December 2018

Research articles

    1. Neuroscience

    Pre-saccadic remapping relies on dynamics of spatial attention

    Martin Szinte et al.
    To see the world stable across saccades, the brain compensates retinal shifts induced by the movements, pre-saccadic maps of sensitivity reveal that this process takes time and follows attentional dynamics.
    1. Neuroscience

    Spinal Shox2 interneuron interconnectivity related to function and development

    Ngoc T Ha, Kimberly J Dougherty
    Spinal Shox2 interneurons are strongly interconnected by gap junctional coupling in a function-specific manner, which provides a mechanism for synchronization of rhythm-generating neurons and may contribute to locomotor rhythmicity.
    1. Evolutionary Biology
    2. Microbiology and Infectious Disease

    Symbiont location, host fitness, and possible coadaptation in a symbiosis between social amoebae and bacteria

    Longfei Shu et al.
    Morphological and fitness defects imposed on amoebae hosts by Burkholderia symbionts demonstrates symbiont species-specific effects and provides evidence of host adaptation to naturally acquired symbionts.
    1. Cell Biology

    The ULK1-FBXW5-SEC23B nexus controls autophagy

    Yeon-Tae Jeong et al.
    The control of SEC23B degradation by SCFFBXW5 and ULK1 regulates the autophagy.
    1. Cell Biology
    2. Neuroscience

    Cumulative mitochondrial activity correlates with ototoxin susceptibility in zebrafish mechanosensory hair cells

    Sarah B Pickett et al.
    The history of mitochondrial activity predicts whether zebrafish mechanosensory hair cells live or die after toxic drug exposure.
    1. Neuroscience

    Two central pattern generators from the crab, Cancer borealis, respond robustly and differentially to extreme extracellular pH

    Jessica A Haley et al.
    The rhythms generated by the stomatogastric and cardiac ganglia of the Jonah crab are surprisingly robust but differentially sensitive to acute changes in extracellular pH from pH 5.5 to 10.4.
    1. Computational and Systems Biology
    2. Genetics and Genomics

    Time-resolved mapping of genetic interactions to model rewiring of signaling pathways

    Florian Heigwer et al.
    Genetic interaction analysis by combinatorial genetic perturbation and high-throughput imaging maps time- and context-dependent crosstalk between signaling pathways.
    1. Developmental Biology

    The flow responsive transcription factor Klf2 is required for myocardial wall integrity by modulating Fgf signaling

    Seyed Javad Rasouli et al.
    Endocardial Klf2 regulates cardiomyocyte adhesion and myocardial wall integrity by modulating FGF signaling in zebrafish.
    1. Immunology and Inflammation
    2. Microbiology and Infectious Disease

    Panproteome-wide analysis of antibody responses to whole cell pneumococcal vaccination

    Joseph J Campo et al.
    Panproteome array analysis of antibody responses to a pneumococcal whole cell vaccine reveals consistent induction of immune responses to multiple surface proteins, despite individuals' unique pre-existing antibody profiles.
    1. Chromosomes and Gene Expression
    2. Genetics and Genomics

    Cisplatin-induced DNA double-strand breaks promote meiotic chromosome synapsis in PRDM9-controlled mouse hybrid sterility

    Liu Wang et al.
    The exogenous DNA DSBs improve meiotic chromosome pairing in mouse inter-subspecific hybrids, thus providing an evidence for a DSB-dependent mechanism of the PRDM9-controlled synapsis failure and infertility.
    1. Chromosomes and Gene Expression
    2. Developmental Biology

    Dynamic multifactor hubs interact transiently with sites of active transcription in Drosophila embryos

    Mustafa Mir et al.
    The probability of transcription factors binding to their target sites is choreographed through the formation of dynamic multi-protein hubs that transiently interact with actively transcribing genes.
    1. Human Biology and Medicine

    Myocardial NADPH oxidase-4 regulates the physiological response to acute exercise

    Matthew Hancock et al.
    Cardiomyocyte Nox4 is a crucial physiological mediator of Nrf2 activation during acute exercise, triggering an adaptive response that preserves redox balance, mitochondrial and cardiac function to support normal physical exercise.
    1. Microbiology and Infectious Disease

    Transcriptomic analysis reveals reduced transcriptional activity in the malaria parasite Plasmodium cynomolgi during progression into dormancy

    Nicole L Bertschi et al.
    Transcriptome profiling of malaria liver-stage parasites provides unprecedented knowledge on genes and pathways expressed in truly dormant hypnozoites and indicates that dormancy is associated with a switch in energy metabolism.
    1. Developmental Biology

    Spatial patterning of liver progenitor cell differentiation mediated by cellular contractility and Notch signaling

    Kerim B Kaylan et al.
    Mechanical stress plays a cooperative role with Notch in biliary differentiation of liver progenitors, supporting a model of liver development in which biomechanical cues are key inducers of cell fate.
    1. Neuroscience

