CORD-19:12ce8410d1ca0fa6f438c4f22bd92af6f8b78f04 / 17417-17718 JSONTXT

{"project":"CORD-19_Custom_license_subset","denotations":[{"id":"T140","span":{"begin":0,"end":301},"obj":"Sentence"}],"text":"In some preparations examined there was a \"contamination\" by detached viral projections, mainly in the heavy band--as the amounts of these present varied from sample to sample, this could account for the difference in the relative proportions of the polypeptides observed in the light and heavy forms."}

{"project":"CORD-19-Sentences","denotations":[{"id":"TextSentencer_T140","span":{"begin":0,"end":301},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"In some preparations examined there was a \"contamination\" by detached viral projections, mainly in the heavy band--as the amounts of these present varied from sample to sample, this could account for the difference in the relative proportions of the polypeptides observed in the light and heavy forms."}