across axons in the brain.
    1. Cell Biology

    Regulator of G protein signaling 12 enhances osteoclastogenesis by suppressing Nrf2-dependent antioxidant proteins to promote the generation of reactive oxygen species

    Andrew Ying Hui Ng, Ziqing Li ... Shuying Yang
    Rgs12 protein is a novel regulator of the Nrf2 protein by facilitating the proteasomal degradation of the transcription factor during osteoclast differentiation.
    1. Neuroscience

    An open cortico-basal ganglia loop allows limbic control over motor output via the nigrothalamic pathway

    Sho Aoki, Jared B Smith ... Xin Jin
    A novel connection from ventral striatum to motor cortex enables emotion and motivation to influence action and motor control.
    1. Neuroscience

    Entrained neuronal activity to periodic visual stimuli in the primate striatum compared with the cerebellum

    Masashi Kameda, Shogo Ohmae, Masaki Tanaka
    Neurons in the striatum exhibited periodic firing in monkeys attempting to detect omission of repetitive visual stimulus, while the phase of neuronal activity differed from that observed in the cerebellum.
    1. Biochemistry and Chemical Biology
    2. Structural Biology and Molecular Biophysics

    Regulation of Eag1 gating by its intracellular domains

    Jonathan R Whicher, Roderick MacKinnon
    Interactions between the voltage sensor and intracellular domains modulate voltage-dependent gating and calmodulin inhibition in the voltage-gated potassium channel Eag1.
    1. Cell Biology
    2. Computational and Systems Biology

    Remote control of microtubule plus-end dynamics and function from the minus-end

    Xiuzhen Chen, Lukas A Widmer ... Yves Barral
    A mechanism for yeast centrosomes to differentiate the microtubule cytoskeleton.
    1. Cell Biology
    2. Physics of Living Systems

    Myosin II isoforms play distinct roles in adherens junction biogenesis

    Mélina L Heuzé, Gautham Hari Narayana Sankara Narayana ... Benoit Ladoux
    Myosin isoforms exhibit different functions in the formation of adherens junctions and the transmission of mechanical forces.
    1. Computational and Systems Biology
    2. Immunology and Inflammation

    Deep generative models for T cell receptor protein sequences

    Kristian Davidsen, Branden J Olson ... Frederick A Matsen IV
    Deep learning improves estimation of T cell receptor cohort frequencies and learns the rules of VDJ recombination, potentially making it helpful for vaccine design.
    1. Neuroscience

    TRPC3 is a major contributor to functional heterogeneity of cerebellar Purkinje cells

    Bin Wu, François GC Blot ... Martijn Schonewille
    Purkinje cells feature molecular heterogeneity that introduces differentiation in physiological properties between zebrin-identified cerebellar modules and thereby underlies the differential control on sensorimotor integration.
    1. Biochemistry and Chemical Biology
    2. Cell Biology

    Release of cholesterol-rich particles from the macrophage plasma membrane during movement of filopodia and lamellipodia

    Xuchen Hu, Thomas A Weston ... Loren G Fong
    Macrophages release 30-nm vesicular particles enriched in accessible cholesterol during cellular locomotion, a discovery that is likely relevant to cholesterol disposal by these cells.
    1. Neuroscience

    RIM is essential for stimulated but not spontaneous somatodendritic dopamine release in the midbrain

    Brooks G Robinson, Xintong Cai ... Pascal S Kaeser
    Midbrain dopamine neurons use sophisticated secretory machinery to establish specialized sites for action potential-evoked release of dopamine from their cell bodies and dendrites.
    1. Neuroscience

    Altered gating of Kv1.4 in the nucleus accumbens suppresses motivation for reward

    Bernadette O'Donovan, Adewale Adeluyi ... Pavel I Ortinski
    Low effort-based motivation to pursue naturally rewarding stimuli can be increased pharmacologically, by targeting inactivation of a single voltage-gated potassium channel within the mesolimbic dopamine reward system.
    1. Structural Biology and Molecular Biophysics

