PMC:7594251 / 58973-59150 JSONTXT

{"project":"LitCovid-PD-CLO","denotations":[{"id":"T418","span":{"begin":35,"end":36},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"},{"id":"T419","span":{"begin":172,"end":173},"obj":"http://purl.obolibrary.org/obo/CLO_0001020"}],"text":"olecules [286]. In the presence of a concentration gradient, molecules will naturally move from places of higher concentration to places of lower concentration [287] after a per"}

{"project":"LitCovid-PD-CHEBI","denotations":[{"id":"T44364","span":{"begin":61,"end":70},"obj":"Chemical"}],"attributes":[{"id":"A23594","pred":"chebi_id","subj":"T44364","obj":"http://purl.obolibrary.org/obo/CHEBI_25367"}],"text":"olecules [286]. In the presence of a concentration gradient, molecules will naturally move from places of higher concentration to places of lower concentration [287] after a per"}