existing Tuberculosis vaccination OFFERS PARTIAL PROTECTION against Covid
Adam Housley @adamhousley·10h
1/3 IMPORTANT…this comes from a friend on the frontline working on a Vaccine. “An important brand new finding with Significant ramifications on our collective view of Covid: new study in prestigious journal PNAS (July 7th) shows something (generally) unexpected.
2/3 That prior vaccination against Tuberculosis (bacteria, unrelated to Covid virus) OFFERS PARTIAL PROTECTION against Covid. It was a methodical statistical evaluation including countries with high and low Tb vaccination rates. Could explain why some countries have
3/3 lower rates (eg Africa and Brazil have high TB vaccination rates and lower Covid). TIMELY: Chris Wallace just asked the President about Brazil’s lower rates - neither of them know this finding yet. It would be good for the everyone to know.”
https://twitter.com/adamhousley/status/1284898724796227584
RESEARCH ARTICLE
BCG vaccine protection from severe coronavirus disease 2019 (COVID-19)
Luis E. Escobar, View ORCID ProfileAlvaro Molina-Cruz, and Carolina Barillas-Mury
PNAS first published July 9, 2020
https://www.pnas.org/content/early/2020/07/07/2008410117
https://www.pnas.org/content/pnas/early/2020/07/07/2008410117.full.pdf