■　REVIEWS

Prevention of Infections by Probiotics.
Koji Nomoto

Biosynthetic Regulation of Phytochelatins, Heavy Metal-Binding Peptides.
Kazumasa Hirata, Naoki Tsuji, and Kazuhisa Miyamoto

Purification and Properties of an Extracellular Endo-1,4-β-Xylanase from Penicillium citrinum and Characterization of the Encoding Gene.
Hidenori Tanaka, Toshihide Nakamura, Sachio Hayashi, and Kazuyoshi Ohta

Extracellular Trypsin-like Proteases Produced by Cordyceps militaris.
Maki Hattori, Shigeki Isomura, Eiji Yokoyama, Minoru Ujita, and Akira Hara

Horseradish Peroxidase Degrades Lipid Hydroperoxides and Suppresses Lipid Peroxidation of Polyunsaturated Fatty Acids in the Presence of Phenolic Antioxidants.
Norifumi Shirasaka, Hiromichi Ohnishi, Keiko Sato, Rie Miyamoto, Takao Terashita, and Hajime Yoshizumi

Enzymatic Chemoselective Synthesis of Secondary-Amide Surfactant from N-Methylethanol Amine.
Jitender Sharma, Daniela Batovska, Yuko Kuwamori, and Yasuhisa Asano

MICROBIAL PHYSIOLOGY AND BIOTECHNOLOGY

High Hydrostatic Pressure Treatment Impairs AcrAB-TolC Pump Resulting in Differential Loss of Deoxycholate Tolerance in Escherichia coli.
Taketo Kawarai, Hirokazu Ogihara, Soichi Furukawa, Rikizo Aono, Mami Kishima, Yoshinori Inagi, Ayako Irie, Akari Ida, and Makari Yamasaki

Transformation of Oil-Producing Fungus, Mortierella alpina 1S-4, Using Zeocin, and Application to Arachidonic Acid Production.
Seiki Takeno, Eiji Sakuradani, Akiko Tomi, Misa Inohara-Ochiai, Hiroshi Kawashima, and Sakayu Shimizu

Ca²⁺-Dependent Cell Aggregation of Halophilic Archaeon, Halobacterium　salinarum.
Yoshitaka Kawakami, Takeori Ito, Masahiro Kamekura, and Masashi Nakayama 　

BREWING AND FOOD TECHNOLOGY

Amplified Fragment Length Polymorphism of the AWA1 Gene of Sake Yeasts for Identification of Sake Yeast Strains.
Masashi Shimizu, Koichi Miyashita, Hiroshi Kitagaki, Kiyoshi Ito, and Hitoshi Shimoi

Analysis of Isoflavone Content in Tempeh, a Fermented Soybean, and Preparation of a New Isoflavone-Enriched Tempeh.
Nobuyoshi Nakajima, Nobuyuki Nozaki, Kohji Ishihara, Akiko Ishikawa, and Hideaki Tsuji

ENVIRONMENTAL BIOTECHNOLOGY

Potential of Predominant Activated Sludge Bacteria as Recipients in Conjugative Plasmid Transfer.
Daisuke Inoue, Kazunari Sei, Satoshi Soda, Michihiko Ike, and Masanori Fujita

Evaluation of Pretreatment with Pleurotus ostreatus for Enzymatic Hydrolysis of Rice Straw.
Masayuki Taniguchi, Hiroyuki Suzuki, Daisuke Watanabe, Kenji Sakai, Kazuhiro Hoshino, and Takaaki Tanaka

Diversity of 16S Ribosomal DNA-Defined Bacterial Population in Acid Rock Drainage from Japanese Pyrite Mine.
Ai Okabayashi, Satoshi Wakai, Tadayoshi Kanao, Tsuyoshi Sugio, and Kazuo Kamimura

Enhancement of Cometabolic Biodegradation of Trichloroethylene (TCE) Gas in Biofiltration.
In-Gyung Jung and Ok-Hyun Park

BIOCHEMICAL ENGINEERING

Production of L-Lactic Acid from Fresh Cassava Roots Slurried with Tofu Liquid Waste by Streptococcus bovis.
Abdul Ghofar, Shingo Ogawa, and Takao Kokugan

Improvement of Growth Stability of Photosynthetic Bacterium Rhodobacter capsulatus.
Reza Yegani, Satoshi Yoshimura, Kazunori Moriya, Tomohisa Katsuda, and Shigeo Katoh

CELL AND TISSUE ENGINEERING

Preparation of Silk Protein Sericin as Mitogenic Factor for Better Mammalian Cell Culture.
Satoshi Terada, Masahiro Sasaki, Kana Yanagihara, and Hideyuki Yamada

INDEX