S. Oka

Food Hygienic Studies on Anisakis Larva-III

K. Oishi, Michiharu Hiraoki, S. Oka, 1972 .

A new combined trivalent live measles (AIK-C strain), mumps (Hoshino strain), and rubella (Takahashi strain) vaccine. Findings in clinical and laboratory studies.

T. Urano, T. Nakayama, M. Kimura, 1990, American journal of diseases of children.

Relationship between Heat Resistance and Germination of Spores of Clostridium perfringens

Y. Ando, T. Tsuzuki, S. Oka, 1983 .

Heat Resistance, Spore Germination, and Enterotoxigenicity of Clostridium perfringens

H. Sunagawa, Y. Ando, T. Tsuzuki, 1985, Microbiology and immunology.

Distribution of enterotoxigenic Clostridium perfringens in fish and shellfish [Japan]

K. Oishi, Y. Ando, S. Oka, 1989 .

Distribution of enterotoxigenic Clostridium perfringens in water and soil in the southern part of Hokkaido

K. Oishi, Y. Ando, S. Oka, 1989 .

Relationship between Heat-resistance, Dipicolinic Acid (DPA) Content and Germination Properties of Clostridium perfringens Type A Spores

K. Takama, T. Tsuzuki, Hiroyasu Doi, 1998 .