The Society for Biotechnology, Japan 70th Annual meeting (2018)

Brewing, brewing technology (2Hp01–2Hp18)

○ Denotes Presenter.

• 13:18　PC Check (12 min)

Moderators: Syunichi Nakayama, Hiroaki Negoro

• 13:30 (2Hp01)
  Development of a new screening method of aneuploids from brewer’s yeast
  …… ○Yuki Kusaba¹, Yuki Yamamoto¹, Hideki Noguchi², Toyoda Atushi², Kitagaki Hiroshi¹ (¹Fac. Agric., Saga Univ.,²NIG)
   
• 13:42 (2Hp02)
  Effect of yeast chromosomal aneuploidy on sake brewing and its application to sake yeast breeding
  …… ○Natsuki Hotta¹, Atsushi Kotaka¹, Kengo Matsumura¹, Minetaka Sugiyama², Yu Sasano³, Satoshi Harashima³, Yoji Hata¹, Hiroki Ishida¹ (¹Res. Inst., Gekkeikan Sake Co., Ltd.,²Grad. Sch. Eng., Osaka Univ.,³Fac. Biotechnol. Life Sci., Sojo Univ.)
   
• 13:54 (2Hp03)
  Effects of mutations of GID protein-coding genes on malate production and enzyme expression profiles in Saccharomyces cerevisiae
  …… ○Hiroaki Negoro¹, Kengo Matsumura¹, Fumio Matsuda², Hiroshi Shimizu², Yoji Hata¹, Hiroki Ishida¹ (¹Res. Inst., Gekkeikan Sake Co., Ltd.,²Grad. Sch. IST, Osaka Univ.)
   
• 14:06 (2Hp04)
  Breeding of malate hyperproducing mutants from isolated sake yeasts and evaluation of the brewing characteristics.
  …… ○Shuichiro Baba¹*, Kazutaka Sawada², Yukio Nagano^1,3, Kei Kimura^1,4, Hisanori Tamaki^1,5, Masatoshi Goto^1,4, Genta Kobayashi^1,4 (¹United Grad. Sch. Agric. Sci., Kagoshima Univ.,²Ind. Technol., Cen. Saga.,³Cen. Ana., Saga Univ.,⁴Fac. Agric., Saga Univ.,⁵Fac. Agric., Kagoshima Univ.)
  *Winner of the 2019 SBJ Excellent Student Award (Hisho Award)  
   
• 14:18 (2Hp05)
  The disruption of genes encoding pyruvate transporter leads to decrease of TTC staining ability in yeast
  …… ○Jumpei Tanaka¹, Yoko Takasu¹, Shota Yamamoto¹, Eri Kubota², Yu Kanesaki², Toshimori Kadokura¹, Kenichiro Suzuki¹, Syunichi Nakayama¹ (¹Fac. Appl. Biosci., Tokyo Univ. Agric.,²Genome Res. Center, Tokyo Univ. Agric.)
   
• 14:30 (2Hp06)
  The effect of RDS2 on a fermentation ability in sake and laboratory yeasts
  …… ○Takayuki Ohki, Syoichi Kuwayama, Jumpei Tanaka, Toshimori Kadokura, Kenichiro Suzuki, Syunichi Nakayama (Grad. Sch. Agric., Tokyo Univ. Agric.)
   
• 14:42　Break & PC Check (12 min)

Moderators: Atsuko Isogai, Hironori Inadome

• 14:54 (2Hp07)
  Discovery of adenosine degradation activity contained in hops and its application to brewing
  …… ○Taku Ota¹, Yuri Tsuchiya¹, Takumi Sugiyama², Sosuke Ota¹, Masaru Kato¹, Takeo Imai³, Hironori Inadome¹ (¹Res. Lab. for Alcoholic Beverage Technol., Kirin Holdings. Co. Ltd.,²Kirin Brewery Nagoya, Kirin Brewery Co. Ltd.,³Technical Talent Development Center, Kirin Holdings. Co. Ltd.)
   
• 15:06 (2Hp08)
  Development of purine-off low malt beer utilizing hop’s adenosine degradation activity.
  …… ○Yuri Tsuchiya¹, Taku Ota¹, Kiyoto Haba², Takumi Sugiyama³, Masaru Kato¹, Takeo Imai⁴, Hironori Inadome¹ (¹Research Laboratories for Alcoholic Beverage Technologies, Kirin Holdings Co., Ltd.,²Laboratory for New Product Development, Kirin Brewery Co., Ltd.,³Kirin Brewery Nagoya, Kirin Brewery Co., Ltd.,⁴Technical Talent Development Center, Kirin Holdings Co., Ltd.)
   
