The FDA issued an alert about the potential of mutations, including the B.1.1.7 variant, affecting molecular COVID-19 tests. However, regulators said that risk appears low.
Medscape Medical News

The FDA issued an alert about the potential of mutations, including the B.1.1.7 variant, affecting molecular COVID-19 tests. However, regulators said that risk appears low.
Medscape Medical News
Researchers at the University of North Carolina at Chapel Hill have conducted a study exploring how the spatial patterning of certain genomic RNA regions in severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) promotes compaction, packaging, and cyclization of the viral genome.
Coronary heart disease didn’t seem to explain the risk of sudden death associated with the trait in a combined analysis of five major population-based studies.
Medscape Medical News
COVID-19 patients admitted to intensive care in the early months of the pandemic were subject to a significantly higher burden of delirium and coma than is typically found in patients with acute respiratory failure.
The RNAi therapeutic vutrisiran met its primary and secondary endpoints in the HELIOS-A phase 3 study of patients with hereditary transthyretin-mediated amyloidosis with polyneuropathy.
Medscape Medical News
Researchers studied convalescent plasma from recovered coronavirus disease 2019 (COVID-19) patients, with samples collected up to 34 weeks after recovery. They found IgG antibodies gradually declined with a median half-life of about 60 days.
Substantial drinking during adolescence can take a heavy toll on the developing brain — and may lead to disruptions in white matter integrity, new research suggests.
Medscape Medical News
A recent study, currently available on the medRxiv* preprint server, is among the first to reveal the presence of antibodies against the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) in colostrum and to demonstrate elevated cytokine levels in colostrum from women exposed to the virus.
Statins were linked to a roughly 50% reduction in heart failure hospitalizations among older patients with breast cancer, including those given anthracyclines.
Medscape Medical News
A survey of approximately 5,000 Americans suggests that 31.1 percent of the U.S. public does not intend to get the COVID-19 vaccine once it becomes available to them – and the likelihood of vaccine refusal is highest among Black Americans, women and conservatives.