PMC:1140370 / 8673-8689 JSONTXT

{"project":"craft-sa-dev","denotations":[{"id":"T2639","span":{"begin":3,"end":8},"obj":"NN"},{"id":"T2640","span":{"begin":9,"end":15},"obj":"NNS"}],"relations":[{"id":"R1675","pred":"compound","subj":"T2639","obj":"T2640"}],"text":"el shift assays,"}