However, not all mRNA Covid-19 vaccines have given impressive results. The mRNA vaccines produced by Pfizer-BioNTech and Moderna achieved more than 90 per cent efficacy in clinical trials and have been widely rolled out. How will Sinopharm’s new offering compare with alternatives? Recombinant protein vaccines, produced with genetically-engineered organisms that synthesise viral proteins or antigens, are well established, having been used for many years to protect against diseases such as Hepatitis B. Such vaccines' codes teach our cells how to make a protein - or even just a piece of a protein - that triggers an immune response inside our bodies which provides protection in the event of infection.Īs well as this mRNA vaccine, Sinopharm is developing a second new Covid-19 shot, a recombinant protein vaccine. There have been some concerns that this inactivated virus vaccine, which has been widely used in the UAE, may be less effective than other Covid-19 vaccines, such as those from Moderna, Pfizer-BioNTech and Oxford-AstraZeneca.įor a new vaccine, Sinopharm is using similar technology to that used in the Moderna and Pfizer-BioNTech jabs, a type of genetic material called messenger RNA, or mRNA. Victor Besa / The National China’s Sinopharm develops mRNA vaccineĪmong the most notable emerging vaccines is one from Sinopharm, the Chinese pharmaceutical giant that has already produced a widely-administered vaccine based on an inactivated form of the coronavirus. Abu Dhabi residents wait to be vaccinated against Covid-19 at the Biogenix Labs at G42 in Masdar City.
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