The high transmission and mortality rates associated with SARS-CoV-2 have led to tragic
consequences worldwide. Large-scale whole-genome sequencing of the SARS-CoV-2 …

Almost simultaneously, several studies reported the emergence of novel severe acute
respiratory syndrome coronavirus 2 (SARS-CoV-2) lineages characterized by distinct …

The first SARS-CoV-2 variant of concern (VOC) to be designated was lineage B. 1.1. 7, later
labelled by the World Health Organization as Alpha. Originating in early autumn but …

Emergence of novel SARS-CoV-2 lineages are under the spotlight of the media, scientific
community and governments. Recent reports of novel variants in the United Kingdom, South …

The sharp increase of COVID-19 cases in late 2020 has made Brazil the new epicenter of
the ongoing SARS-CoV-2 pandemic. The novel viral lineages P. 1 (Variant of Concern …

SARS-CoV-2 and HIV are zoonotic viruses that rapidly reached pandemic scale, causing
global losses and fear. The COVID-19 and AIDS pandemics ignited massive efforts …

Genetic analysis of intra-host viral populations provides unique insight into pre-emergent
mutations that may contribute to the genotype of future variants. Clinical samples positive for …

The continuing evolution of SARS-CoV-2 and the emergence of novel variants have raised
concerns about possible reinfection events and potential changes in the coronavirus …

Background The coronavirus disease 2019 (COVID-19) pandemic had quite an impact on
dental health care. Concerns about the risk of SARS-CoV-2 transmission through …

The vast spectrum of clinical features of COVID-19 keeps challenging scientists and
clinicians. Low resistance to infection might result in long-term viral persistence, but the …