PMC:7712180 / 93654-93798 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T497","span":{"begin":0,"end":144},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Upon activation at low pH, these 3 regions work cooperatively to fuse viral and cellular membranes together, releasing vRNPs into the host cell."}