    Decoding WW domain tandem-mediated target recognitions in tissue growth and cell polarity

    Zhijie Lin, Zhou Yang ... Mingjie Zhang
    A systematic and quantitative investigation showing how highly specific WW domain-mediated protein-protein interaction network is organized in cell growth and polarity.
    1. Evolutionary Biology

    Asexual reproduction reduces transposable element load in experimental yeast populations

    Jens Bast, Kamil S Jaron ... Tanja Schwander
    Sexual reproduction is responsible for the evolutionary success of selfish transposable elements.
    1. Cancer Biology
    2. Cell Biology

    Activation of hedgehog signaling in mesenchymal stem cells induces cartilage and bone tumor formation via Wnt/β-Catenin

    Qi Deng, Ping Li ... Baojie Li
    Cartilage and bone tumors arise from chondrocyte or osteoblast progenitors but not differentiated cells or multipotent mesenchymal stem cells (MSCs) via the IHH-Wnt/β-Catenin pathway.
    1. Cell Biology
    2. Stem Cells and Regenerative Medicine

    Human perivascular stem cell-derived extracellular vesicles mediate bone repair

    Jiajia Xu, Yiyun Wang ... Aaron Watkins James
    Perivascular extracellular vesicles induce bone repair, and do so via tetraspanin binding to recipient skeletal progenitor cells.
    1. Neuroscience

    TMEM16B regulates anxiety-related behavior and GABAergic neuronal signaling in the central lateral amygdala

    Ke-Xin Li, Mu He ... Lily Yeh Jan
    SOM+ GABAergic neuronal signaling and inhibitory transmission in the central lateral amygdala is regulated by TMEM16B, which is also involved in fear and anxiety-like behaviors.
    1. Microbiology and Infectious Disease

    Neighbor predation linked to natural competence fosters the transfer of large genomic regions in Vibrio cholerae

    Noémie Matthey, Sandrine Stutzmann ... Melanie Blokesch
    Whole-genome sequencing reveals the remarkable extent of horizontally moving genetic material in naturally competent Vibrio cholerae after a prey-killing DNA acquisition process.
    1. Cancer Biology

    FAK activity sustains intrinsic and acquired ovarian cancer resistance to platinum chemotherapy

    Carlos J Diaz Osterman, Duygu Ozmadenci ... David D Schlaepfer
    Genomic gains in ovarian cancer can promote cisplatin resistance via a FAK, Wnt/beta-catenin and Myc signaling pathway supporting pluripotency genes and tumorspheres that can acquire FAK dependence for survival.
    1. Developmental Biology
    2. Evolutionary Biology

    Hemimetabolous insects elucidate the origin of sexual development via alternative splicing

    Judith Wexler, Emily Kay Delaney ... Artyom Kopp
    Sexual differentiation controlled by sex-specific mRNA splicing evolved in a step-wise manner in insects.
    1. Genetics and Genomics

    Single-amino acid variants reveal evolutionary processes that shape the biogeography of a global SAR11 subclade

    Tom O Delmont, Evan Kiefl ... A Murat Eren
    An in-depth metagenomic analysis of possibly the most abundant and widespread microbial lineage in the surface ocean teases apart evolutionary processes that maintain its genomic heterogeneity and biogeography.
    1. Ecology
    2. Evolutionary Biology

    Reduced metabolism supports hypoxic flight in the high-flying bar-headed goose (Anser indicus)

    Jessica U Meir, Julia M York ... William K Milsom
    Measurements of bar-headed geese flying in a wind tunnel in hypoxia reveal that these birds sustain aerobic flight at high altitude via a reduction in metabolism.
    1. Computational and Systems Biology
    2. Evolutionary Biology

    Correlated evolution between repertoire size and song plasticity predicts that sexual selection on song promotes open-ended learning

