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PMC:7594251 / 17752-17918 JSONTXT

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LitCovid-PD-CLO

Id Subject Object Predicate Lexical cue
T13009 3-4 http://purl.obolibrary.org/obo/CLO_0001020 denotes a
T53392 136-137 http://purl.obolibrary.org/obo/CLO_0001020 denotes a

LitCovid-PD-CHEBI

Id Subject Object Predicate Lexical cue chebi_id
T148 54-56 Chemical denotes 1H http://purl.obolibrary.org/obo/CHEBI_49637

LitCovid-PubTator

Id Subject Object Predicate Lexical cue
213 36-39 Chemical denotes 15N
214 54-56 Chemical denotes 1H
215 154-157 Chemical denotes 15N

LitCovid-sentences

Id Subject Object Predicate Lexical cue
T126 0-166 Sentence denotes 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.