PMC:7435837 / 27999-28054 JSONTXT

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T373","span":{"begin":38,"end":54},"obj":"Chemical"},{"id":"T374","span":{"begin":38,"end":44},"obj":"Chemical"}],"attributes":[{"id":"A373","pred":"chebi_id","subj":"T373","obj":"http://purl.obolibrary.org/obo/CHEBI_50594"},{"id":"A374","pred":"chebi_id","subj":"T374","obj":"http://purl.obolibrary.org/obo/CHEBI_27594"},{"id":"A375","pred":"chebi_id","subj":"T374","obj":"http://purl.obolibrary.org/obo/CHEBI_33415"}],"text":"HEPA filters were coated with charged carbon nanotubes."}

{"project":"LitCovid-PubTator","denotations":[{"id":"631","span":{"begin":38,"end":44},"obj":"Chemical"}],"attributes":[{"id":"A631","pred":"tao:has_database_id","subj":"631","obj":"MESH:D002244"}],"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":"HEPA filters were coated with charged carbon nanotubes."}

{"project":"LitCovid-sentences","denotations":[{"id":"T212","span":{"begin":0,"end":55},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"HEPA filters were coated with charged carbon nanotubes."}