    Thalamic reticular control of local sleep in mouse sensory cortex

    Laura MJ Fernandez et al.
    Local cortical sleep features arise subcortically due to heterogeneous burst discharge in neurons of a sleep rhythm pacemaker previously thought to act uniformly.
    1. Biochemistry and Chemical Biology
    2. Structural Biology and Molecular Biophysics

    Mechanisms of opening and closing of the bacterial replicative helicase

    Jillian Chase et al.
    Analysis of the Escherichia coli DnaB helicase•bacteriophage λ helicase loader (λP) complex provides insights into helicase opening, delivery to the origin and ssDNA entry, and closing in preparation for translocation.
    1. Cell Biology

    The unfolded protein response and endoplasmic reticulum protein targeting machineries converge on the stress sensor IRE1

    Diego Acosta-Alvear et al.
    The coordination of protein targeting to the endoplasmic reticulum and the unfolded protein response through the stress sensor IRE1 ensures quality control of the secreted and transmembrane proteomes.
    1. Microbiology and Infectious Disease

    Quorum sensing controls Vibrio cholerae multicellular aggregate formation

    Matthew Jemielita et al.
    A quorum-sensing-controlled program of multicellularity, aggregation, is identified in Vibrio cholerae, which may be important for transitions between the marine niche and the human host.
    1. Genetics and Genomics

    Genome-wide quantification of the effects of DNA methylation on human gene regulation

    Amanda J Lea et al.
    mSTARR-seq identifies regions of the genome where DNA methylation causally impacts gene expression, providing a map of which epigenetic marks may influence trait variation.
    1. Immunology and Inflammation
    2. Microbiology and Infectious Disease

    A herpesvirus encoded Qa-1 mimic inhibits natural killer cell cytotoxicity through CD94/NKG2A receptor engagement

    Xiaoli Wang et al.
    Rodent herpesvirus Peru overcomes NK ‘missing-self’ killing using a non-classical MHC-I like protein resistant todownregulation by its own ubiquitin ligase that potently sabotages antigen presentation to T-cells.
    1. Neuroscience

    Developmental 'awakening' of primary motor cortex to the sensory consequences of movement

    James C Dooley, Mark S Blumberg
    Early in development, before neurons in primary motor cortex are involved in motor control, they undergo a rapid transition in how they process sensory information following sleep and wake movements.
    1. Neuroscience

    Temporally specific engagement of distinct neuronal circuits regulating olfactory habituation in Drosophila

    Ourania Semelidou et al.
    Habituation to brief olfactory stimulation is biphasic and mediated by distinct neuronal circuits where an initial latency phase is rapidly followed by stimulus devaluation signifying behavioral habituation in Drosophila.
    1. Chromosomes and Gene Expression
    2. Genetics and Genomics

    The TRIM-NHL protein NHL-2 is a co-factor in the nuclear and somatic RNAi pathways in C. elegans

    Gregory M Davis et al.
    The RNA-binding protein NHL-2 is required for small-RNA mediated transgenerational epigenetic gene regulation.
    1. Neuroscience

    Specific lexico-semantic predictions are associated with unique spatial and temporal patterns of neural activity

    Lin Wang et al.
    The prediction of specific words is associated with distinct spatial and temporal patterns of neural activity within the left inferior and medial temporal regions before the predicted word is presented.
    1. Biochemistry and Chemical Biology
    2. Structural Biology and Molecular Biophysics

    Cooperative cobinding of synthetic and natural ligands to the nuclear receptor PPARγ

    Jinsai Shang et al.
    Synthetic PPARγ ligands push and cobind with natural endogenous ligands, instead of compete and displace, which synergistically affects the structure and function of PPARγ.
    1. Neuroscience

    NMDA spikes mediate amplification of inputs in the rat piriform cortex

    Amit Kumar et al.
    Dendrites of pyramidal neurons in piriform cortex can initiate NMDA spikes, which may serve to amplify odor responses, and provide combination selectivity underlying 'discontinuous' odor receptive fields in these neurons.
    1. Computational and Systems Biology
    2. Developmental Biology

    A re-inducible gap gene cascade patterns the anterior–posterior axis of insects in a threshold-free fashion

    Alena Boos et al.
    The body axis of insects is divided into different fates using a self-regulatory and threshold-free mechanism.
    1. Physics of Living Systems

    Measuring cis-regulatory energetics in living cells using allelic manifolds

    Talitha L Forcier et al.
    A novel strategy is presented for quantitatively measuring protein-DNA and protein-protein interactions that regulate transcription in living cells.
    1. Neuroscience

    'Artiphysiology' reveals V4-like shape tuning in a deep network trained for image classification

