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Rejuvenation takes place very early in embryonic development. The germline cells that go into the creation of an embryo are well protected and maintained in comparison to the average somatic cell in the adult body. Nonetheless, there is an accumulation of age-related epigenetic changes and molecular damage. Cells purge themselves […]

Much of the communication between cells is carried in extracellular vesicles, membrane-wrapped packages of signaling molecules. Vesicles are classified by size at present, though the nomenclature is often used confusingly and inconsistently. Exosomes are one class of smaller and frequently studied vesicle. Since it is now comparatively cheap to analyze […]