PMC:7594251 / 17752-17918 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T13009","span":{"begin":3,"end":4},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"},{"id":"T53392","span":{"begin":136,"end":137},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"As a result, isotopic enrichment of 15N combined with 1H-mediated enhancement via indirect detection is often needed in order to obtain a satisfactory 1D 15N spectra."}

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T148","span":{"begin":54,"end":56},"obj":"Chemical"}],"attributes":[{"id":"A148","pred":"chebi_id","subj":"T148","obj":"http://purl.obolibrary.org/obo/CHEBI_49637"}],"text":"As a result, isotopic enrichment of 15N combined with 1H-mediated enhancement via indirect detection is often needed in order to obtain a satisfactory 1D 15N spectra."}

{"project":"LitCovid-PubTator","denotations":[{"id":"213","span":{"begin":36,"end":39},"obj":"Chemical"},{"id":"214","span":{"begin":54,"end":56},"obj":"Chemical"},{"id":"215","span":{"begin":154,"end":157},"obj":"Chemical"}],"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":"As a result, isotopic enrichment of 15N combined with 1H-mediated enhancement via indirect detection is often needed in order to obtain a satisfactory 1D 15N spectra."}

{"project":"LitCovid-sentences","denotations":[{"id":"T126","span":{"begin":0,"end":166},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"As a result, isotopic enrichment of 15N combined with 1H-mediated enhancement via indirect detection is often needed in order to obtain a satisfactory 1D 15N spectra."}