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Argentina confirmed the presence of the Mu variant in the country with one case reported. The patient is a 33-year-old woman who previously had two doses of the COVID-19 vaccine. The patient resides in the San Martín department, in the north of the province of Salta. The patient presented mild symptoms and did not require hospitalization. [32]
BA.2.86 was first reported by Denmark and Israel. [1] [11] On 18 August 2023, when only six cases had been reported from four countries (Denmark, Israel, the United Kingdom and the United States), the British healthcare authorities noted that its almost simultaneous appearance in several countries still operating detailed genomic surveillance indicated that it likely already was spreading more ...
The potential emergence of a SARS-CoV-2 variant that is moderately or fully resistant to the antibody response elicited by the COVID-19 vaccines may necessitate modification of the vaccines. [335] The emergence of vaccine-resistant variants is more likely in a highly vaccinated population with uncontrolled transmission.
The JN.1 variant may be "intensifying the spread of COVID-19 this winter," the CDC said in an update on Jan. 5. Waning immunity, low COVID-19 vaccine uptake, and holiday gatherings likely also ...
In years past, summer travel and gatherings have spurred surges in coronavirus infections. As immunity wanes for those who received the most recent vaccine, experts urge caution. There's a new ...
Earlier this month, the health regulator approved updated COVID-19 vaccines made by Pfizer and Moderna targeting the KP.2 variant. JN.1 was the dominant strain in the United States earlier this year.
In December, studies, some of which using large nationwide datasets from either Israel and Denmark, found that vaccine effectiveness of multiple common two-dosed COVID-19 vaccines is substantially lower against the Omicron variant than for other common variants including the Delta variant, and that a new (often a third) dose – a booster dose ...
The new COVID-19 vaccine is hitting pharmacies and doctor’s offices near you. Major chains like CVS and Walgreens are now advertising the updated vaccine, giving people the option to roll up ...