PMC:1540739 / 967-979 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T615","span":{"begin":0,"end":6},"obj":"NN"},{"id":"T620","span":{"begin":7,"end":11},"obj":"WDT"}],"text":"marker that "}

{"project":"craft-ca-core-ex-dev","denotations":[{"id":"T435","span":{"begin":0,"end":6},"obj":"CHEBI_SO_EXT:molecular_indicator_or_label_or_marker_or_tag"}],"text":"marker that "}