Review

• Stress Tolerance of Baker's Yeast during Bread-Making Processes: Proline/Arginine Metabolism and Its Application to Breeding ......Hiroshi TAKAGI ...... 185

Originals

• Studies on a Rapid Method for Detecting Shiga Toxin-Producing Escherichia coli (STEC) in Food Using the QUALIBAXTM Q7 System ......Tetsuya MORI, Masumi HATA, Akimasa WATANABE, Yoshito IWADE, Shintaro WADA, Toyohiko NANBA, Ichiro TOOYAMA, Shuhei OKUMA, Kenzo UEHASHI, Hirotaka KONUMA, Takeshi ITO ...... 194

Short Paper

• The Effect of Storage Temperature on the Growth of Cronobacter sakazakii in Prepared Powdered Infant Foods......Noriko FUKUDA, Nozomi ARAI, Aoi FUJIWARA, Soichi FURUKAWA, Hirokazu OGIHARA ...... 204

Case

• A Case of Purple-Discolored “Udon” Noodle Caused by Janthinobacterium lividum ......Hiroshi NARIMATSU, Eiko OKAMOTO, Masato WAKAMATSU, Miki KATO, Kikuyo OGATA ...... 209

• Introduction of Members ...... 212
• Selected Paper Abstacts ...... 213
• Proceeding of the Society ....... 217
• Information ...... 226
• Cumulative Contents of Volume 31 ...... 228