>If all goes well, we should be looking at major relief by this year's end While the news is encouraging, I think we need to pump the brakes a bit. It is very

>If all goes well, we should be looking at major relief by this year's end While the news is encouraging, I think we need to pump the brakes a bit. It is very common for vaccine candidates to show promising cellular results (formation of neutralizing antibodies) and then utterly fall apart during actual efficacy testing (not actually prevent infection in people, or even actually make the infection worse when it happens). This is why most vaccines take 10-15 years to develop.