Cosmo Oil Co., Ltd.

Other

Sbi Pharmaceuticals Co., Ltd.

Cosmo Research Institute

Neo Ala Co., Ltd.

Sbi Alapromo Co., Ltd.

Setsuko Miyanari

Masahiro Ishizuka

Masao Kondo

Tohru Tanaka

Sotaro Miyano

Hitoshi Kumagai

Naomi Aiba

Shingo Kato

Yushi Ando

Yoshiharu Ohashi

Fumio Hamada

Seitaro Tajima

Masumi Takahashi

Mitsuharu Hasegawa

Nobuhiko Iki

Yoshihiro Sugawa

Toshihiro Kobori

Yoshiyuki Hiraishi

Toyohisa Fujimoto

Haruhiko Takeya

Takaya Suzuki

The present invention is drawn to a method of inducing thymocyte proliferation in a vertebrate animal with an impaired immune system comprising administering &#x3b4;-aminolevulinic acid or a salt thereof every day in succession. The method further comprises administering at least one mineral.

Constitutional function-improving agents

The present invention is intended to provide an agent for treating male infertility which is highly effective to male infertility, and having few side effects. To achieve the object, an agent for treating male infertility comprising &#x3b4;-amino levulinic acid shown by general formula (1), its derivative or salt thereof:RRNCHCOCHCHCOR&#x2003;&#x2003;(1)[wherein Rand Rindependently represent a hydrogen atom, alkyl group, acyl group, alkoxycarbonyl group, aryl group, or aralkyl group; Rrepresents a hydroxy group, alkoxy group, acyloxy group, alkoxycarbonyloxy group, aryloxy group, aralkyloxy group or amino group]can be used.

Therapeutic agent for male sterility

To provide a polyphenol-content-increasing agent which increases the content of polyphenol in a plant. A polyphenol-content-increasing agent for plant, containing, as an active ingredient, a 5-aminolevulinic acid or a derivative thereof represented by the following formula (1): (Chem 1)RRNCHCOCHCHCOR&#x2003;&#x2003;(1)wherein Rand Reach independently represents a hydrogen atom, an alkyl group, an acyl group, an alkoxycarbonyl group, an aryl group, or an aralkyl group; Rrepresents a hydroxyl group, an alkoxy group which may have a substituent, an acyloxy group, an alkoxycarbonyloxy group, an aryloxy group, an aralkyloxy group, or an amino group, or a salt thereof.

Polyphenol-content-increasing agent for plant

A 2-cyanoacrylate composition comprising a cyclic phenol sulfide derivative. The composition has a high curing rate and is excellent in moist-heat resistance, surface curability and clearance curability.

2-cyanoacrylate composition

SULFONATED DERIVATIVES OF CYCLIC PHENOL SULFIDES, PROCESS FOR THE PREPARATION THEREOF, SEPARATING AND RECOVERING AGENTS CONTAINING CYCLIC PHENOL SULFIDES, METHODS FOR SEPARATION AND RECOVERY THEREWITH, AND DRUG COMPOSITIONS CONTAINING THE SULFIDES

Cyclic phenol sulfide having at least one sulfinyl or sulfonyl group and

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Tokyo, Japan

Setsuko Miyanari