World's Best Scientists 2026 revealed!
Masa Hamada

Masa Hamada

D-Index & Metrics

Biology and Biochemistry

D-Index
65
Citations
14151
World Ranking
9209
National Ranking
619

Overview

Masa Hamada is affiliated with Keio University in Japan. Their academic profile does not list recent papers, frequent co-authors, publication venues, or specific fields and subfields of study. There is also no recorded information about book publications or awards.

Due to the absence of detailed data on research topics, papers, or collaborations, it is not possible to provide a summary of their specific areas of expertise or contributions to academic literature. No information is currently available concerning their main fields of study or research themes.

This profile is based on the available public data and does not include further personal or professional details beyond the primary affiliation with Keio University.

Best Publications

  • BESTATIN, AN INHIBITOR OF AMINOPEPTIDASE B, PRODUCED BY ACTINOMYCETES

    Hamao Umezawa;Takaaki Aoyagi;Hiroyuki Suda;Masa Hamada

  • PEPSTATIN, A NEW PEPSIN INHIBITOR PRODUCED BY AGTINOMYGETES

    Hamao Umezawa;Takaaki Aoyagi;Hazime Morishima;Meiki Matsuzaki

  • Leupeptins, new protease inhibitors from Actinomycetes.

    Takaaki Aoyagi;Tomio Takeuchi;Akinori Matsuzaki;Kenji Kawamura

  • Isolation of a novel tyrosine kinase inhibitor, lavendustin A, from Streptomyces griseolavendus

    Toshihiko Onoda;Hironobu Iinuma;Yumi Sasaki;Masa Hamada

  • Studies on a new epidermal growth factor-receptor kinase inhibitor, erbstatin, produced by MH435-hF3.

    Hamao Umezawa;Masaya Imoto;Tsutomu Sawa;Kunio Isshiki

  • Amastatin, an inhibitor of aminopeptidase A, produced by actinomycetes

    Takaaki Aoyagi;Hiroyasu Tobe;Fukiko Kojima;Masa Hamada

  • New antitumor antibiotics aclacinomycins A and B.

    Toshikazu Oki;Yasue Matsuzawa;Akihiro Yoshimoto;Kenji Numata

  • A new antitumor antibiotic, spergualin: isolation and antitumor activity.

    Tomio Takeuchi;Hironobu Iinuma;Setsuko Kunimoto;Toru Masuda

  • Bacilysocin, a Novel Phospholipid Antibiotic Produced by Bacillus subtilis 168

    Norimasa Tamehiro;Yoshiko Okamoto-Hosoya;Susumu Okamoto;Makoto Ubukata

  • Diprotins A and B, inhibitors of dipeptidyl aminopeptidase IV, produced by bacteria.

    Hamao Umezawa;Takaaki Aoyagi;Keiji Ogawa;Hiroshi Naganawa

  • Caprazamycin B, a novel anti-tuberculosis antibiotic, from Streptomyces sp.

    Masayuki Igarashi;Naoko Nakagawa;Norio Doi;Seiko Hattori

  • VALILACTONE, AN INHIBITOR OF ESTERASE, PRODUCED BY ACTINOMYCETES

    Mikio Kitahara;Masaaki Asano;Hiroshi Naganawa;Kenji Maeda

  • ANTIPAIN, A NEW PROTEASE INHIBITOR ISOLATED FROM AGTINOMYCETES

    Hiroyuki Suda;Takaaki Aoyagi;Masa Hamada;Tomio Takeuchi

  • GHYMOSTATIN, A NEW GHYMOTRYPSIN INHIBITOR PRODUCED BY ACTINOMYGETES

    Hamao Umezawa;Takaaki Aoyagi;Hazime Morishima;Setsuko Kunimoto

  • NEW ANTIFUNGAL ANTIBIOTICS, BENANOMICINS A AND B FROM AN ACTINOMYCETE

    Tomio Takeuchi;Takeshi Hara;Hiroshi Naganawa;Mayumi Okada

  • Migrastatin, a new inhibitor of tumor cell migration from Streptomyces sp. MK929-43F1. Taxonomy, fermentation, isolation and biological activities.

    Koichi Nakae;Yuya Yoshimoto;Tsutomu Sawa;Yoshiko Homma

  • Nagstatin, a new inhibitor of N-acetyl-beta-D-glucosaminidase, produced by Streptomyces amakusaensis MG846-fF3. Taxonomy, production, isolation, physico-chemical properties and biological activities.

    Takaaki Aoyagi;Hiroyuki Suda;Kazumichi Uotani;Fukiko Kojima

  • A new antibiotic, negamycin.

    Masa Hamada;Tomio Tadeuchi;Shinichi Kondo;Yoko Ikeda

  • Negamycin restores dystrophin expression in skeletal and cardiac muscles of mdx mice.

    Masayuki Arakawa;Masataka Shiozuka;Yuki Nakayama;Takahiko Hara

  • Mannostatins A and B: new inhibitors of alpha-D-mannosidase, produced by Streptoverticillium verticillus var. quintum ME3-AG3: taxonomy, production, isolation, physico-chemical properties and biological activities.

    Takaaki Aoyagi;Takuzo Yamamoto;Katsuhisa Kojiri;Hajime Morishima

Frequent Co-Authors

Tomio Takeuchi
Tomio Takeuchi Keio University
Hiroshi Naganawa
Hiroshi Naganawa Keio University
Hamao Umezawa
Hamao Umezawa National Institutes of Health
Kazuo Umezawa
Kazuo Umezawa Aichi Medical University
Toshikazu Oki
Toshikazu Oki Toyama Prefectural University
Yoichi Iitaka
Yoichi Iitaka University of Tokyo
Toshiharu Nagatsu
Toshiharu Nagatsu Fujita Health University
Toshihiro Hashimoto
Toshihiro Hashimoto Tokushima Bunri University
Hiroyasu Esumi
Hiroyasu Esumi Tokyo University of Science
Toshiyuki Tanaka
Toshiyuki Tanaka Hyogo University of Health Sciences

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