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Natural immunity from Omicron infection weak, limited, study finds
Zero COVID policy not sustainable; shift strategy: WHO tells China
SC extends interim stay on arrest warrant issued by Allahabad HC against NOIDA CEO
SC stays arrest warrant issued by Allahabad HC against NOIDA CEO
BJP leader Tajinder Bagga faces arrest again, Mohali court issues warrant
Some rapid antigen tests may be less sensitive to Covid variants: Study
Delta or different variant may cause another Covid outbreak: Study
New plant-based Covid vaccine 70 percent effective against variants: Study
Omicron may be as severe as previous COVID variants, study finds
Delta or different variant may cause another Covid outbreak: Study
Beijing ramps up strict control measures against COVID amid decline in cases in Shanghai
Covid virus could evolve in animals, spawn variants that can jump back to humans: scientists
Scientists find how Omicron sub variants escape immune system, spread rapidly
Covid19: More transmissible BA.2 variant found in Bengaluru
Novel antiviral coating inactivates Covid variants even in dark
Immune cells' key characteristics in ovarian cancer identified by researchers
What’s the new Omicron XE variant and should I be worried
India's ‘warm’ vaccine candidate effective against Delta, Omicron variants in mice: Study
Pfizer jab produces less antibodies against Delta variant of coronavirus: Lancet study
4 years sex ratio shows variance of 3,108 people!