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Formation and reversion of Streptomycete protoplasts: cultural condition and morphological study.
- M. Okanishi, K. Suzuki, H. Umezawa
- BiologyJournal of general microbiology
- 1 February 1974
TLDR
New antibiotics, bleomycin A and B.
- H. Umezawa, K. Maeda, T. Takeuchi, Y. Okami
- MedicineThe Journal of antibiotics
- 1 September 1966
Structures and activities of protease inhibitors of microbial origin.
- H. Umezawa
- BiologyMethods in enzymology
- 1976
Pepstatin, a new pepsin inhibitor produced by Actinomycetes.
- H. Umezawa, T. Aoyagi, H. Morishima, M. Matsuzaki, M. Hamada
- BiologyThe Journal of antibiotics
- 25 May 1970
Phenotypic change from transformed to normal induced by benzoquinonoid ansamycins accompanies inactivation of p60src in rat kidney cells infected with Rous sarcoma virus
- Y. Uehara, M. Hori, T. Takeuchi, H. Umezawa
- Biology, ChemistryMolecular and cellular biology
- 1 June 1986
TLDR
Diprotins A and B, inhibitors of dipeptidyl aminopeptidase IV, produced by bacteria.
- H. Umezawa, T. Aoyagi, K. Ogawa, H. Naganawa, M. Hamada, T. Takeuchi
- ChemistryThe Journal of antibiotics
- 1 April 1984
A plasmid involved in chloramphenicol production in Streptomyces venezuelae: evidence from genetic mapping.
- H. Akagawa, M. Okanishi, H. Umezawa
- Biology, EngineeringJournal of general microbiology
- 1 October 1975
TLDR
Bestatin, an inhibitor of aminopeptidase B, produced by actinomycetes.
- H. Umezawa, T. Aoyagi, H. Suda, M. Hamada, T. Takeuchi
- Biology, ChemistryThe Journal of antibiotics
- 1976
papain, chymotrypsin, elastase, acid protease and thermolysin have been found in culture filtrates of actinomycetes. Recently we found that exopeptidases have a strong effect on mammalian cell…
Low-molecular-weight enzyme inhibitors of microbial origin.
- H. Umezawa
- BiologyAnnual review of microbiology
- 1982
Recent advances in bioactive microbial secondary metabolites.
- H. Umezawa
- EngineeringThe Japanese journal of antibiotics
- 1 December 1977
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