    Dean A Pospisil et al.
    Single units in a deep convolutional neural network trained for image classification develop shape selectivity that is similar to that found in the primate visual cortex.
    1. Physics of Living Systems

    Downsizing the molecular spring of the giant protein titin reveals that skeletal muscle titin determines passive stiffness and drives longitudinal hypertrophy

    Ambjorn Brynnel et al.
    Genetically altering the size of the molecular spring element in the giant protein titin established that titin determines the stiffness of skeletal muscle and the number of sarcomeres in series.
    1. Developmental Biology
    2. Neuroscience

    Conserved and divergent development of brainstem vestibular and auditory nuclei

    Marcela Lipovsek, Richard JT Wingate
    The development of brainstem auditory nuclei echoes the divergent evolutionary history of amniote auditory systems.
    1. Neuroscience

    NKB signaling in the posterodorsal medial amygdala stimulates gonadotropin release in a kisspeptin-independent manner in female mice

    Chrysanthi Fergani et al.
    Kiss1 neurons and NKB-responsive neurons of the medial amygdala stimulate LH release in females through different (previously unknown) pathways which, in the case of NKB-responsive neurons, are kisspeptin-independent but estradiol-dependent.
    1. Neuroscience

    Evoked transients of pH-sensitive fluorescent false neurotransmitter reveal dopamine hot spots in the globus pallidus

    Jozsef Meszaros et al.
    Dopamine release within the mouse external globus pallidus, an area of very sparse innervation, is observed and described for the first time through a new technique: flashing false fluorescent neurotransmitters.
    1. Neuroscience

    A causal role for right temporo-parietal junction in signaling moral conflict

    Ignacio Obeso et al.
    Disrupting the right temporo-parietal junction did not change the general motivation to give or adapt behavior to social reputation cues, but specifically reduced the impact of moral-material conflict.
    1. Physics of Living Systems

    Spatial control of neuronal metabolism through glucose-mediated mitochondrial transport regulation

    Anamika Agrawal et al.
    A quantitative analysis of glucose-dependent transport regulation indicates that mitochondrial accumulation in regions of high nutrient availability can enhance metabolism in neuronal axons under physiologically relevant conditions.
    1. Neuroscience

    Odor-evoked category reactivation in human ventromedial prefrontal cortex during sleep promotes memory consolidation

    Laura K Shanahan et al.
    Odor cues in sleep evoke content-specific signatures of neural reactivation in visual and prefrontal brain areas that predict subsequent memory performance in the wake state.
    1. Neuroscience

    Perineuronal nets control visual input via thalamic recruitment of cortical PV interneurons

    Giulia Faini et al.
    Accumulation of perineuronal nets around parvalbumin (PV)-positive inhibitory interneurons closes visual cortical plasticity by selectively down-regulating thalamic synapses onto PV cells in a sensory-dependent manner.
    1. Biochemistry and Chemical Biology
    2. Structural Biology and Molecular Biophysics

    Reciprocal regulation among TRPV1 channels and phosphoinositide 3-kinase in response to nerve growth factor

    Anastasiia Stratiievska et al.
    A dual-color TIRFM study reveals a new form of inflammatory regulation, in which a lipid kinase and ion channel reciprocally regulate each other to amplify the response to painful stimuli.
    1. Neuroscience

    Potentiation of cerebellar Purkinje cells facilitates whisker reflex adaptation through increased simple spike activity

    Vincenzo Romano et al.
    Physiological and behavioral analyses show that expression of cerebellar whisker learning can be mediated by increased simple spike activity, depending on LTP induction at parallel fiber to Purkinje cell synapses.
    1. Evolutionary Biology

    Privatisation rescues function following loss of cooperation

    Sandra Breum Andersen et al.
    A population of pathogenic bacteria is found to respond to the loss of cooperation by privatising an essential function.
    1. Computational and Systems Biology
    2. Epidemiology and Global Health

    Inference and control of the nosocomial transmission of methicillin-resistant Staphylococcus aureus

    Sen Pei et al.
    The asymptomatic colonization and importation of methicillin-resistant Staphylococcus aureus (MRSA) in hospital settings can be inferred from observed cases using combined model-inference methods and used to inform improved interventions.
    1. Neuroscience

    Aquaporin-4-dependent glymphatic solute transport in the rodent brain

    Humberto Mestre et al.
    An international collaboration between five independent research groups replicates findings confirming the importance of aquaporin-4 in glymphatic solute transport using five different mouse knockout lines.
    1. Stem Cells and Regenerative Medicine

    Yap1 safeguards mouse embryonic stem cells from excessive apoptosis during differentiation

    Lucy LeBlanc et al.
    During ES cell differentiation, Yap1 directly regulates apoptosis-related genes like Bcl-2 and Mcl-1 to attenuate apoptosis and promote cell survival to allow for successful cell fate changes.
    1. Computational and Systems Biology
    2. Microbiology and Infectious Disease

