Zobrazeno 1 - 10
of 23
pro vyhledávání: '"Takema Nagaoka"'
Publikováno v:
Anticancer Research. 40:4755-4762
Background Developmental disorders are associated with microglial dysfunction. Oral administration of lipopolysaccharide derived from Pantoea agglomerans bacteria (LPSp) leads to normalization of phagocytic activity of microglia and suppression of in
Publikováno v:
Anticancer research. 40(8)
Developmental disorders are associated with microglial dysfunction. Oral administration of lipopolysaccharide derived from Pantoea agglomerans bacteria (LPSp) leads to normalization of phagocytic activity of microglia and suppression of inflammation
Publikováno v:
Bioorganic & Medicinal Chemistry. 10:3351-3359
Caffeic acid phenethyl ester (CAPE, 2) and its twenty analogues (1, 3-21) were prepared. These esters were tested by MTT assay on growth of murine colon 26-L5 carcinoma, murine B16-BL6 malonoma, murine Lewis lung carcinoma, human HT-1080 fibrosarcoma
Autor:
Kazuo Kobayashi, Tetsuya Tanigawa, Yasuhiro Tezuka, Eiji Ishii, Norio Hamasaki, Takashi Takashima, Yasuhiro Fujiwara, Kazuhide Higuchi, Kazunari Tominaga, Tetsuo Arakawa, Shigetoshi Kadota, Masaki Hamaguchi, Takema Nagaoka, Toshio Watanabe
Publikováno v:
Journal of Antimicrobial Chemotherapy. 50:547-552
Previously purified and isolated compounds of novel alkyl methyl quinolone alkaloids (AM quinolones) from Gosyuyu (Wu-Chu-Yu), a Chinese herbal medicine, have a strong and highly selective antibacterial activity against Helicobacter pylori in vitro.
Publikováno v:
Journal of Natural Products. 64:456-461
The methanol extract of Vietnamese ginseng (Panax vietnamensis) was found to possess hepatocytoprotective effects on D-galactosamine (D-GalN)/tumor necrosis factor-alpha (TNF-alpha)-induced cell death in primary cultured mouse hepatocytes. Further ch
Autor:
Yasuhiro Tezuka, Kazunari Tominaga, Shigetoshi Kadota, Eiji Ishii, Norio Hamasaki, Tetsuo Kuroki, Takema Nagaoka, Ikuya Yano
Publikováno v:
Microbiology and Immunology. 44:9-15
To elucidate the antibacterial activity of Gosyuyu, the crude extract from the fruit of Evodia rutaecarpa, a Chinese herbal medicine, has been fractionated chromatographically, and each fraction was assayed for antibacterial activity against Helicoba
Publikováno v:
Tetrahedron Letters. 38:6709-6712
Reaction of vinylboronic acids and esters with hypervalent phenyliodanes in the presence of BF 3 -Et 2 O undergoes boron-iodane exchange at 0 °C in dichloromethane yielding vinyl(phenyl)iodonium tetrafluoroborates stereoselectively with retention of
Publikováno v:
Journal of the American Chemical Society. 118:10141-10149
The free alkylidenecarbene, 2-butyl-1-hexenylidene 1 (R = Bu), generated by triethylamine-induced α-elimination of 2-butyl-1-hexenyliodonium tetrafluoroborate 7 in tetrahydrofuran undergoes regioselective 1,5-C-H insertions, 1,2-shifts of the butyl
Publikováno v:
Tetrahedron Letters. 36:261-264
An onium transfer reaction between 1-alkynyl(phenyl)iodonium tetrafluoroborates and triphenylarsine provides a useful tool for the synthesis of 1-alkynyl(triphenyl)arsonium tetrafluoroborates in high yields.
Publikováno v:
Journal of Natural Products. 64:1465-1467
A new dimeric aporphine alkaloid, phoenicanthusine (1), and six known alkaloids were isolated from the stem bark of Phoenicanthus obliqua. The structure of 1 was elucidated by 1D ((1)H, (13)C) and 2D ((1)H-(1)H COSY, HMQC, HMBC, and NOESY) NMR and HR