PMC:7795856 / 32390-32680 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T196","span":{"begin":17,"end":170},"obj":"Sentence"},{"id":"T197","span":{"begin":171,"end":278},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"agreement (±6%). The absorbance at 225 nm was measured for various dilutions of the gravimetrically prepared peptide stock solution and plotted against the concentration. The linear range was fitted by a straight line, resulting in an extinction coefficient of 253,057 M−1⋅cm−1. While most "}