1- 3 SARS-CoV-2 is the causative agent of the coronavirus disease 2019 (Covid-19) and as of August 2021, has infected more than 196 million people globally and resulted in over 4.2 million deaths. Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is a novel human coronavirus which emerged in Wuhan, China during December 2019.
Marine molluscs live in an environment containing high virus densities (>10 7 virus particles per ml), and there are an estimated 100,000 species in the phylum Mollusca, demonstrating the success of their innate immune system. There is an urgent need for effective antivirals to treat current Covid-19 cases and protect those unable to be vaccinated against SARS-CoV-2. Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) is a novel human coronavirus and the causative agent of coronavirus disease 2019 (Covid-19).