Is a new COVID-19 wave coming from China due to an unknown variant of concern?.doi:10.1002/jmv.28601Francesco BrandaFabio ScarpaMassimo CiccozziAntonello MaruottiJournal of Medical Virology
Viral variant prevalence through this period continuously changed, from the initial circulation of ancestral variants to the appearance of variants of the Omicron lineage (Fig. 1B). Overall, among adults in the routine care group, spike protein seropositivity increased from an average of 13% in ...
Since the outbreak of the Coronavirus Disease 2019 (COVID-19) pandemic due to the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) in late 2019, more than three years have passed.1,2In the battle against this virus, vaccines have played a decisive role. However, continuous viral...
The number of COVID-19 patients detected in Xi'an, Shaanxi province, significantly dropped on Tuesday, an indication that the strict prevention and control measures previously introduced have achieved results, a senior official said on Wednesday. Xu Mingfei, vice-mayor of Xi'an, said the three ...
The Epsilon (CAL 0.20C) variant was first detected in California in a total of 1230 samples during the COVID-19 pandemic [113]. This variant disappeared; however, it was detected again in November 2020 in California. By January 2021, the Epsilon variant was reported in 36% of the total ...
The incubation period for COVID-19, which is the time between exposure to the virus and symptom onset, is on average 5–6 days, but can be as long as 14 days (WHO, 2020a). “Portal of entry” is the way the infectious agent can enter a new host, such as, the respiratory tract...
“We’ve seen an INCREASE in the percentage of #COVID19 cases between the ages of 18-29,” he said on Twitter. “Do the right thing. Wear a mask. Keep your distance. Wash your hands. Don’t be a knucklehead.” In New York City, Mayor Bill de Blasio tweeted Tuesday beaches will ...
Coupled with the current SARS- CoV2/COVID-19 pandemic, BPXV infections in India depict the vulnerability of humans to the emergence. Growing OPXV infection incidences are being registered worldwide: BPXV in Asia, VACV and VACV-like virus (VLV) in Brazil [95], MPXV in East and Central ...
In this work, we studied and estimated the impact of the incubation time on the spread of COVID-19 among humans and minks. The total number of human cases and the number of human infections by each strain were plotted against the human incubation rate 𝜈1, as shown in Figure 9. The ...
As the Omicron variant of SARS-CoV-2 demonstrates, COVID-19 is here to stay. In January 2021, President Biden issued the “National Strategy for the COVID-19 Response and Pandemic Preparedness.” As the US moves from crisis to control, this national strategy needs to be updated. Policy ma...