    Cristina M Robinson, Kate T Snyder, Nicole Creanza
    A longer birdsong-learning window evolves in response to sexual selection for song complexity and is associated with faster evolution of song performance characteristics.
    1. Chromosomes and Gene Expression

    Androgen-regulated transcription of ESRP2 drives alternative splicing patterns in prostate cancer

    Jennifer Munkley, Ling Li ... David J Elliott
    The male steroid hormone testosterone regulates splicing patterns by controlling the expression of a key splicing regulator protein.
    1. Ecology
    2. Microbiology and Infectious Disease

    Endangered wild salmon infected by newly discovered viruses

    Gideon J Mordecai, Kristina M Miller ... Curtis A Suttle
    Newly discovered viruses in dead and dying farmed Chinook salmon are widely distributed in threatened wild Chinook and sockeye salmon populations.
    1. Epidemiology and Global Health

    Parental vaccination to reduce measles immunity gaps in Italy

    Valentina Marziano, Piero Poletti ... Stefano Merler
    Offering measles vaccination to parents who bring their children to receive any dose of measles vaccine can accelerate measles elimination in Italy.
    1. Cancer Biology
    2. Chromosomes and Gene Expression

    A single H/ACA small nucleolar RNA mediates tumor suppression downstream of oncogenic RAS

    Mary McMahon, Adrian Contreras ... Davide Ruggero
    Cancer-associated changes in small nucleolar RNAs and site-specific pseudouridine modifications impact ribosome activity.
    1. Developmental Biology

    MicroRNA-mediated control of developmental lymphangiogenesis

    Hyun Min Jung, Ciara T Hu ... Brant M Weinstein
    Lymphatic-enriched microRNA miR-204 is required for lymphatic development through its effects on the key lymphatic transcription factor NFATC1.
    1. Cell Biology
    2. Structural Biology and Molecular Biophysics

    Structural state recognition facilitates tip tracking of EB1 at growing microtubule ends

    Taylor A Reid, Courtney Coombes ... Melissa K Gardner
    EB1 targeting to growing microtubule plus-ends is facilitated by tapered microtubule tip structures.
    1. Genetics and Genomics
    2. Microbiology and Infectious Disease

    Interferon lambda 4 impacts the genetic diversity of hepatitis C virus

    M Azim Ansari, Elihu Aranday-Cortes ... Vincent Pedergnana
    Interferon lambda 4, a protein part of the innate immune response, drives major amino acids selection in patients chronically infected with hepatitis C virus.
    1. Genetics and Genomics
    2. Microbiology and Infectious Disease

    Adaptation of hepatitis C virus to interferon lambda polymorphism across multiple viral genotypes

    Nimisha Chaturvedi, Evguenia S Svarovskaia ... Jacques Fellay
    Integrated analysis of IFN-λ and HCV amino acid variation indicates the key role of host innate immunity in viral control.
    1. Developmental Biology
    2. Neuroscience

    Retrograde Ret signaling controls sensory pioneer axon outgrowth

    Adam Tuttle, Catherine M Drerup ... Alex V Nechiporuk
    Long-range Ret receptor signaling promotes axon outgrowth and regulates growth cone dynamics in pioneer neurons by inducing transcriptional changes in Myosin-X expression.
    1. Neuroscience

    Cortical tau deposition follows patterns of entorhinal functional connectivity in aging

    Jenna N Adams, Anne Maass ... William J Jagust
    Tau deposition in the aging brain follows patterns of functional connectivity that correspond to specific neural memory networks, and this relationship is strengthened in the presence of amyloid-β.

Magazine

  1. Research Culture: A survey of new PIs in the UK

    Sophie E Acton, Andrew JD Bell ... Alison Twelvetrees
    1. Evolutionary Biology
    2. Plant Biology

    Speciation: How predictable is genome evolution?

    Matthew J Coathup, Owen G Osborne, Vincent Savolainen
    1. Neuroscience

    Spatial Navigation: A question of scale

    Muireann Irish, Siddharth Ramanan