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  The Omicron subvariants may burn themselves out in the next couple of months and there could be another outbreak of Delta or a different coronavirus strain this summer, according to a modelling study conducted in Israel. The findings, published last week in the journal Science of the Total Environment, suggests that while Delta wiped out the variants that preceded it, Omicron has not eliminated the deadly variant which could re-emerge. omicron variants Researchers from Ben-Gurion University of the Negev (BGU) in Israel developed sensitive arrays that can differentiate variants from each other in wastewater which continues to give indications of where the coronavirus is active, even when PCR and rapid testing of people declines. Read More

  Thailand halted its quarantine-free entry program after less than two months, citing concerns about the potential spread of the omicron variant by arriving tourists. The Covid-19 panel chaired by Prime Minister Prayuth Chan-Ocha suspended approval of visitors for quarantine-free entry from Tuesday to Jan. 4 amid rising imported cases of the strain. The Covid panel will reassess the policy on Jan. 4, said Deputy Prime Minister Supattanapong Punmeechaow. Tourism-dependent Thailand waived the requirement for more than 60 jurisdictions last month provided travelers were fully vaccinated and had negative tests for the virus both before and immediately after arrival in the country. Click Here

  A single dose of the Sputnik V vaccine may be enough to elicit strong antibody response against SARS-CoV-2, the virus that causes COVID-19, in already infected people, according to a study. Previous studies have found that two doses of Sputnik V, a vector vaccine produced using a combination of two adenoviruses, results in 92 per cent efficacy against COVID-19 infection. Adenoviruses are common viruses that cause a range of illness with cold-like symptoms such as fever and sore throat. The new study, published on Tuesday in the journal Cell Reports Medicine, examined whether a single dose would achieve greater public health benefit than two doses by allowing protection of a larger population more quickly. Click Here

  Passengers arriving from the United Kingdom (UK) in Mumbai on Tuesday morning have been sent for institutional quarantine in the wake of he new coronavirus strain Passengers arriving from the United Kingdom (UK) in Mumbai on Tuesday morning have been sent for institutional quarantine in the wake of the new coronavirus strain. People who came to receive them said, "Government should have informed us before. Didn't passengers board flight after being permitted by authorities?" coronavirus strain Brihanmumbai Municipal Corporation (BMC) Commissioner, Iqbal Singh Chahal on Monday said, "No flights to land from UK post 2:30 am. Passengers who have boarded flights will undergo institutional quarantine. Asymptomatic people will be quarantined at hotels while symptomatic passengers will be admitted at GT Hospital." Read Full Article Here