PMC:7796052 / 4663-4831 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T30","span":{"begin":0,"end":168},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Specifically, the DrugBank database, containing a total of 1703 molecules, was screened for compounds that fulfilled a common pharmacophore for the B1 and B2 receptors."}