From S.F. Barrio to College Town Vaccination Doesn’t Lower SARS-CoV-2 Delta Viral Load

Northern California researchers representing both University of California, Berkeley and University of California, San Francisco recently uploaded their study results to the preprint server medRxiv declaring that based on a systematic analysis of 869 samples from two population centers in Northern California. The team collected samples from individuals seeking SARS-CoV-2 testing from two demographically distinct populations including a community-based organization called a Unidos en Salud (UeS) in San Francisco's barrio known as the Mission District and an outlying area near Davis, CA, called Healthy Yolo Together (HYT). Key to this investigation was the identification of cycle threshold values (Ct) among fully vaccinated as well as unvaccinated people—both asymptomatic and symptomatic during the actual testing in the community. Note the investigation occurred during a “high transmission” period when the Delta variant raged throughout the region from June 17 to August 31, 2021. In what some experts might consider bombshell findings, the study authors concluded that they found “no significant difference in c...

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