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Dive into the research topics where Harumasa Toya is active.

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Featured researches published by Harumasa Toya.


Chemical & Pharmaceutical Bulletin | 1981

Rectal Delivery of Antiinflammatory Drugs. I. The Influence of Antiinflammatory Drugs on Rectal Absorption of β-Lactam Antibiotics

Hideya Yaginuma; Tohru Nakata; Harumasa Toya; Teruo Murakami; Masaru Yamazaki; Akira Kamada


AIDS | 1989

Sir, Anti-HIV activity of protoporphyrin

Miyuki Asanaka; Takashi Kurimura; Harumasa Toya; Junjl Ogaki; Yoshiko Kato


Chemical & Pharmaceutical Bulletin | 1988

Phytochemical studies of seeds of medicinal plants. I. Two sulfated triterpenoid glycosides, sulfapatrinosides I and II, from seeds of Patrinia scabiosaefolia FISCHER.

Akira Inada; Masaaki Yamada; Hiroko Murata; Mari Kobayashi; Harumasa Toya; Yoshiko Kato; Tsutomu Nakanishi


Chemical & Pharmaceutical Bulletin | 1993

Antiulcer Agents. III. Synthesis and Antiulcer Activity of N-[3-(3-Piperidinomethylphenoxy)propyl]pentacyclo[4.2.0.02, 5.03, 8.04, 7]-octane Carboxamides and Related Compounds

Takeshi Hasegawa; Tomohiro Nigo; Takao Kakita; Hiromu Toyoda; Harumasa Toya; Ikuo Ueda


Archive | 1989

Use of porphyrins and metalloporphyrins in the treatment of diseases caused by Human Immunodeficiency Viruses

Harumasa Toya; Yoshiko Kato; Miyuki Asanaka; Takashi Kurimura


Chemical & Pharmaceutical Bulletin | 1989

Structure of a New Acylated Flavonoid Glycoside, Euryanoside, from Flowers of Eurya japonica THUNB.

Akira Inada; Maki Fujiwara; Lucy Kakimoto; Fusako Kitamura; Harumasa Toya; Mari Konishi; Tsutomu Nakanishi; Hiroko Murata


Chemical & Pharmaceutical Bulletin | 1981

Rectal delivery of antiinflammatory drugs. II. The influence of basic amino acid salts on rectal absorption of diclofenac.

Hideya Yaginuma; Tohru Nakata; Harumasa Toya; Teruo Murakami; Masaru Yamazaki; Akira Kamada; Hajime Shimazu; Ichiro Makita


Archive | 1994

STUDY ON THE RECTAL ABSORPTION OF GENTAMICIN IV

Harumasa Toya; Yoshiko Kato; Masaru Yamazaki; Akira Kamada


Biological & Pharmaceutical Bulletin | 1993

Inhibition of Bovine Leukocyte Thioltransferase by Anti-inflammatory Drugs and Anti-histaminic Drugs

Tadashi Mizoguchi; Tohru Nishinaka; Gen Uchida; Junko Mizuta; Harumi Uchida; Tomoyuki Terada; Harumasa Toya


Journal of pharmacobio-dynamics | 1991

IMMUNOLOGICAL ACTIVITY OF TREHALOSE-2,3,6'-TRIMYCOLATE

Yoshikazu Ohtsubo; Tatsuya Kiso; Momoko Isoda; Masumi Furukawa; Harumasa Toya; Sohei Shinka; Yoshitane Dohi

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