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    1. Cell Biology

    Impaired iron recycling from erythrocytes is an early hallmark of aging

    Patryk Slusarczyk, Pratik Kumar Mandal ... Katarzyna Mleczko-Sanecka
    A decline in iron-recycling functions of the splenic red pulp macrophages early during aging is driven by iron loading and involves their damage and a loss in red blood cell clearance capacity.
    1. Immunology and Inflammation

    Characterization and functional analysis of cathelicidin-MH, a novel frog-derived peptide with anti-septicemic properties

    Jinwei Chai, Xin Chen ... Xueqing Xu
    The novel cathelicidin cathelicidin-MH was identified from the skin of M. heymonsivogt frog, which protects against lipopolysaccharide- and cecal ligation and puncture-induced sepsis, effectively ameliorates multi-organ pathology, especially in lung.
    1. Epidemiology and Global Health

    Collider bias and the apparent protective effect of glucose-6-phosphate dehydrogenase deficiency on cerebral malaria

    James A Watson, Stije J Leopold ... Nicholas J White
    Selection bias, also known as collider bias, likely explains the apparent protective effect of G6PD deficiency against cerebral falciparum malaria.
    1. Stem Cells and Regenerative Medicine

    Context-dependent modification of PFKFB3 in hematopoietic stem cells promotes anaerobic glycolysis and ensures stress hematopoiesis

    Shintaro Watanuki, Hiroshi Kobayashi ... Keiyo Takubo
    Isotope tracing, mathematical modeling, and single-cell ATP analysis reveal changes in blood cell metabolism under various conditions, showing stressed hematopoietic stem cells support hematopoiesis through glycolytic ATP production via PFKFB3.
    1. Biochemistry and Chemical Biology
    2. Structural Biology and Molecular Biophysics

    Activation-triggered subunit exchange between CaMKII holoenzymes facilitates the spread of kinase activity

    Margaret Stratton, Il-Hyung Lee ... John Kuriyan
    Activation of CaMKII holoenzymes triggers the exchange of subunits with other holoenzymes, including unactivated ones, enabling the calcium-independent phosphorylation and activation of new subunits.
    1. Cell Biology

    A critical role for mTORC1 in erythropoiesis and anemia

    Zachary A Knight, Sarah F Schmidt ... Jeffrey M Friedman
    Transcription profiling of activated cells using Phospho-Trap, a new method for identifying activated cells, reveals a critical role for mTOR signaling in red blood cell development and the pathogenesis of anemia
    1. Microbiology and Infectious Disease
    2. Structural Biology and Molecular Biophysics

    Structural insights into recognition of chemokine receptors by Staphylococcus aureus leukotoxins

    Paul Lambey, Omolade Otun ... Cédric Leyrat
    Experimentally validated structural models of ACKR1-LukE and CCR5-LukE complexes reveal the critical contributions of sulfotyrosine binding sites and divergent loops of Staphylococcus aureus leukotoxins to the recognition of chemokine receptors.
    1. Cell Biology

    Endosomal trafficking of two-pore K+ efflux channel TWIK2 to plasmalemma mediates NLRP3 inflammasome activation and inflammatory injury

    Long Shuang Huang, Mohammad Anas ... Asrar B Malik
    Rab11a-mediated endosomal trafficking in macrophages regulates potassium channel localization and activity at the cell surface and the downstream activation of the inflammasome and is a potential therapeutic target in acute or chronic inflammatory states.
    1. Biochemistry and Chemical Biology
    2. Medicine

    Framework for rapid comparison of extracellular vesicle isolation methods

    Dmitry Ter-Ovanesyan, Maia Norman ... David R Walt
    Measuring surface proteins on extracellular vesicles enables quantitative comparison of different isolation methods and optimization of size exclusion chromatography.
    1. Cancer Biology
    2. Genetics and Genomics

    Multimodal analysis of methylomics and fragmentomics in plasma cell-free DNA for multi-cancer early detection and localization

    Van Thien Chi Nguyen, Trong Hieu Nguyen ... Le Son Tran
    SPOT-MAS (screening for the presence of tumor by methylation and size) is an affordable and effective multi-cancer early detection test analyzing multiple features of circulating tumor DNA.