PubMed:21163864 / 1047-1053 JSONTXT

{"project":"LitCoin-GeneOrGeneProduct-v0","denotations":[{"id":"T14","span":{"begin":0,"end":6},"obj":"GeneOrGeneProduct"}],"text":"enzyme"}

{"project":"LitCoin-GeneOrGeneProduct-v2","denotations":[{"id":"T8","span":{"begin":0,"end":6},"obj":"GeneOrGeneProduct"}],"text":"enzyme"}