Dr. Sushama R. Chaphalkar, PhD.By Dr. Sushama R. Chaphalkar, PhD.Oct 24 2023Reviewed by Susha Cheriyedath, M.Sc. In a cohort study published in the Journal of American Medical Association (JAMA) Pediatrics, researchers from California examined the children who tested positive for coronavirus disease 2019 (COVID-19). They evaluated the duration of infectivity (culturable virus shedding) of the...
By TWC India Edit Team 3 hours ago TWC India Representational image(TOI/BCCL) Like a vengeful little factory, the COVID-causing Omicron variant has been pushing out new sub-variants since it first emerged in 2022. And its latest product, the EG.5.1 or ‘Eris’, has already been detected in at least 45 countries, including India. Reports of a new...
by European Society of Clinical Microbiology and Infectious Diseases Credit: Pixabay/CC0 Public Domain Adults hospitalized with the SARS-CoV-2 omicron variant have a higher death rate than those hospitalized with seasonal influenza, even though omicron is considered less virulent with lower case fatality rates than the delta and alpha strains. This is suggested by new research...
by University of California, San Francisco Credit: Pixabay/CC0 Public Domain Vaccination and boosting, especially when recent, helped to limit the spread of COVID-19 in California prisons during the first omicron wave, according to an analysis by researchers at UC San Francisco that examined transmission between people living in the same cell. The study demonstrates the...
by Lauran Neergaard Credit: Pixabay/CC0 Public Domain Pfizer said Friday that its updated COVID-19 booster may offer some protection against newly emerging omicron mutants even though it’s not an exact match. Americans have been reluctant to get the updated boosters rolled out by Pfizer and rival Moderna, doses tweaked to target the BA.5 omicron strain...
by Regenstrief Institute Credit: Pixabay/CC0 Public Domain A new study from the Centers for Disease Control and Prevention’s VISION Network presents and analyzes some of the first real-world data on mRNA COVID vaccine effectiveness during omicron BA.4 and BA.5 predominance for immunocompromised adults. The large, geographically diverse study confirms that overall protection provided by vaccination—even...
By Jillian Wilson Aug 29, 2022, 05:45 AM EDT D3SIGN VIA GETTY IMAGES The amount of time it takes to start experiencing COVID symptoms if you’re infected is shrinking. Early in the pandemic, an exposure to COVID meant waiting anxiously for many days to see if you were infected. Now, the window is getting smaller...
CEDARS-SINAI MEDICAL CENTER The majority of people who were likely infected with the Omicron variant of SARS-CoV-2, the virus that causes COVID-19, didn’t know they had the virus, according to a new study from Cedars-Sinai investigators. The findings are published in JAMA Network Open. “More than one in every two people who were infected with Omicron...
UNIVERSITÉ DE GENÈVE IMAGE: MERIEM BEKLIZ, FIRST AUTHOR, WITH A PLAQUE-REDUCTION NEUTRALIZATION ASSAY USED TO DETERMINE THE NEUTRALIZING CAPACITY OF ANTIBODIES. CREDIT: HUG-UNIGE The current wave of COVID-19 highlights a particularly high risk of reinfection by the Omicron variant of SARS-CoV-2. Why is this? A team from the Centre for Emerging Viral Diseases of the...
By LAURAN NEERGAARD Credit: Pixabay/CC0 Public Domain Pfizer announced Saturday that tweaking its COVID-19 vaccine to better target the omicron variant is safe and works—just days before regulators debate whether to offer Americans updated booster shots this fall. The vaccines currently used in the U.S. still offer strong protection against severe COVID-19 disease and death—especially if people...
