PMC:7317273 / 5615-5656 JSONTXT

{"project":"LitCovid-PMC-OGER-BB","denotations":[{"id":"T95","span":{"begin":19,"end":27},"obj":"GO:0070062"},{"id":"T33714","span":{"begin":19,"end":27},"obj":"GO:0070062"}],"text":"ng the MSC-derived exosomes in twenty par"}