PubMed:821948 / 1616-1705 JSONTXT

{"project":"sentences","denotations":[{"id":"T16","span":{"begin":0,"end":89},"obj":"Sentence"},{"id":"T16","span":{"begin":0,"end":89},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Salt (NaCl, KCl, NH4Cl) at a concentration of 0.1 M activates the enzyme by 4- to 5-fold."}