Kenji Yamamoto

Overview

Best Publications

• Physiology of Consumption of Human Milk Oligosaccharides by Infant Gut-associated Bifidobacteria

  Sadaki Asakuma;Emi Hatakeyama;Tadasu Urashima;Erina Yoshida

  493
  Citations

• Molecular Cloning and Characterization of Bifidobacterium bifidum 1,2-α-l-Fucosidase (AfcA), a Novel Inverting Glycosidase (Glycoside Hydrolase Family 95)

  Takane Katayama;Akiko Sakuma;Takatoshi Kimura;Yutaka Makimura

  301
  Citations

• Mutants of Mucor hiemalis Endo-β-N-acetylglucosaminidase Show Enhanced Transglycosylation and Glycosynthase-like Activities

  Midori Umekawa;Wei Huang;Bing Li;Kiyotaka Fujita

  268
  Citations

• Two distinct α-l-fucosidases from Bifidobacterium bifidum are essential for the utilization of fucosylated milk oligosaccharides and glycoconjugates

  Hisashi Ashida;Akiko Miyake;Masashi Kiyohara;Jun Wada

  265
  Citations

• Bifidobacterium bifidum Lacto-N-Biosidase, a Critical Enzyme for the Degradation of Human Milk Oligosaccharides with a Type 1 Structure

  Jun Wada;Jun Wada;Takuro Ando;Masashi Kiyohara;Hisashi Ashida

  253
  Citations

• Total biosynthesis of opiates by stepwise fermentation using engineered Escherichia coli

  Akira Nakagawa;Eitaro Matsumura;Takashi Koyanagi;Takane Katayama

  224
  Citations

• Synthesis of a Glycopeptide Containing Oligosaccharides: Chemoenzymatic Synthesis of Eel Calcitonin Analogues Having Natural N-Linked Oligosaccharides

  Mamoru Mizuno;Katsuji Haneda;Reiko Iguchi;Ikuyo Muramoto

  223
  Citations

• Carbohydrate Binding Specificity of a Fucose-specific Lectin from Aspergillus oryzae: A NOVEL PROBE FOR CORE FUCOSE

  Kengo Matsumura;Katsuya Higashida;Hiroki Ishida;Yoji Hata

  198
  Citations

• Identification and Molecular Cloning of a Novel Glycoside Hydrolase Family of Core 1 Type O-Glycan-specific Endo-α-N-acetylgalactosaminidase from Bifidobacterium longum

  Kiyotaka Fujita;Fusako Oura;Noriko Nagamine;Takane Katayama

  196
  Citations

• Glycosynthases Enable a Highly Efficient Chemoenzymatic Synthesis of N-Glycoproteins Carrying Intact Natural N-Glycans

  Wei Huang;Cishan Li;Bing Li;Midori Umekawa

  196
  Citations

• Glycosylation engineering of therapeutic IgG antibodies: challenges for the safety, functionality and efficacy

  Yusuke Mimura;Toshihiko Katoh;Radka Saldova;Roisin O’Flaherty

  193
  Citations

• A novel disaccharide substrate having 1,2-oxazoline moiety for detection of transglycosylating activity of endoglycosidases.

  Masaya Fujita;Shin ichiro Shoda;Katsuji Haneda;Toshiyuki Inazu

  182
  Citations

• Purification and characterization of a protease-resistant cellulase from Aspergillus niger

  Shunichi Akiba;Yoshiharu Kimura;Kenji Yamamoto;Hidehiko Kumagai

  177
  Citations

• Chemoenzymatic synthesis and application of glycopolymers containing multivalent sialyloligosaccharides with a poly(L-glutamic acid) backbone for inhibition of infection by influenza viruses.

  Kazuhide Totani;Takeshi Kubota;Takao Kuroda;Takeomi Murata

  176
  Citations

• Efficient Glycosynthase Mutant Derived from Mucor hiemalis Endo-β-N-acetylglucosaminidase Capable of Transferring Oligosaccharide from Both Sugar Oxazoline and Natural N-Glycan

  Midori Umekawa;Cishan Li;Takayuki Higashiyama;Wei Huang

  173
  Citations

• Sharing of human milk oligosaccharides degradants within bifidobacterial communities in faecal cultures supplemented with Bifidobacterium bifidum.

  Aina Gotoh;Toshihiko Katoh;Mikiyasu Sakanaka;Yiwei Ling

  164
  Citations

• Bifidobacterium longum subsp. infantis uses two different β-galactosidases for selectively degrading type-1 and type-2 human milk oligosaccharides

  Erina Yoshida;Haruko Sakurama;Masashi Kiyohara;Masahiro Nakajima

  159
  Citations

• Structural Basis of the Catalytic Reaction Mechanism of Novel 1,2-α-L-Fucosidase from Bifidobacterium bifidum

  Masamichi Nagae;Atsuko Tsuchiya;Takane Katayama;Kenji Yamamoto

  157
  Citations

• Cooperation of β-galactosidase and β-N-acetylhexosaminidase from bifidobacteria in assimilation of human milk oligosaccharides with type 2 structure

  Mika Miwa;Tomohiro Horimoto;Masashi Kiyohara;Masashi Kiyohara;Takane Katayama

  155
  Citations

• An exo-α-sialidase from bifidobacteria involved in the degradation of sialyloligosaccharides in human milk and intestinal glycoconjugates

  Masashi Kiyohara;Kana Tanigawa;Thida Chaiwangsri;Takane Katayama

  140
  Citations