Research traces the evolution of a gene variant that reduces the risk of Alzheimer’s disease, finding that it originally evolved in response to infectious bacteria.
Early reports that Omicron causes less-severe disease than Delta seem to be borne out, but it’s not yet clear to what extent that’s due to the variant itself versus the populations it’s infecting.
Researchers at the RIKEN Center for Developmental Biology will treat the first patient in its clinical trial testing an induced pluripotent stem cell-based treatment for age-related macular degeneration.