    Heterogeneous absorption of antimicrobial peptide LL37 in Escherichia coli cells enhances population survivability

    Mehdi Snoussi et al.
    A rapid absorption and retention of antimicrobial peptides by dead Escherichia coli cells can increase the survivability of the cell population in a "cooperative" fashion.
    1. Evolutionary Biology

    Multifactorial processes underlie parallel opsin loss in neotropical bats

    Alexa Sadier et al.
    Parallel losses of short-wave light sensitivity in diverse bats occurred through independent changes at multiple steps in the conversion of genotype into functional phenotype, including pre-, during, and post-transcription.
    1. Evolutionary Biology
    2. Plant Biology

    An unexpected noncarpellate epigynous flower from the Jurassic of China

    Qiang Fu et al.
    Flowers did bloom in the Early Jurassic.
    1. Neuroscience

    Large and fast human pyramidal neurons associate with intelligence

    Natalia A Goriounova et al.
    Neurons from individuals with higher IQ scores have larger dendrites, are able to maintain faster action potentials, and thus process information more efficiently.
    1. Stem Cells and Regenerative Medicine

    Murine HSCs contribute actively to native hematopoiesis but with reduced differentiation capacity upon aging

    Petter Säwen et al.
    Using a lineage tracing model, it is demonstrated that adult murine hematopoiesis is contingent on the continuous output from HSCs, with quantitative contributions that are dependent on lineage-type and age.
    1. Neuroscience

    Neuronal variability and tuning are balanced to optimize naturalistic self-motion coding in primate vestibular pathways

    Diana E Mitchell et al.
    A match between neuronal variability and tuning enables optimized coding of natural self-motion in early vestibular pathways.
    1. Biochemistry and Chemical Biology
    2. Structural Biology and Molecular Biophysics

    Preacinetobactin not acinetobactin is essential for iron uptake by the BauA transporter of the pathogen Acinetobacter baumannii

    Lucile Moynié et al.
    The pathogen Acinetobacter baumannii recognises preacinetobactin not acinetobactin, yet appears likely to translocate both compounds through a mixed complex.
    1. Epidemiology and Global Health
    2. Microbiology and Infectious Disease

    The distribution of antibiotic use and its association with antibiotic resistance

    Scott W Olesen et al.
    Population-level antibiotic resistance correlates with the breadth of antibiotic use, that is, the proportion of people taking an antibiotic, better than with intensity of use the amount of use among users.
    1. Cell Biology
    2. Structural Biology and Molecular Biophysics

    The role of scaffold reshaping and disassembly in dynamin driven membrane fission

    Martina Pannuzzo et al.
    Computational modeling of a dynamin-constricted membrane neck can rank proposed shape changes of the helical scaffold in terms of their fission aptitude and elucidate the associated pathways.
    1. Cell Biology

    A liquid-like organelle at the root of motile ciliopathy

    Ryan L Huizar et al.
    DynAPs reveal that biological phase separation provides the organizing principle for the complex process of dynein motor assembly in cells with motile cilia.
    1. Microbiology and Infectious Disease

    Shed EBA-175 mediates red blood cell clustering that enhances malaria parasite growth and enables immune evasion

    May M Paing et al.
    Plasmodium falciparum invasion protein EBA-175, once shed from the parasite surface post invasion, facilitates RBC clustering and enhances parasite growth while simultaneously enabling parasite immune evasion of host neutralizing antibodies.
    1. Cell Biology

    Genome-wide interrogation of extracellular vesicle biology using barcoded miRNAs

    Albert Lu et al.
    A screen using artificially barcoded, exosomal microRNAs, paired with CRISPR guide RNAs, helped identify new players in multivesicular endosome exocytosis and a role for Wnt signaling.
    1. Evolutionary Biology
    2. Genetics and Genomics

    Predicted glycosyltransferases promote development and prevent spurious cell clumping in the choanoflagellate S. rosetta

    Laura A Wetzel et al.
    A genetic screen reveals that two predicted glycosyltransferases promote rosette development and prevent cell clumping in one of the closest living relatives of animals, the choanoflagellate S. rosetta.
    1. Neuroscience

    Gi/o protein-coupled receptors in dopamine neurons inhibit the sodium leak channel NALCN

    Fabian Philippart, Zayd M Khaliq
    The sodium leak NALCN channel functions as a core effector of GABA-B and D2 receptors that is used along with GIRK channels to regulate action potential firing in dopamine neurons.
    1. Chromosomes and Gene Expression
    2. Genetics and Genomics

    Pervasive transcription fine-tunes replication origin activity

    Tito Candelli et al.
    The pervasive transcription environment alters the efficiency of firing of replication origins, which are 'protected' by roadblock termination due to origin recognition complex (ORC) and pre-RC complexes.
    1. Developmental Biology
    2. Neuroscience

