PMC:7039714 / 2263-2272 JSONTXT

{"project":"LitCovid_Glycan-Motif-Structure","denotations":[{"id":"T2","span":{"begin":0,"end":9},"obj":"https://glytoucan.org/Structures/Glycans/G71832QJ"}],"text":"A antigen"}

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T26","span":{"begin":0,"end":1},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"A antigen"}

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T4","span":{"begin":0,"end":9},"obj":"Chemical"},{"id":"T5","span":{"begin":2,"end":9},"obj":"Chemical"}],"attributes":[{"id":"A4","pred":"chebi_id","subj":"T4","obj":"http://purl.obolibrary.org/obo/CHEBI_139352"},{"id":"A5","pred":"chebi_id","subj":"T5","obj":"http://purl.obolibrary.org/obo/CHEBI_59132"}],"text":"A antigen"}