According to a recent report by the Global Mail, an unknown mutant strain of the novel coronavirus has been found in a long-term care home in northern Toronto, Canada, which has killed many people.
Preliminary tests found that the virus samples of six residents of the nursing home had part of the same genetic sequence as the mutant strains of COVID-19 in the United Kingdom, South Africa and Brazil.
The Ontario Public Health Laboratory is further investigating whether the “unknown mutation” is one of the three variants, or another Different variations.
Since the local health bureau announced the outbreak of the epidemic on the 8th to the 20th, 122 of the 130 residents of the nursing home have been infected, 69 employees and two visitors have also been infected, killing a total of 19 people.