A Science and Technology Blog
In the case of AstraZeneca, effectiveness against hospitalisation after full vaccination was 92%, while it was 96% in the case of Pfizer. The results have been posted as a preprint.…
The study has been published in the journal Mayo Clinic Proceedings. “Our study shows that COVID-19 vaccines have a great benefit in reducing infection and severity of disease. Vaccination helps…
India approved Covishield with an interval of four-six weeks between two doses despite the MHRA approving AstraZeneca with a 4-12 weeks gap and JCVI approving a 12-week prime-boost interval. What…
The statement tried to address the controversy over whether the price of the vaccines at Rs 600 (nearly $8) per dose for private hospitals was more than their costs when they were…
In all, 492 severe and serious AEFI have been classified by the AEFI Secretariat of the immunisation technical support unit (ITSU) at the Health Ministry. Classification has been completed for…
While it is unclear if pre-existing antibodies to adenovirus vector will affect vaccine efficacy, it is possible that repeated vaccination using adenovirus-based vaccine either as a booster or as annual vaccination, if the need arises, will result in reduced efficacy due to vector immunity.
The results have been posted on medRxiv preprint server. Preprints are yet to be peer-reviewed and published in scientific journals. Though measurements were made only till day 28 after the…
What are the main challenges in developing and testing booster vaccine doses to address the new variants? Each variant (and many more beyond the first three that have been widely…
