Bibliografisk träff 1998-11-01 Topostatin, a novel inhibitor of topoisomerases I and II produced by Thermomonospora alba strain No. 1520. I. Taxonomy, fermentation, isolation and biological activities. Suzuki K, Nagao K, Monnai Y, Yagi A, Uyeda M. J Antibiot (Tokyo) · comparative study; journal article · DOI 10.7164/antibiotics.51.991