WATCH: Israeli scientist awarded US patent for COVID-19 vaccine – ‘we’re very optimistic’ April 21, 2020 Tweet WhatsApp Email https://worldisraelnews.com/watch-israeli-scientist-awarded-us-patent-for-covid-19-vaccine-were-very-optimistic/ Email Print “We’re trying to identify the weak spot, the Achilles heel of the virus,” Tel Aviv University Prof. Jonathan Gershoni told i24News, noting he’d been working on this method for 15 years. “We’re very optimistic,” he said. coronavirusTel Aviv University