    Tuning of delta-protocadherin adhesion through combinatorial diversity

    Adam J Bisogni et al.
    Combinatorial expression patterns of δ-Pcdhs are defined within single neurons, and in vitro assays are employed to establish guiding principles used by this gene family to mediate cell adhesion.
    1. Neuroscience

    Neural circuitry of a polycystin-mediated hydrodynamic startle response for predator avoidance

    Luis A Bezares-Calderón et al.
    The Platynereis startle circuit links polycystin-dependent hydrodynamic sensors to muscle and ciliary effector cells.
    1. Biochemistry and Chemical Biology
    2. Genetics and Genomics

    Genetic analysis reveals functions of atypical polyubiquitin chains

    Fernando Meza Gutierrez et al.
    A comprehensive genetic interaction screen uncovered biological roles of K11 linkages in amino acid homeostasis and cell cycle regulation in yeast.
    1. Neuroscience

    Prediction error and repetition suppression have distinct effects on neural representations of visual information

    Matthew F Tang et al.
    Multivariate analyses of human electrophysiological recordings revealed that the brain represents unexpected visual stimuli with greater fidelity than expected stimuli which arose independently of simple habituation arising from repetition.
    1. Cell Biology

    BUB-1 promotes amphitelic chromosome biorientation via multiple activities at the kinetochore

    Frances Edwards et al.
    During chromosome segregation, BUB-1 performs multiple roles.
    1. Neuroscience

    Offline replay supports planning in human reinforcement learning

    Ida Momennejad et al.
    fMRI evidence for off-task replay predicts subsequent replanning behavior in humans, suggesting that learning from simulated experience during replay helps update past policies in reinforcement learning.
    1. Cancer Biology

    miR-34a is a microRNA safeguard for Citrobacter-induced inflammatory colon oncogenesis

    Lihua Wang et al.
    miR-34a prevents inflammation-induced colonic regeneration from oncogenesis by simultaneously targeting processes in both immune and epithelial cells, including T helper 17 cell differentiation, recruitment, and IL-17 induced epithelial proliferation.
    1. Chromosomes and Gene Expression
    2. Genetics and Genomics

    Meiotic drive of female-inherited supernumerary chromosomes in a pathogenic fungus

    Michael Habig et al.
    Female-inherited supernumerary chromosomes that lack a male-inherited homolog are transmitted to all meiotic products instead of the expected half, which indicates an additional amplification of unpaired chromosomes during meiosis.
    1. Cell Biology

    The sterol-responsive RNF145 E3 ubiquitin ligase mediates the degradation of HMG-CoA reductase together with gp78 and Hrd1

    Sam A Menzies et al.
    CRISPR/Cas9 genome-wide screens using sterol-sensitive endogenous HMG-CoA reductase (HMGCR) reporter identify the sterol-responsive RNF145 and gp78 as independently responsible for sterol-accelerated degradation of HMGCR, the rate-limiting enzyme of cholesterol biosynthesis.
    1. Epidemiology and Global Health
    2. Microbiology and Infectious Disease

    Structured illumination microscopy combined with machine learning enables the high throughput analysis and classification of virus structure

    Romain F Laine et al.
    Machine learning in conjunction with super-resolution imaging allows for the first time to quantitatively analyse large and heterogenous virus samples structure at a high throughput and specificity.
    1. Evolutionary Biology
    2. Genetics and Genomics

    Gene flow mediates the role of sex chromosome meiotic drive during complex speciation

    Colin D Meiklejohn et al.
    Selfish genetic elements may either promote or prevent the evolution of reproductive barriers, depending on the extent of gene flow between species.
    1. Neuroscience

    Reactive oxygen species regulate activity-dependent neuronal plasticity in Drosophila

    Matthew CW Oswald et al.
    Reactive oxygen species, previously considered damaging agents linked to pathology, are required for normal neuronal plasticity, including adjustment of synaptic terminal size, maintenance of synaptic physiology and adaptive behavioural responses.
    1. Chromosomes and Gene Expression
    2. Genetics and Genomics

    Role of the pre-initiation complex in Mediator recruitment and dynamics

    Elisabeth R Knoll et al.
    Genome-wide recruitment of Mediator and Pol II is reduced in yeast lacking the Med2-Med3-Med15 tail module triad, and Mediator association with gene promoters depends on Pol II, Taf1, and TBP.
    1. Cell Biology

    Muscle-specific stress fibers give rise to sarcomeres in cardiomyocytes

    Aidan M Fenix et al.
    Sarcomeres in heart muscle cells come from stress fiber-like structures that are mechanistically distinct from stress fibers in non-muscle cells.
    1. Neuroscience
    2. Structural Biology and Molecular Biophysics

    Structural organization of a major neuronal G protein regulator, the RGS7-Gβ5-R7BP complex

