A person who travelled from South Africa into NSW has been identified as the first person in Australia with the BA.4 sub-variant of Omicron, while Victoria’s health department has detected the BA.2.12.1 Omicron strain in Melbourne wastewater. 7NEWS
“Whole-genome sequencing is conducted on a sample of PCR positive tests in NSW,” the authority said.
The country has been recording approximately 4000 to 6000 COVID-19 cases a day in the past few days, up from a few hundred just a few weeks ago. “It’s not really a concern of any great magnitude. We know this is what this virus is going to keep doing,” he told 7NEWS.com.au. “For a variant or sub-variant to become dominant, it really needs to be more infectious so it essentially outcompetes the existing variants that circulating.
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