PMC:7443692 / 52666-52770 JSONTXT

{"project":"LitCovid-sample-CHEBI","denotations":[{"id":"T306","span":{"begin":9,"end":18},"obj":"Chemical"},{"id":"T307","span":{"begin":95,"end":98},"obj":"Chemical"}],"attributes":[{"id":"A306","pred":"chebi_id","subj":"T306","obj":"http://purl.obolibrary.org/obo/CHEBI_59520"},{"id":"A307","pred":"chebi_id","subj":"T307","obj":"http://purl.obolibrary.org/obo/CHEBI_24870"}],"text":"Sulfated N-glycans were detected as singly or doubly charged, deprotonated species in negative ion mode."}

{"project":"LitCovid-sample-sentences","denotations":[{"id":"T359","span":{"begin":0,"end":104},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Sulfated N-glycans were detected as singly or doubly charged, deprotonated species in negative ion mode."}