Category: America
American Coronavirus News
São Paulo, Brazil goes into coronavirus lockdown – 53 municipalities have 100% bed occupancy rates
The governor of São Paulo, João Doria, announced on Thursday 11th March 2021 that São Paulo will enter the emergency phase of the SP Plan as of Monday. More...
Walter Reed coronavirus study: “We found moderate evidence for 8 SARS-CoV-2 recombination events, two of which involved the spike gene”
We undertook recombination analyses of 158,118 public seasonal hCoV, SARS-CoV-1, SARS-CoV-2 and MERS-CoV genome sequences using the RDP4 software. More...
Antibody resistance of coronavirus variants B.1.351 (SA) and B.1.1.7 (UK)
“Findings on B.1.351 [South Africa variant] are more worrisome in that this variant is not only refractory to neutralization by most NTD mAbs but also by multiple individual mAbs to the receptor-binding motif on RBD, largely owing to an E484K mutation. More...
Chile vaccinates nearly a quarter of its population against coronavirus in a month, yet its infection rate is spiralling
Chile has begun administering second doses of Covid-19 vaccines as it presses ahead with an impressive vaccination campaign that has seen the Latin American nation become one of the fastest in the world. More...
CDC: First Identified Cases of SARS-CoV-2 Variant P1 in the United States — Minnesota, January 2021
The first Minnesota P.1 variant case was identified in a person who became symptomatic in early January and was hospitalized for 9 days. More...
Immune plasma of COVID-19 convalescent blood donors had 6-fold less neutralizing capacity against the P1 variant than against the B-lineage
The immune plasma of COVID-19 convalescent blood donors had 6-fold less neutralizing capacity against the P.1 than against the B-lineage. More...
CDC: there have been 2617 cases of Covid-19 related MISC/PIMS in children in the United States and 33 deaths
Most cases were in children and adolescents between the ages of 1 and 14 years, with a median age of 9 years. More...
New coronavirus variant in Oregon has B.1.1.7 backbone with E484K mutation – “seems to have evolved independently”
The new coronavirus variant that surfaced in Oregon has the same B.1.1.7 backbone, but also a mutation – E484K, or “Eek” – seen in variants of the virus circulating in South Africa, Brazil and New York City. More...
Imperial College: SARSCoV2 coronavirus variant P1 is more transmissible, evasive, and growing rapidly in Brazil
Researchers estimate that the P.1 VOC is between 1.4–2.2 times more transmissible than non-VOC lineages. More...