CORD-19:a71e4139dc4ba7ca03da5d99cac0781f092d5223 / 5543-5716 JSONTXT

{"project":"CORD-19-Sentences","denotations":[{"id":"TextSentencer_T30","span":{"begin":0,"end":173},"obj":"Sentence"},{"id":"TextSentencer_T30","span":{"begin":0,"end":173},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"This is a two-step assay using nested primer pairs in which the first step involves a highly multiplexed reaction to pre-amplify multiple targets for (typically, 15) cycles."}