PMC:7712180 / 47811-48005 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T257","span":{"begin":0,"end":194},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"These differences in binding affinity might be for optimal escape and entry due to adaptation and selection of the virus to continue circulation under the condition of host environment pressure."}