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    1. Epidemiology and Global Health
    2. Microbiology and Infectious Disease

    Viruses: How avian influenza viruses spill over to mammals

    Arturo Barbachano-Guerrero, Daniel R Perez, Sara L Sawyer
    The H3N2 canine influenza virus – which originally came from birds – is evolving to become more transmissible between dogs.
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    1. Medicine
    2. Stem Cells and Regenerative Medicine

    Articular Cartilage: Where it all started

    Long Zhang, Na Li, Ren Xu
    The progenitor cells that form articular cartilage express a gene for a protein called NFATc1, which stops articular chondrocytes from developing too early in the joint.
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  1. For gloved hands in grayscale, each holding a bright spark, on a purple background

    Careers: Tales of the unexpected

    Nicole Aponte Santiago, Stephanie Konecki ... Harvinder Virk
    A single event can completely change the direction of a career in science; four researchers share their stories.
    1. Neuroscience

    Locomotion: Unraveling the roles of cerebrospinal fluid-contacting neurons

    Claire Wyart
    Sensory neurons previously shown to optimize speed and balance in fish by providing information about the curvature of the spine show similar morphology and connectivity in mice.
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    1. Chromosomes and Gene Expression
    2. Plant Biology

    Flowering: Keeping it cool

    Vy Nguyen, Iain Searle
    A well-established model for how plants start the process of flowering in periods of cold weather may need revisiting.
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    1. Microbiology and Infectious Disease

    Viral Replication: Learning more about hepatitis E virus

    Altaira D Dearborn, Ashish Kumar, Joseph Marcotrigiano
    A domain in the ORF1 polyprotein of the hepatitis E virus that was previously thought to be a protease is actually a zinc-binding domain.
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    1. Physics of Living Systems

    Animal Locomotion: The benefits of swimming together

    Iain D Couzin, Liang Li
    When a fish beats its tail, it produces vortices in the water that other fish could take advantage of to save energy while swimming.
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  2. A large Aedes aegypti mosquito on a green and yellow background; on its left is a group of five smaller mosquitoes and on its right is a bright yellow light bulb

    Community Engagement: Listen to the shopkeeper

    Rafael Maciel-de-Freitas
    His mosquito control project heading for failure, a field entomologist recalls how a chance encounter led to a Eureka moment.
    1. Genetics and Genomics

    Genetics: The next step in Mendelian randomization

    Matthias Weith, Andreas Beyer
    Expanding a statistical approach called Mendelian randomization to include multiple variables may help researchers to identify new molecular causes of specific traits.
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    1. Ecology
    2. Epidemiology and Global Health

    Antibiotic Resistance: A mobile target

    Carolina Oliveira de Santana, Pieter Spealman, Gabriel G Perron
    The global spread of antibiotic resistance could be due to a number of factors, and not just the overuse of antibiotics in agriculture and medicine as previously thought.
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