PubMed:819431 / 912-1107 JSONTXT

{"project":"sentences","denotations":[{"id":"T8","span":{"begin":0,"end":195},"obj":"Sentence"},{"id":"T8","span":{"begin":0,"end":195},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"On gel filtration a number of different molecular weight forms were observed which seem to be influenced by temperature, method of purification, and possibly an enzyme-Bio-Gel A-0.5m interaction."}