… responses of 8 patients who developed COVID-19 with moderate to fatal disease severity
despite being fully vaccinated against SARS-CoV-2 with one of the mRNA vaccines. The …

… , we observed a higher number of patients with severe or critical illness in those who
received the BNT162b2 vaccine than in those who received mRNA-1273 or Ad.26. COV2.S (total …

… rates of mRNA vaccines in preventing SARS-CoV-2 infections among fully vaccinated HCP.
… single fully vaccinated individual due to COVID-19 breakthrough infection was reported [41]. …

… Validating this potential reduction of the vaccine effectiveness against the Delta VOC is …
of mRNA vaccines (BNT162b2 (Comirnaty) and mRNA-1273 SARS-CoV-2 (Covid-19 Vaccine …

… The pivotal phase 3 clinical trials of the two-dose messenger RNA (mRNA) vaccines, … of
symptomatic COVID-19 2 months after the second dose. Adenovirus vectored vaccines showed …

… mRNA vaccines reduce … vaccinated and 11 partially vaccinated participants tested positive
for the virus between December 14, 2020, and April 10, 2021. The partially or fully vaccinated …

… Second, vaccine breakthrough COVID-19 hospitalization appeared … mRNA-1273 mRNA
vaccine in this analysis. Third, the association between vaccination with the BNT162b2 vaccine …

… While we found both mRNA vaccines were effective, Moderna/mRNA-1273 had a lower
incidence rate of breakthrough infections. Both … While our finding reaffirmed the high …

… syndrome coronavirus 2 (… vaccine breakthrough infections that occurs within two particular
windows of time. An increased proportion of B.1.351 was found in individuals fully vaccinated …

… Although clinical trials and real-world studies have affirmed the effectiveness and safety
of the FDA-authorized COVID-19 vaccines, reports of breakthrough infections and persistent …