… (VE) against variants of concern (VOCs) and reports on rare adverse events occurring after
Covid-19 vaccination. It also serves as an introduction to some promising Covid-19 vaccine …

… Delta variant than the other variants. Breakthrough infections were reported when patients
who received the Covishield vaccine tested positive for COVID19 caused by the Delta variant […

… The administration of COVID-19 vaccines is a major priority … themselves on the latest data
concerning COVID-19 vaccines. … of the variants of concern on the following 19 COVID-19 …

… -analysis about COVID-19 vaccines against Delta variant have … Therefore, to gain insight in
the VE of COVID-19 vaccines … This review of the VE of COVID-19 vaccines against VOC will …

… the original COVID-19 virus or the Delta variant in vaccinated … COVID-19 vaccines are highly
effective against symptomatic … as well as the Alpha variant that predominated in early 2021.(…

… effectiveness against symptomatic COVID-19 infection with the Delta variant after one dose
of … Against hospitalization with the Delta variant, our vaccine effectiveness after one dose was …

… variant of interest, variant of concern and variant of high consequence. The current variants
included in the variant … P.2; and those included in the variant of concern by the USA are B.1.1.…

… it would increase immunity to the COVID-19 variants (73). … B.1.617.2 as a Variant of Concern,
based on evidence that suggests … emergence of the new COVID-19 variant B.1.617 (87). …

… As of 4 June 2022, 32 COVID-19 vaccines have been approved for … COVID-19 vaccines
have been developed for early pandemic strains, and the emergence of new variants of concern (…

… -CoV-2 variants such as the Delta Plus is a concern. These variants can potentially lead to
… be important to stem the resurgence of newer COVID-19 variants. First of all, vaccines need …