PMC:7443692 / 11832-11953 JSONTXT

{"project":"LitCovid-sample-sentences","denotations":[{"id":"T58","span":{"begin":0,"end":121},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Both expression systems produced a similar amount of S regardless of which expression construct was utilized (Figure S4)."}