• 15:18 (2Hp09)
  Progressive brewing and analytical techniques reveal flavor of sake made from next generation sake rice
  …… ○Takuji Kobayashi¹, Yuma Iwahashi², Yuko Komatsu¹, Tsutomu Kumazaki¹, Rui Minakami¹, Shiori Kodama¹, Liyun Liu¹, Hiroshi Kamigakiuchi¹, Hongbin Bou¹, Tadafumi Ohsaku¹, Ryota Saito¹, Hisashi Yazawa¹, Masayuki Takahashi¹, Ken Oda¹, Masaki Okuda¹, Junya Tanaka³, Hideyuki Arima³, Tamami Kiyono⁴, Kiyoo Hirooka⁴, Kazuhiro Iwashita^1,2 (¹NRIB,²Grad. Sch. Integr. Sci. Life, Hiroshima Univ.,³Yamaguchi prefectural Industrial Technol. Inst.,⁴KITC)
   
• 15:30 (2Hp10)
  Mechanism of accumulating and holding large amounts of folates in sake yeast not belonging to Kyokai yeasts
  …… ○Yusuke Shibata¹, Tasuku Yamada¹, Tsutomu Fujii^2,3, Takeshi Akao², Tetsuya Goshima², Toshinari Takahashi¹, Nobuchika Tanaka¹ (¹Kiku-Masamune Sake Brewing Co., Ltd.,²NRIB,³Fukushima Univ.)
   
• 15:42 (2Hp11)
  Cross breeding of sake yeast mutants which resist generating the deterioration
  …… ○Jun Makimoto¹, Toyohisa Inoue¹, Yuriko Ikeda², Ryoko Kanda², Atsuko Isogai², Tsutomu Fujii², Takashi Nakae¹ (¹Nihonsakari Co.,Ltd.,²NRIB)
   
• 15:54 (2Hp12)
  Breeding of Ginjo sake yeasts which resist generating the deterioration flavor hineka during the storage
  …… ○Yuriko Ikeda¹, Ryoko Kanda¹, Atsuko Isogai¹, Tsutomu Fujii¹, Toyohisa Inoue², Takashi Nakae² (¹NRIB,²Nihonsakari Co., Ltd.)
   
• 16:06　Break & PC Check (12 min)

Moderators: Tetsuya Goshima, Daisuke Watanabe

• 16:18 (2Hp13)
  CCharacterization of sake yeast strain Hiroshima no.6 that is closely-related to Kyokai sake yeast strains .
  …… ○Risa Yamasaki^1,2,3, Tetsuya Goshima², Kenji Oba³, Ritsushi Ohdoi³, Takeshi Akao^1,2 (¹NRIB,²Grad. Sch. Integr. Sci. Life, Hiroshima Univ.,³Hiroshima Prefectural Res.Inst.Food Technol. Res.Center)
   
• 16:30 (2Hp14)
  Mechanism of high tolerance to freeze-thaw stress in a spore clone isolated Shirakami kodama yeast
  …… ○Mami Fukuda¹, Yuka Asanai², Mizuki Ashizaki², Yukari Shibata², Keitaro Takahashi³, Nobushige Nakazawa^1,2 (¹Grad. Sch. Bioresour. Sci., Akita Pref. Univ.,²Biotech Biore., Akita Pref. Univ.,³ARIF)
   
• 16:42 (2Hp15)
  Development of method for detection of 4-VG non-producing sake yeast strain and their distribution in natural environment
  …… ○Mai Okumura¹, Akihiro Yoshimura³, Yoshinori Sawai³, Kazuo Masaki^3,4, Jun Mukaida⁵, Ryoji Mitsui⁵, Masaya Shimada^1,2, Takashi Hayakawa^1,2, Tomoyuki Nakagawa^1,2 (¹Grad. Sch. Nat. Sci. Technol., Gifu Univ.,²Fac. Appl. Biol. Sci., Gifu Univ.,³Gifu Pref. Res. Inst. Food Sci.,⁴NRIB,⁵Fac. Sci., Okayama Univ. Sci.)
   
• 16:54 (2Hp16)
  Identifications and brewing characteristics of the isolates, AB2 and SUNF5
  …… ○Hidekazu Noji¹, Hiroto Homma², Hiroharu Tokuda², Takayuki Kazuoka² (¹Dept. Brewing and Fermentation, Grad. Sch., Tokyo Univ. Agric.,²Dept. Brewing and Fermentation, Tokyo Univ. Agric.)
   
• 17:06 (2Hp17)
  Breeding of Japanese sake yeast mutants with enhanced ethyl caproate productivity and analysis of their fermentation profiles
  …… ○Masataka Ohashi¹, Masao Tsuduki¹, Hiromi Shimizu¹, Daisuke Watanabe², Hiroshi Takagi² (¹Nara Pref. Inst. Ind. Dev.,²Grad. Sch. Biol. Sci., NAIST)
   
• 17:18 (2Hp18)
  Comparative Genomics of a New Saccharomyces cerevisiae Isolated from Hibiscus Flower and Its Mutant for Awamori Brewing
  …… ○Takayuki Abe¹, Yoichi Toyokawa², Daisuke Watanabe², Hiroshi Takagi², Masatoshi Tsukahara¹ (¹Biojet,²Grad. Sch. Biol. Sci., NAIST)

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