Oct. 4, 2021 — Antibody levels may wane after 7 months for people who got the Pfizer-BioNTech vaccine, according to a new study published on the bioRxiv preprint server. In the study, which hasn’t yet been peer-reviewed or formally published in a medical journal, researchers analyzed blood samples from 46 healthy young or … Read more
Pfizer: “Pfizer and BioNTech Announce Positive Topline Results From Pivotal Trial of COVID-19 Vaccine in Children 5 to 11 Years.” Business Wire: “Pfizer and BioNTech Submit Initial Data to U.S. FDA From Pivotal Trial of COVID-19 Vaccine in Children 5 to <12 Years of Age.” MSNBC: “Fauci reacts to Pfizer news: We hopefully will be … Read more
Sept. 20, 2021 — With record numbers of COVID-19 cases being reported in kids, Pfizer and its partner BioNTech have announced that their mRNA vaccine for COVID-19 is safe and appears to generate a protective immune response in children as young as 5. The companies have been testing a lower dose of the vaccine … Read more
The study has been carried in the Morbidity Mortality Weekly Report from the US Centers for Disease Control and Prevention (CDC). In what appears to be an unfortunate development, scientists have found that the potency or effectiveness of Coronavirus vaccines has diminished in recent months. The findings which have been published by the scientists at … Read more
Aug. 24, 2021 — White House officials are urging COVID-19 vaccine skeptics to get immunized now that Pfizer’s two-dose shot has been given full FDA approval. “We know that there are Americans who were waiting for the FDA process to be completed before getting the shot,” Jeff Zients, the White House COVID-19 response coordinator, … Read more
Recent epidemiological research has found the Delta (B.1.617.2) variant to be 40 per cent more contagious than the Alpha variant Reduced vaccine efficiency and high infectiousness during the pre-symptomatic phase are leading to rapid transmission of the coronavirus’ Delta variant, several studies have found. Recent epidemiological research has found the Delta (B.1.617.2) variant to be … Read more
University of Oxford and Office for National Statistics researchers conducted the study, the results of which were published in a pre-print The effectiveness of Oxford-AstraZeneca and Pfizer-BioNTech vaccines against the Delta variant of the coronavirus wanes over time despite offering considerable protection against the strain, a UK study has found. University of Oxford and Office … Read more
The agency resisted pressure to speed up its process, saying a thorough review was necessary to ensure public confidence. “While millions of people have already safely received COVID-19 vaccines, we recognize that for some, the FDA approval of a vaccine may now instill additional confidence to get vaccinated. Today’s milestone puts us one step … Read more
By Ernie Mundell and Robert Preidt HealthDay Reporters WEDNESDAY, July 21, 2021 (HealthDay News) — It takes two doses of the Pfizer-BioNTech COVID-19 vaccine to “wake up” cells that play a very important role in the body’s immune response, with the second dose increasing their numbers 100-fold, according to new research. The Stanford University study … Read more
The study, which was published in Nature, looked at the immune responses to the Pfizer-BioNTech vaccine. (Picture courtesy: IE) A recent study by the Stanford University School of Medicine has found that Covid-19 vaccine’s second dose provides broad antiviral protection by inducing a powerful boost to a part of the immune system. Stanford Medicine said in … Read more