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    1. Computational and Systems Biology
    2. Microbiology and Infectious Disease

    Integrated culturing, modeling and transcriptomics uncovers complex interactions and emergent behavior in a three-species synthetic gut community

    Kevin D'hoe, Stefan Vet ... Jeroen Raes
    Human gut bacteria alter their metabolism in response to each other's presence, which causes their community dynamics to deviate from predictions that are based on mono-culture data.
    1. Biochemistry and Chemical Biology
    2. Cancer Biology

    Solute exchange through gap junctions lessens the adverse effects of inactivating mutations in metabolite-handling genes

    Stefania Monterisi, Johanna Michl ... Pawel Swietach
    Imaging studies of connexin-coupled networks of colorectal cancer cells reveal that cells carrying a genetic defect in an essential metabolic pathway can be rescued by diffusive exchange with neighboring wild-type cells via gap junctions, particularly Cx26, thereby evading negative selection.
    1. Cell Biology
    2. Neuroscience

    Neurons enhance blood–brain barrier function via upregulating claudin-5 and VE-cadherin expression due to glial cell line-derived neurotrophic factor secretion

    Lu Yang, Zijin Lin ... Li Liu
    The established triple co-culture blood-–brain barrier (BBB) model could be used for predicting drugs’ BBB permeability, and co-culture with neurons and astrocytes enhanced brain endothelial cells’ integrity by secreting GDNF, which upregulated claudin-5 and VE-cadherin expression.
    1. Cancer Biology
    2. Cell Biology

    Inhibitors of Rho kinases (ROCK) induce multiple mitotic defects and synthetic lethality in BRCA2-deficient cells

    Julieta Martino, Sebastián Omar Siri ... Vanesa Gottifredi
    Replication stress-indepedent synthetic lethality can be triggered in BRCA2-deficient cells by exploiting M phase defects.
    1. Ecology
    2. Microbiology and Infectious Disease

    Metabolite exchange between microbiome members produces compounds that influence Drosophila behavior

    Caleb N Fischer, Eric P Trautman ... Nichole A Broderick
    Interactions between fungal and bacterial microbiome members alter Drosophila melanogaster's chemical environment, affecting host behavior and survival.
    1. Cell Biology
    2. Developmental Biology

    Transcriptional drifts associated with environmental changes in endothelial cells

    Yalda Afshar, Feyiang Ma ... M Luisa Iruela-Arispe
    Nearly half of the transcriptome is altered when endothelial cells transition in vitro, expression patterns for some genes are regained by exposing cells to shear stress and others through exposure to smooth muscle cells.
    1. Computational and Systems Biology
    2. Microbiology and Infectious Disease

    Functional genomics of lipid metabolism in the oleaginous yeast Rhodosporidium toruloides

    Samuel T Coradetti, Dominic Pinel ... Jeffrey M Skerker
    Using barcoded mutagenesis and a high-throughput genetic screen results in the identification of 150 genes that affect lipid accumulation in a non-model yeast system.
    1. Cancer Biology
    2. Cell Biology

    Lymphatic endothelium stimulates melanoma metastasis and invasion via MMP14-dependent Notch3 and β1-integrin activation

    Pirita Pekkonen, Sanni Alve ... Päivi M Ojala
    The melanoma cell interaction with lymphatic endothelial cells promotes melanoma metastasis by inducing a reversible switch to invasively sprouting melanoma cells.
    1. Biochemistry and Chemical Biology
    2. Cancer Biology

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

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

    Synthetic analysis of chromatin tracing and live-cell imaging indicates pervasive spatial coupling between genes

    Christopher H Bohrer, Daniel R Larson
    The physical distance between genes in individual cells is the major factor driving co-transcriptional bursts, showing a significant degree of correlation for distances below 400 nm.