Claim: The Covid-19 virus has not been isolated as per Koch's postulates, and this means PCR tests do not work.
Fact-check: The Covid-19 virus has been isolated many times - Full Fact
Verdict: this is untrue. covid-19 has been isolated many times. it does not need to adhere to koch's postulates as it is a virus, and koch's rules have been widely disregarded now. covid-19 pcr tests are generally very accurate.
Organisation: Full Fact
Author: Rachael Krishna
Date published: 2020-11-11T00:00:00