1
Masaru Otani, Tetsu Saito, Shuzo Satoi, Junzo Mizoguchi, Naoki Muto: Amino sugar compound. Toyo Jozo company, Craig & Antonelli, March 3, 1981: US04254256 (18 worldwide citation)

An amino sugar compound represented by the general formula: ##STR1## (wherein m is an integer of 0 to 8, n is an integer of 1 to 8 and m+n is an integer of 1 to 8) has strong glycosidase inhibiting action and is produced by culturing an amino sugar compound producing microorganisms belonging to Stre ...


2

3
Masaru Otani, Satoshi Yaginuma, Masatoshi Tsujino, Naoki Muto, Tetsu Saito, Tadashiro Fujii: Neplanocin-B and -F. Toyo Jozo Kabushiki Kaisha, Young & Thompson, March 23, 1982: US04321376 (13 worldwide citation)

Neplanocin-B and -F of the formula ##STR1## in which Y is oxygen or a valence bond, are produced by culturing Ampullariella sp. A 11079 FERM-P No. 4494 in a nutrient medium and then separating the neplanocin-B and -F thus produced from the culture medium.


4
Masaru Otani, Chiaki Sano, Isao Kusumoto: Refining phenylalanine. Ajinomoto Co, Oblon Fisher Spivak McClelland & Maier, April 22, 1986: US04584400 (6 worldwide citation)

A process for refining phenylalanine, in which a phenylalanine solution containing tyrosine as the main impurity and other impurities is contacted with a non-polar, highly porous synthetic adsorbent, adsorbing phenylalanine on the adsorbent selectively, and eluting and recovering the adsorbed phenyl ...


5
Masaru Otani, Satoshi Yaginuma, Masatoshi Tsujino, Naoki Muto, Tetsu Saito, Tadashiro Fujii: Antibiotic neplanocin A. Toyo Jozo Kabushiki Kaisha, Young & Thompson, December 27, 1983: US04423218 (6 worldwide citation)

Antibiotic neplanocin A of the formula ##STR1## is produced by culturing Ampullariella sp. A 11079 FERM-P No. 4494 in a nutrient medium and then separating the neplanocin A thus produced from the culture medium.


6

7
Masaru Otani, Shuzo Satoi, Naoki Muto, Tetsu Saito, Tadashiro Fujii, Seiji Katsumata, Mitsuo Hayashi, Masaru Ono: Novel macrolide antibiotics and preparation thereof. Toyo Jozo Company, Craig and Antonelli, September 22, 1981: US04291021 (3 worldwide citation)

A novel microorganism species belonging to the genus Micromonospora, i.e. Micromonospora sp. A 11725 is found to be capable of producing novel macrolide antibiotics A 11725 I, A 11725 II and A 11725 III. Novel antibiotics A 11725 Ia and A 11725 IIa are also found to be derived by chemical modificati ...


8
Kenzo Yokozeki, Hideyuki Shirae, Hiroshi Shiragami, Yasuo Irie, Naohiko Yasuda, Masaru Otani, Toshiya Tanabe: Process for purifying 2,3-dideoxynucleosides. Ajinomoto Co, Oblon Spivak McClelland Maier & Neustadt, October 9, 1990: US04962193 (2 worldwide citation)

A biological process for producing a 2',3'-dideoxynucleoside from 2',3'-dideoxyuridine is disclosed. the 2',3'-dideoxynucleoside can be purified readily using a porous nonpolar resin adsorbent.


9
Tadashiro Fujii, Shuzo Satoi, Naoki Muto, Mitsuo Hayashi, Akira Kodama, Masaru Otani: Aminoglycoside antibiotic G-367-2. Toyo Jozo Kabushiki Kaisha, Young & Thompson, September 14, 1982: US04349667 (2 worldwide citation)

Aminoglycoside antibiotic G-367-2 believed to have the formula ##STR1## is produced by culturing Dactylosporangium thailandense G-367 FERM-P No. 4840 in a nutrient medium and separating the produced antibiotic therefrom. It has strong antibacterial effect against Gram negative bacteria.


10
Tadashiro Fujii, Shuzo Satoi, Naoki Muto, Mitsuo Hayashi, Akira Kodama, Masaru Otani: Aminoglycoside antibiotic G-367-1 and method for the production thereof. Toyo Jozo Kabushiki Kaisha, Young & Thompson, October 27, 1981: US04297486 (2 worldwide citation)

Aminoglycoside antibiotic G-367-1 believed to have the formulae ##STR1## is produced by culturing Dactylosporangium thailandense G-367 FERM-P No. 4840 in a nutrient medium and separating the produced antibiotic therefrom. It has strong antibacterial effect against Gram negative bacteria.