    Dipak N Patil et al.
    Atomic details on structural organization and conformational dynamics of the key regulator of neuronal signaling shed light on its allosteric regulation and role in regulating cellular pathways.
    1. Cell Biology
    2. Structural Biology and Molecular Biophysics

    Munc18-1 catalyzes neuronal SNARE assembly by templating SNARE association

    Junyi Jiao et al.
    Sec1/Munc18-family proteins chaperone SNARE assembly via a common templating mechanism.
    1. Cancer Biology

    Systematic identification of mutations and copy number alterations associated with cancer patient prognosis

    Joan C Smith, Jason M Sheltzer
    Gene copy number provides more prognostic information than gene mutation status in cancer.
    1. Cancer Biology

    Replication Study: Melanoma exosomes educate bone marrow progenitor cells toward a pro-metastatic phenotype through MET

    Jeewon Kim et al.
    Editors' Summary: This Replication Study has reproduced some parts of the original paper but other parts could not be interpreted.
    1. Biochemistry and Chemical Biology

    SETD3 protein is the actin-specific histidine N-methyltransferase

    Sebastian Kwiatkowski et al.
    Histone-lysine N-methyltransferase SETD3 (NP_115609.2) was identified as the actin-specific histidine N-methyltransferase, an enzyme catalyzing the extremely well-conserved methylation of H73 in β-actin.
    1. Biochemistry and Chemical Biology
    2. Neuroscience

    Tau monomer encodes strains

    Apurwa M Sharma et al.
    Tau monomer from aggregate-containing cell models and tauopathy brains adopts discrete structures that act as templates, dictating the conformation of distinct strains that result from its seeding activity.
    1. Neuroscience

    Convergence of monosynaptic and polysynaptic sensory paths onto common motor outputs in a Drosophila feeding connectome

    Anton Miroschnikow et al.
    A parallel neuronal network architecture ensures control of basic feeding reflex circuits via integration of crossmodal sensory information to filter multiple biological events and enhance meaningful behavioral choice.
    1. Developmental Biology

    HIPPO signaling resolves embryonic cell fate conflicts during establishment of pluripotency in vivo

    Tristan Frum et al.
    HIPPO signaling antagonizes the apical domain of polarized cells, driving cell internalization, regulated gene expression, and cell fate change during formation of pluripotent stem cell progenitors in the mouse embryo.
    1. Evolutionary Biology

    Evolution of cation binding in the active sites of P-loop nucleoside triphosphatases in relation to the basic catalytic mechanism

    Daria N Shalaeva et al.
    In potassium-dependent NTPases, insertion of the activating potassium ion into the active site leads to rotation of the gamma-phosphate yielding a near-eclipsed, catalytically productive conformation of the triphosphate chain.
    1. Structural Biology and Molecular Biophysics

    Voltage-dependent dynamics of the BK channel cytosolic gating ring are coupled to the membrane-embedded voltage sensor

    Pablo Miranda et al.
    Allosteric modulation of BK channels, vital for the physiology of nerve, muscle and endocrine cells, is determined by direct coupling between gating ring RCK1 domains and the voltage sensor function.
    1. Structural Biology and Molecular Biophysics

    Molecular basis of signaling specificity between GIRK channels and GPCRs

    Kouki K Touhara, Roderick MacKinnon
    A single kinetic step in the G protein activation cycle determines whether a G protein-coupled receptor activates G protein-gated K+ channels or not.
    1. Computational and Systems Biology
    2. Developmental Biology

    A repressor-decay timer for robust temporal patterning in embryonic Drosophila neuroblast lineages

    Inna Averbukh et al.
    The demand for robust performance distinguishes the mechanism which progresses the biological timer acting within neural progenitors to determine neuronal fates in the Drosophila embryo.
    1. Neuroscience

    A prediction model of working memory across health and psychiatric disease using whole-brain functional connectivity

    Masahiro Yamashita et al.
    Human neuroimaging and machine learning reveals a generalizable relationship between brain connectivity and working memory ability across healthy populations and distinct psychiatric diagnoses.
    1. Structural Biology and Molecular Biophysics

    An unexpected INAD PDZ tandem-mediated plcβ binding in Drosophila photo receptors

    Fei Ye et al.
    Biochemical and structural studies uncover an unexpected mode of interaction, with unprecedented high affinity, between INAD scaffold and NORPA that is critical for Drosophila compound eye photo-transduction.
    1. Biochemistry and Chemical Biology
    2. Chromosomes and Gene Expression

    Highly efficient 5' capping of mitochondrial RNA with NAD+ and NADH by yeast and human mitochondrial RNA polymerase

    Jeremy G Bird et al.
    Eukaryotic mitochondrial RNA polymerases cap RNA with NAD with much higher efficiencies than nuclear RNA polymerase II; as a consequence, mitochondrial RNAs have remarkably high levels of NAD capping.
    1. Neuroscience

