K. Umezawa

发表

Potentiation of Insulin-related Signal Transduction by a Novel Protein-tyrosine Phosphatase Inhibitor, Et-3,4-dephostatin, on Cultured 3T3-L1 Adipocytes*

T. Watanabe, K. Umezawa, T. Suzuki, 2001, The Journal of Biological Chemistry.

Dephostatin, a novel protein tyrosine phosphatase inhibitor produced by Streptomyces. II. Structure determination.

K. Umezawa, H. Kakeya, M. Imoto, 1993, The Journal of antibiotics.

Synthesis and protein tyrosine phosphatase inhibitory activity of dephostatin analogs.

K. Umezawa, T. Watanabe, M. Otsuka, 1995, The Journal of antibiotics.

Dephostatin, a novel protein tyrosine phosphatase inhibitor produced by Streptomyces. I. Taxonomy, isolation, and characterization.

K. Umezawa, K. Umezawa, H. Kakeya, 1993, The Journal of antibiotics.

Antidiabetic effect of a nitrosamine-free dephostatin analogue, methoxime-3,4-dephostatin, in db/db mice.

A. Hiroki, I. Takei, K. Umezawa, 2002, Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie.

Synthesis of fluorescent substrates for protein tyrosine phosphatase assays.

K. Umezawa, H. Taniguchi, T. Watanabe, 1998, Bioorganic & medicinal chemistry letters.

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

K. Umezawa, K. Umezawa, H. Naganawa, 1989, Journal of natural products.

Enhancement of fibronectin expression by herbimycin A

K. Umezawa, T. Takeuchi, S. Atsumi, 1987, Experientia.

Inhibition of histidine decarboxylase and tumour promoter-induced arachidonic acid release by lecanoric acid analogues.

K. Umezawa, T. Takeuchi, T. Sawa, 1983, Biochemical and biophysical research communications.

Inhibition of tyrosine kinase and epidermal growth factor receptor internalization by lavendustin A methyl ester in cultured A431 cells.

K. Umezawa, T. Takeuchi, K. Isshiki, 1990, Drugs under experimental and clinical research.

Stereospecific synthesis of a novel farnesyl protein transferase inhibitor, valinoctin A and its analogues.

M. Tsuda, K. Umezawa, T. Takeuchi, 1996, The Journal of antibiotics.

Isolation and synthesis of novel farnesyl protein transferase inhibitors, valinoctins A and B, from Streptomyces strain MJ858-NF3.

K. Umezawa, H. Naganawa, T. Takeuchi, 1996, Journal of Natural Products.

Screening of phosphatidylinositol kinase inhibitors from Streptomyces.

K. Umezawa, M. Imoto, H. Naganawa, 1989, The Journal of antibiotics.

Synthesis and Structure—Activity Relationship of Ribofuranosyl Echiguanine Analogues as Inhibitors of Phosphatidylinositol 4‐Kinase.

K. Umezawa, Yoshio Saito, Kuniki Kato, 1998 .

Isolation of novel saquayamycins as inhibitors of farnesyl-protein transferase.

K. Umezawa, H. Naganawa, T. Takeuchi, 1996, The Journal of antibiotics.

Synthesis of fluorescent substrates for protein tyrosine phosphatase assays.

K. Umezawa, H. Taniguchi, T. Watanabe, 1998, Bioorganic & medicinal chemistry letters.

Isolation and structure determination of novel phosphatidylinositol turnover inhibitors, piericidin B5 and B5 N-oxide, from Streptomyces sp.

K. Umezawa, Y. Takahashi, H. Naganawa, 1993, The Journal of antibiotics.

Isolation and structure determination of a novel phosphatidylinositol turnover inhibitor, piericidin B1 N-oxide.

K. Umezawa, Y. Takahashi, H. Naganawa, 1991, The Journal of antibiotics.

Enhancement of haemolysis and cellular arachidonic acid release by pyrrolomycins.

K. Umezawa, T. Takeuchi, T. Sawa, 1982, Biochemical and biophysical research communications.

Spergualin: a new antitumour antibiotic.

K. Umezawa, T. Takeuchi, 1987, Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie.

Inhibition of rat embryo histidine decarboxylase by epoxyquinomicins.

K. Umezawa, T. Takeuchi, T. Sawa, 2000, The Journal of antibiotics.

Inhibition of tumor promotion by a lecanoric acid analogue

K. Umezawa, T. Takeuchi, T. Sawa, 1984, Experientia.

Biological properties of ME2303 (FAD-104), a new anthracycline.

K. Umezawa, T. Takeuchi, S. Omoto, 1988, Drugs under experimental and clinical research.