357 results found
  1. October 2013

    Episode 5: October 2013

    In this episode we hear about how chimpanzees use conceptual metaphors, hyperactive sperm, the use of bacteria to estimate the time of death, stem cells and smoking, and a new type of bacteria.
    1. Stem Cells and Regenerative Medicine

    Physiological and stem cell compartmentalization within the Drosophila midgut

    Alexis Marianes, Allan C Spradling
    The intestine contains distinct subregions specialized for digestion along its anterior-posterior axis, and the stem cells that constantly renew these subregions are not interchangeable.
    1. Microbiology and Infectious Disease

    The human gut and groundwater harbor non-photosynthetic bacteria belonging to a new candidate phylum sibling to Cyanobacteria

    Sara C Di Rienzi et al.
    Melainabacteria, a candidate phylum related to Cyanobacteria, has been identified in gut and sediment samples by genomic analysis.
    1. Ecology
    2. Microbiology and Infectious Disease

    A microbial clock provides an accurate estimate of the postmortem interval in a mouse model system

    Jessica L Metcalf et al.
    High-throughput sequencing has been used to analyze the microbiome of mouse corpses over a period of 48 days, and to provide an accurate estimate of the time since death.
    1. Immunology and Inflammation

    Expansion of intestinal Prevotella copri correlates with enhanced susceptibility to arthritis

    Jose U Scher et al.
    The sequencing of microbial genomes reveals that the presence of a particular microbial species in the gut may increase the risk of the autoimmune disease rheumatoid arthritis.
    1. Immunology and Inflammation

    Microbiota: A gut feeling about arthritis

    Diane Mathis
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