    The roles of vision and antennal mechanoreception in hawkmoth flight control

    Ajinkya Dahake et al.
    Mechanosensors in the antennae of hawkmoths provide rapid sensory feedback for the control of fast flight manoeuvres, which acts in parallel to visual information.
    1. Chromosomes and Gene Expression
    2. Physics of Living Systems

    DNA sequence encodes the position of DNA supercoils

    Sung Hyun Kim et al.
    Single-molecule experiments reveal that plectonemic supercoils occupy specific positions on DNA and a physical model relates this to the intrinsic curvature, providing an insight into how supercoiling organizes the genome.
    1. Chromosomes and Gene Expression
    2. Genetics and Genomics

    Sae2/CtIP prevents R-loop accumulation in eukaryotic cells

    Nodar Makharashvili et al.
    The CtIP DNA repair enzyme is required for the removal of transcription-associated lesions in eukaryotic cells.
    1. Immunology and Inflammation

    A novel pathway of LPS uptake through syndecan-1 leading to pyroptotic cell death

    Shigetoshi Yokoyama et al.
    A novel pathway was discovered for cellular uptake of LPS through secretory protein secretoglobin3A2 and a receptor syndecan-1, causing activation of non-canonical inflammasome pathway leading to pyroptosis of cancer cells.
    1. Neuroscience

    Spatial sampling in human visual cortex is modulated by both spatial and feature-based attention

    Daniel Marten van Es et al.
    The sampling of visual space is not only warped by attention towards locations but also depends on attended features.
    1. Evolutionary Biology
    2. Genetics and Genomics

    Drought adaptation in Arabidopsis thaliana by extensive genetic loss-of-function

    J Grey Monroe et al.
    Gene knockouts provide valuable genetic fuel for climate adaptation in nature.
    1. Neuroscience

    Bayesian analysis of retinotopic maps

    Noah C Benson, Jonathan Winawer
    A novel Bayesian method of modeling retinotopic maps is more accurate than traditional voxel-wise methods and can be used to automatically derive high-quality maps.
    1. Chromosomes and Gene Expression

    General decapping activators target different subsets of inefficiently translated mRNAs

    Feng He et al.
    Dhh1, Pat1, and Lsm1 target subsets of cellular mRNAs for decapping via interactions of these regulatory proteins with the C-terminal domain of Dcp2, the catalytic component of the decapping enzyme.
    1. Microbiology and Infectious Disease
    2. Physics of Living Systems

    Protein gradients on the nucleoid position the carbon-fixing organelles of cyanobacteria

    Joshua S MacCready et al.
    Carboxysomes, the carbon-fixation machinery of cyanobacteria, are equidistantly-positioned by dynamic gradients of the protein McdA on the nucleoid that emerge through interaction with a previously unidentified carboxysome factor, McdB.
    1. Neuroscience

    Promoting subjective preferences in simple economic choices during nap

    Sizhi Ai et al.
    Neurocognitive processing during sleep selectively biases subjective preferences in simple economic choices when the sleeper is stimulated by covert, reward-associated cues.
    1. Developmental Biology

    Control of neural crest multipotency by Wnt signaling and the Lin28/let-7 axis

    Debadrita Bhattacharya et al.
    The developmental potential of neural crest stem cells is regulated by a post-transcriptional mechanism that operates in a position-dependent manner.
    1. Cell Biology

    The transcription factors TFE3 and TFEB amplify p53 dependent transcriptional programs in response to DNA damage

    Owen A Brady et al.
    Disruption of TFEB and TFE3 results in diminished p53 signaling capacity and altered cell cycle regulation under genotoxic stress conditions.
    1. Microbiology and Infectious Disease

    A virus-packageable CRISPR screen identifies host factors mediating interferon inhibition of HIV

    Molly OhAinle et al.
    Host restriction factors that block cross-species transmission also play a role in limiting the replication of highly-adapted HIV-1 in IFN-stimulated cells.
    1. Biochemistry and Chemical Biology

    A secretory pathway kinase regulates sarcoplasmic reticulum Ca2+ homeostasis and protects against heart failure

    Adam J Pollak et al.
    Protein phosphorylation within the lumen of the secretory pathway regulates cardiac function.
    1. Stem Cells and Regenerative Medicine

    Stem cells repurpose proliferation to contain a breach in their niche barrier

    Kenneth Lay et al.
    Adult stem cells sense nearby tissue damage and recruit immune cells to help them direct efforts towards containing a breach in the epithelial barrier.
    1. Neuroscience
    2. Structural Biology and Molecular Biophysics

    Auxiliary subunits keep AMPA receptors compact during activation and desensitization

