PMC:1253828 / 16200-16204 JSONTXT

{"project":"craft-ca-core-dev","denotations":[{"id":"T4552","span":{"begin":0,"end":4},"obj":"SO:0000346"}],"text":"loxP"}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T4642","span":{"begin":0,"end":4},"obj":"SO_EXT:0000346"}],"text":"loxP"}