PMC:7463108 / 65964-66082 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T905","span":{"begin":6,"end":84},"obj":"Sentence"},{"id":"T906","span":{"begin":85,"end":109},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"014). OLs can transiently express MORs and other opioid receptor types (Knapp et al. 1998; Tryoen-Toth et al. 2000; Kn"}

{"project":"2_test","denotations":[{"id":"32876803-10723064-62958170","span":{"begin":110,"end":114},"obj":"10723064"}],"text":"014). OLs can transiently express MORs and other opioid receptor types (Knapp et al. 1998; Tryoen-Toth et al. 2000; Kn"}