    Jelena Baranovic, Andrew JR Plested
    The auxiliary protein Stargazin limits the conformational dynamics of AMPA-type glutamate receptors in cell membranes, as revealed by 'molecular rulers' deployed on the seconds to milliseconds timescale.
    1. Developmental Biology

    Screening for insulin-independent pathways that modulate glucose homeostasis identifies androgen receptor antagonists

    Sri Teja Mullapudi et al.
    Zebrafish insulin mutants serve as an innovative platform to identify novel mechanisms regulating glucose homeostasis.
    1. Structural Biology and Molecular Biophysics

    DNA translocation mechanism of an XPD family helicase

    Kaiying Cheng, Dale B Wigley
    Structures of binary and ternary complexes of DinG reveal translocation mechanism of XPD family helicases.
    1. Developmental Biology

    Wnt11 directs nephron progenitor polarity and motile behavior ultimately determining nephron endowment

    Lori L O'Brien et al.
    Wnt11 maintains nephron progenitor niche integrity during kidney development through its modulation of cellular dynamics.
    1. Evolutionary Biology
    2. Genetics and Genomics

    Single nucleus sequencing reveals evidence of inter-nucleus recombination in arbuscular mycorrhizal fungi

    Eric CH Chen et al.
    Arbuscular mycorrhizal fungi generate nuclear diversity in the dikaryotic life-stage stage via inter-nucleus recombination.
    1. Genetics and Genomics

    Spliceosome factors target timeless (tim) mRNA to control clock protein accumulation and circadian behavior in Drosophila

    Iryna Shakhmantsir et al.
    Alternative splicing provides a mechanism to maintain oscillations of the circadian clock.
    1. Neuroscience

    Corollary discharge in precerebellar nuclei of sleeping infant rats

    Didhiti Mukherjee et al.
    Infant rats distinguish between self- and other-generated movements, and they do so primarily when moving during active sleep.
    1. Cell Biology

    Glucose intake hampers PKA-regulated HSP90 chaperone activity

    Yu-Chen Chen et al.
    Food overconsumption impairs cellular protein folding through a novel aging-related signaling pathway.
    1. Cell Biology

    Membrane fluidity is regulated by the C. elegans transmembrane protein FLD-1 and its human homologs TLCD1/2

    Mario Ruiz et al.
    Inhibition of C. elegans FLD-1 or Human TLCD1/2 prevents saturated fat lipotoxicity by allowing increased levels of membrane phospholipids that contain fluidizing long-chain polyunsaturated fatty acids.
    1. Neuroscience
    2. Physics of Living Systems

    Arterial smooth muscle cell PKD2 (TRPP1) channels regulate systemic blood pressure

    Simon Bulley et al.
    Arterial myocyte PKD2 channels are activated by vasoconstrictor stimuli, which increases blood pressure, are upregulated during hypertension and cell-specific knockout in vivo reduces both physiological blood pressure and hypertension.
    1. Chromosomes and Gene Expression
    2. Microbiology and Infectious Disease

    Fragile X mental retardation protein is a Zika virus restriction factor that is antagonized by subgenomic flaviviral RNA

    Ruben Soto-Acosta et al.
    The Zika virus subgenomic flaviviral RNA binds to and inhibits the fragile X mental retardation protein, a novel Zika virus restriction factor.
    1. Cell Biology
    2. Human Biology and Medicine

    Endothelial-specific FoxO1 depletion prevents obesity-related disorders by increasing vascular metabolism and growth

    Martina Rudnicki et al.
    Stimulation of endothelial glucose metabolism and vascular growth by genetic depletion of endothelial Foxo1 improves the whole-body response to a high-fat diet, by preserving adipose tissue functions and glucose homeostasis.
    1. Neuroscience

    Attention periodically samples competing stimuli during binocular rivalry

    Matthew J Davidson et al.
    A combined behavioural and electroencephalographic approach investigating the covert allocation of attention shows evidence for distributed periodic sampling away from a conscious visual image.
    1. Cell Biology
    2. Chromosomes and Gene Expression

    Biosynthesis of histone messenger RNA employs a specific 3' end endonuclease

    Ilaria Pettinati et al.
    MBLAC1 is an endoribonuclease specific for replication dependent histone pre-mRNA processing during S-phase and may represent a new type of cancer target.
    1. Cancer Biology
    2. Cell Biology

    Global transcriptional analysis identifies a novel role for SOX4 in tumor-induced angiogenesis

    Stephin J Vervoort et al.
    Global transcriptome analysis reveals that the transcription factor SOX4 can promote breast tumor development via tumor angiogenesis by promoting paracrine signalling through endothelin-1.
    1. Neuroscience

    Molecular pathway analysis towards understanding tissue vulnerability in spinocerebellar ataxia type 1

    Terri M Driessen et al.
    Unbiased transcriptomics reveals novel insights into the mechanisms that may contribute to regional neurodegeneration in SCA1, and other SCAs in general.