PMC:7243768 / 2438-2530 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T31","span":{"begin":14,"end":15},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"},{"id":"T32","span":{"begin":16,"end":24},"obj":"http://purl.obolibrary.org/obo/UBERON_0000158"},{"id":"T33","span":{"begin":30,"end":31},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":" an envelope, a membrane, and a nucleocapsid layer towards the inner side. The nucleocapsid "}