PubMed:8288554 / 810-979 JSONTXT

{"project":"sentences","denotations":[{"id":"T8","span":{"begin":0,"end":169},"obj":"Sentence"},{"id":"T8","span":{"begin":0,"end":169},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"The transcriptional activity of the 5'-flanking region was examined by transient expression assays using the chloramphenicol acetyltransferase gene as the reporter gene."}