New York, U.S. | Xinhua | A booster shot of COVID-19 vaccine would provide enough protection against the Omicron variant while two doses may not be sufficient, said COVID-19 vaccine developers Pfizer Inc. and BioNTech SE on Wednesday. Three doses of the Pfizer-BioNTech COVID-19 vaccine would generate sufficient serum antibodies to …
Read More »Antibody levels reduce quickly even after 2 vaccine doses: Study
Stockholm, Sweden | Xinhua | Antibody levels following COVID-19 vaccination decrease more rapidly than previously believed, according to a study of staff at a hospital in Stockholm, Swedish Television reported on Tuesday. Seven months after receiving the second dose, the number of antibodies had decreased by 85 percent among those immunized …
Read More »COVID-19 vaccine elicits antibodies in 90 percent taking immunosuppressants: study
Chicago, U.S. | Xinhua | COVID-19 vaccination elicited antibody responses in nearly nine out of 10 people with weakened immune systems, although their responses were only about one-third as strong as those mounted by healthy people, according to a study of researchers at Washington University School of Medicine in St. Louis. …
Read More »Study finds Delta strain in India 8 times less sensitive to COVID-19 vaccine antibodies
New Delhi, India | Xinhua | A study conducted on 100 healthcare workers across three centers in India has found the Delta variant eight times less sensitive to antibodies generated by the COVID-19 vaccine, a local media report said Monday. The study, named “Sars-Cov-2 B.1.617.2 Deltavariant Emergence and Vaccine Breakthrough: Collaborative …
Read More »Laboratory made antibodies could prevent HIV infection
Kampala, Uganda | THE INDEPENDENT | Results of a large international study whose results were presented tWednesday at the global HIV for prevention conference show it’ is possible to prevent HIV infection using laboratory manufactured antibodies also known as broadly neutralizing antibodies or monoclonal antibodies. Dr. Larry Corey a professor at Fred …
Read More »Research finds vaccine for SARS-CoV-2 produces immunity in mice, macaques
Washington, US | XINHUA | A new nanoparticle vaccine for SARS-CoV-2, the virus that causes COVID-19, has shown hints of protection and immunity by safely eliciting the production of antibodies and antiviral T cell responses in mice and pigtail macaques, according to a new preclinical study published Monday in Science …
Read More »U.S. researchers identify gene in antibodies promising for COVID-19 vaccine design
Washington, US | XINHUA | An analysis of nearly 300 recently identified human SARS-CoV-2 antibodies has uncovered a gene frequently used in antibodies that effectively target the virus which causes COVID-19, according to a new study published Monday in Science magazine. The results contribute to growing structural insight that could …
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