Current vaccine strains show high neutralization against the latest variants, but the LP.8.1 antigen may provide similar or moderately higher cross-reactive antibody response.
Plaque growth can lead to a higher risk of heart attack, stroke, and other life-threatening cardiovascular events for as long as 1 year.
Post-exertional malaise, or exercise intolerance, was seen in 36% of those with long COVID.
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The variant is in at least 45 states and is causing a surge in the Northeast, including in New York City.
A small observational study presented over the weekend at the online Euroanaesthesia conference suggests that, of COVID-19 patients admitted to the intensive care unit (ICU), those with acute kidney injury (AKI) are more likely to die in the hospital than those with a history of kidney disease.
New UK estimations cast doubt on whether Omicron cases are less severe than Delta variant infections.
Test to Stay involves testing close contacts of a COVID-19 student at least twice in the week after exposure.
Early treatment with molnupiravir nearly halved the risk of hospitalization and death.
COVID-19 breakthrough infections in fully vaccinated US adults substantially boosted humoral immunity and demonstrated cross-neutralization against the Delta (B1617.2) variant, despite mostly mild illness, finds a small study yesterday in JAMA.
Humoral immunity involves antibodies secreted by B cells circulating in bodily fluids.
ACIP votes unanimously that mRNA vaccines are preferred over the Johnson & Johnson vaccine for US adults.
The vaccine can be stored for up to 6 months at refrigerator temperatures.
Of Denmark's Omicron patients, 75% were fully vaccinated, and 9% had received a booster shot.
Only 20% and 24% of Pfizer/BioNTech COVID-19 vaccine recipients in a Chinese study had detectable neutralizing antibodies against two isolates of the highly transmissible Omicron (B.1.1.529) variant, while recipients of the Coronavac vaccine had no antibodies against either isolate.
