PubMed:3370650 / 770-950 JSONTXT

{"project":"sentences","denotations":[{"id":"TextSentencer_T5","span":{"begin":0,"end":180},"obj":"Sentence"},{"id":"T5","span":{"begin":0,"end":180},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"Tritium-labelling of these residues increased in the reducing-to-nonreducing residue direction, the steepness of the gradient becoming more shallow with increasing incubation time."}