
Delta variant poses a global threat despite increased production of vaccines
WEEKLY COVID VACCINE RESEARCH UPDATE Friday, July 23, 2021 High-income country confirmed dose total: 6.3 billion Upper-middle-income country total: 2.4 billion Lower-middle-income country total: 3.1 billion Low-income country total: 331 million COVAX total: 3.2 billion Total worldwide confirmed purchases of Covid-19 vaccines: 14 billion doses INSIGHTS Delta variant poses a global threat despite increased production of vaccines. Author: Joslin Coggan While businesses return to full capacity and mask mandates are lifted in much of the US and several other countries with relatively high vaccination rates, there is growing concern about the impact from the rapidly spreading COVID-19 delta variant. The delta variant was identified in India in December 2020 and was the dominant variant during the country’s devastating outbreak in the spring of 2021. At the beginning of June 2021, the delta variant had spread to 62 countries. The…