Abstract Coronavirus disease-2019 (COVID-19) is a contagious infection caused by severe
acute respiratory syndrome coronavirus-2 (SARS-CoV-2), leading to a pandemic and …

COVID-19, an airborne disease caused by a betacoronavirus named SARS--CoV-2, was
officially declared a pandemic in early 2020, resulting in more than 770 million confirmed …

Background: Coumarin is an oxygen-containing compound in medicinal chemistry.
Coumarin plays an important role in both natural systems like plants and synthetic medicinal …

Chalcones with a C6-C3-C6 backbone are a class of plant-derived polyphenolic metabolites
structurally related to flavonoids, of which two phenyl rings are connected via an α-and β …

Coronavirus disease-2019 caused by severe-coronavirus acute respiratory syndrome-
coronavirus-2 (SARS-CoV-2) which emerged in China in late 2019 has created an …

The COVID-19 outbreak seems to be the most dangerous challenge of the third millennium
due to its highly contagious nature. Amongst natural molecules for COVID-19 treatment, the …

SARS-CoV-2 has been responsible for over 500 million cumulative cases all over the world
since December 2019 and has marked the third introduction of a highly pathogenic virus …

Some viral outbreaks have plagued the world since antiquity, including the most recent
COVID-19 pandemic. The continuous spread and emergence of new viral diseases have …

The emergence of viral pneumonia caused by a novel coronavirus (CoV), known as the
2019 novel coronavirus (2019-nCoV), resulted in a contagious acute respiratory infectious …

The COVID-19 pandemic has prompted researchers to look for novel compounds with SARS-
CoV-2 antiviral potential. Numerous studies have demonstrated that natural compounds …