PMC:539297 / 7149-7156 JSONTXT

{"project":"craft-ca-core-dev","denotations":[{"id":"T1623","span":{"begin":0,"end":7},"obj":"CHEBI:59132"}],"text":"antigen"}

{"project":"craft-sa-dev","denotations":[{"id":"T1965","span":{"begin":0,"end":7},"obj":"NN"}],"text":"antigen"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T1713","span":{"begin":0,"end":7},"obj":"CHEBI_EXT:59132"}],"text":"antigen"}