Morinaga Milk Industry Co., Ltd.

Tomohiro Toida

Minoru Saito

Takuji Kawashima

Hirotoshi Hayasawa

Morio Kuboyama

Hajime Yokota

Yoshiyuki Hashimoto

Kazunori Sekine

Yukiko Shimokawa

Nabuya Yanai

Noboru Okamura

Hiroshi Matsumoto

Rintaro Nakaya

The present invention provides antiulcer agents which can be orally administered while producing few side effects. These antiulcer agents contain &agr;-lactalbumin as an active ingredient, preferably in an amount of at least 0.5 mg/g.

Antiulcer agent

This invention relates to a substance having an anti-infective activity which comprises a polysaccharide separated from the cell wall of bacteria belonging to genus Bifidobacterium specified by Bifidobacterium infantis, Bifidobacterium longum and the mixture thereof, and mainly composed of glucose and galactose at the molar ratio of 1:about 2.8.

Substance having an anti-infective activity

This invention relates to an antitumor agent comprising as a main ingredient a chemically purified cell walls of microorganisms belonging to genus Bificobacterium having physical integrity of cell wall structure thereof, obtained without being subjected to chemical and/or physical destruction of said cell wall during removal of intracellular substances of said cell, and a process for manufacturing the same, which comprises the steps of; (a) treating said cells with surfactants, (b) treating said cells with proteases, nucleases, organic solvents and dilute acid, to remove intracellular substances out of said cells without destruction thereof, and (c) separating a chemically purified cell walls having physical integrity of cell wall structure thereof.

Antitumor agent and process for manufacturing said agent

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Hachioji, Japan

Tomohiro Toida