Tag: MRNA

Zimbabwe Should Rethink Vaccine Deployment Strategy

Michael Gwarisa

ZIMBABWE has been urged to re-look its national vaccination distribution strategy in order to increase uptake and move close towards vaccinating at least 60 percent of the population. By Michael Gwarisa The country commenced vaccinating its citizens in March 2021 following a delivery of the Sinopharm doses from the Republic of China. Even though at first, there was vaccine hesitancy more people are now coming forward willingly to get vaccinated. However, there been reports of shortages of vaccines dosses across the country of late. Immunologist and Medical Expert, Dr Tinashe…

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#TalkingCOVIDWithDrGrant: Different Variants, Similar Control Strategies

Dr Grant Murewanhema
Dr Grant Murewanhema

THE Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) is the causative virus for the disease better known as COVID-19. It belongs broadly to a class of viruses known as coronaviruses, and people are more familiar with the previous SARS and MARS outbreaks. None of these ever got to the scale of the current COVID-19 pandemic. By Dr Grant Murewanhema Viruses, such as SARS-CoV-2, which spread rapidly, also multiply very rapidly in a process called replication, where copies of similar virions continue to be made. Now, as you will be familiar…

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Sinopharm Suits Zimbabwe’s Cold Chain Capacity

Michael Gwarisa

UNLIKE other COVID-19 vaccines that were developed using  the Messenger Ribonucleic Acids (M-RNA) technology, vaccines manufactured using a killed/inactivated virus such as the Sinopharm, Sinovac and COVAXIN currently being administered in Zimbabwe do not require expensive subzero cold-chain infrastructure. By Michael Gwarisa The messenger RNA technology was deployed in the Pfizer, Mordena and other vaccines, making such vaccines unsuitable for hot climatic conditions such as the one in Zimbabwean unless the country installs a costly deep freeze airport warehouse, procures and modifies refrigerated vehicles and inoculation points to ensure the…

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