Is the COVID-19 virus pathogenic because it depletes specific host microRNAs?

Researchers propose that the COVID-19 virus acts as a microRNA ‘sponge’ to deplete miRNA levels in ways that aid viral replication and stymie the host immune response.
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Early Life Trauma in Men Associated with Reduced Levels of Sperm MicroRNAs

Newswise imageExposure to early life trauma can elevate risk for poor physical and mental health in individuals and their children. A new epigenetics study in both men and mice posits that some of the vulnerability in children may derive from stress-associated reductions in microRNAs in their father’s sperm.
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