PMC:7736111 / 7035-7228 JSONTXT

{"project":"LitCovid-PubTator","denotations":[{"id":"134","span":{"begin":36,"end":40},"obj":"Gene"},{"id":"144","span":{"begin":7,"end":17},"obj":"Species"}],"attributes":[{"id":"A134","pred":"tao:has_database_id","subj":"134","obj":"Gene:59272"},{"id":"A144","pred":"tao:has_database_id","subj":"144","obj":"Tax:2697049"}],"namespaces":[{"prefix":"Tax","uri":"https://www.ncbi.nlm.nih.gov/taxonomy/"},{"prefix":"MESH","uri":"https://id.nlm.nih.gov/mesh/"},{"prefix":"Gene","uri":"https://www.ncbi.nlm.nih.gov/gene/"},{"prefix":"CVCL","uri":"https://web.expasy.org/cellosaurus/CVCL_"}],"text":"yed by SARS-CoV-2 to enter into the ACE2 expressing cells. (1) Initially the virus may use the cell membrane mode of entry. The first step is the binding of the spike protein of the virus with "}