CORD-19:8e3f518b27782ac9cc19e7556d74100ff23d972b / 4081-4230 JSONTXT

{"project":"CORD-19-Sentences","denotations":[{"id":"TextSentencer_T35","span":{"begin":0,"end":149},"obj":"Sentence"},{"id":"TextSentencer_T35","span":{"begin":0,"end":149},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"ROS, known as toxic products of cellular metabolism, are mainly produced by the mitochondria in most vertebrate cells and act as signaling molecules."}