Zobrazeno 1 - 10
of 139
pro vyhledávání: '"Masanobu Nakata"'
Autor:
Yuki Takahara, Tomoko Sumitomo, Masamitsu Kono, Moe Takemura, Yukako Akamatsu, Yujiro Hirose, Masaya Yamaguchi, Masanobu Nakata, Muneki Hotomi, Shigetada Kawabata
Publikováno v:
mSphere, Vol 9, Iss 10 (2024)
ABSTRACT Streptococcus pneumoniae is one of the major pathogens responsible for bacterial meningitis and neurological sequelae. The present study was conducted to identify a non-hematogenous route used by S. pneumoniae to gain access to brain tissue
Externí odkaz:
https://doaj.org/article/08e46f0e14e54e78a20b91482a559a54
Autor:
Yuichi Oogai, Masanobu Nakata
Publikováno v:
Japanese Dental Science Review, Vol 57, Iss , Pp 209-216 (2021)
Small regulatory RNAs (sRNAs) belong to a family of non-coding RNAs, and many of which regulate expression of genes via interaction with mRNA. The recent popularity of high-throughput next generation sequencers have presented abundant sRNA-related da
Externí odkaz:
https://doaj.org/article/63aff065793f49acb3c552d616e7541b
Autor:
Atsuko Watanabe, Miki Kawada-Matsuo, Mi Nguyen-Tra Le, Junzo Hisatsune, Yuichi Oogai, Yoshio Nakano, Masanobu Nakata, Shouichi Miyawaki, Motoyuki Sugai, Hitoshi Komatsuzawa
Publikováno v:
Scientific Reports, Vol 11, Iss 1, Pp 1-13 (2021)
Abstract Streptococcus mutans produces bacteriocins that show antibacterial activity against several bacteria. However, comprehensive analysis of these bacteriocins has not been well done. In this study, we isolated 125 S. mutans strains from volunte
Externí odkaz:
https://doaj.org/article/2d2bc72b0c464574a17e78b72286db91
Autor:
Moe Takemura, Masaya Yamaguchi, Momoko Kobayashi, Tomoko Sumitomo, Yujiro Hirose, Daisuke Okuzaki, Masayuki Ono, Daisuke Motooka, Kana Goto, Masanobu Nakata, Narikazu Uzawa, Shigetada Kawabata
Publikováno v:
Frontiers in Cellular and Infection Microbiology, Vol 12 (2022)
Streptococcus pneumoniae is a major cause of invasive diseases such as pneumonia, meningitis, and sepsis, with high associated mortality. Our previous molecular evolutionary analysis revealed that the S. pneumoniae gene bgaA, encoding the enzyme β-g
Externí odkaz:
https://doaj.org/article/d891d7911bd04befb7d891bf5dd09dcd
Genetic Characterization of Streptococcus pyogenes emm89 Strains Isolated in Japan From 2011 to 2019
Autor:
Yujiro Hirose, Masaya Yamaguchi, Norihiko Takemoto, Tohru Miyoshi-Akiyama, Tomoko Sumitomo, Masanobu Nakata, Tadayoshi Ikebe, Tomoki Hanada, Takahiro Yamaguchi, Ryuji Kawahara, Rumi Okuno, Hitoshi Otsuka, Yuko Matsumoto, Yuji Terashima, Yu Kazawa, Noriko Nakanishi, Kaoru Uchida, Yumi Akiyama, Kaori Iwabuchi, Chikara Nakagawa, Kazunari Yamamoto, Victor Nizet, Shigetada Kawabata, Stijn van der Veen
Publikováno v:
Infectious Microbes & Diseases, Vol 2, Iss 4, Pp 160-166 (2020)
Abstract. Invasive infection caused by Streptococcus pyogenes emm89 strains has been increasing in several countries linked to a recently emergent clade of emm89 strains, designated clade 3. In Japan, the features of emm89 S. pyogenes strains, such a
Externí odkaz:
https://doaj.org/article/590b9883e2bd40909818d8cd43dbb476
Autor:
Kenta Nakazono, Mi Nguyen-Tra Le, Miki Kawada-Matsuo, Noy Kimheang, Junzo Hisatsune, Yuichi Oogai, Masanobu Nakata, Norifumi Nakamura, Motoyuki Sugai, Hitoshi Komatsuzawa
Publikováno v:
PLoS ONE, Vol 17, Iss 1, p e0258283 (2022)
Staphylococcus epidermidis is a commensal bacterium in humans. To persist in the bacterial flora of the host, some bacteria produce antibacterial factors such as the antimicrobial peptides known as bacteriocins. In this study, we tried to isolate bac
Externí odkaz:
https://doaj.org/article/4ac7d531b87c4b098ed3583a3957c98f
Autor:
Tomoko Sumitomo, Masanobu Nakata, Satoshi Nagase, Yuki Takahara, Mariko Honda-Ogawa, Yasushi Mori, Yukako Akamatsu, Masaya Yamaguchi, Shigefumi Okamoto, Shigetada Kawabata
Publikováno v:
mBio, Vol 12, Iss 3 (2021)
Secondary bacterial pneumonia following an influenza A virus (IAV) infection is a major cause of morbidity and mortality. Although it is generally accepted that preceding IAV infection leads to increased susceptibility to secondary bacterial infectio
Externí odkaz:
https://doaj.org/article/42b70f198b2f447bb6155b5cbdd4ad57
Autor:
Yujiro Hirose, Masaya Yamaguchi, Kana Goto, Tomoko Sumitomo, Masanobu Nakata, Shigetada Kawabata
Publikováno v:
Virulence, Vol 9, Iss 1, Pp 1576-1587 (2018)
Streptococcus pneumoniae is a major pathogen that causes pneumonia, sepsis, and meningitis. The candidate combox site 4 (ccs4) gene has been reported to be a pneumococcal competence-induced gene. Such genes are involved in development of S. pneumonia
Externí odkaz:
https://doaj.org/article/f6770ff5e1c6480cb91d19bd7705c941
Autor:
Julia Isenring, Juliane Köhler, Masanobu Nakata, Marcus Frank, Christoph Jans, Pierre Renault, Camille Danne, Shaynoor Dramsi, Bernd Kreikemeyer, Sonja Oehmcke-Hecht
Publikováno v:
Virulence, Vol 9, Iss 1, Pp 248-261 (2018)
Streptococcus gallolyticus subsp. gallolyticus, formerly classified as S. bovis biotype I, is an increasing cause of bacteremia and infective endocarditis in the elderly. The physiopathology of infective endocarditis is poorly understood and involves
Externí odkaz:
https://doaj.org/article/027a8b43f3974989b1ae29fd6e3aa345
Streptococcus pyogenes upregulates arginine catabolism to exert its pathogenesis on the skin surface
Autor:
Yujiro Hirose, Masaya Yamaguchi, Tomoko Sumitomo, Masanobu Nakata, Tomoki Hanada, Daisuke Okuzaki, Daisuke Motooka, Yasushi Mori, Hiroshi Kawasaki, Alison Coady, Satoshi Uchiyama, Masanobu Hiraoka, Raymond H. Zurich, Masayuki Amagai, Victor Nizet, Shigetada Kawabata
Publikováno v:
Cell Reports, Vol 34, Iss 13, Pp 108924- (2021)
Summary: The arginine deiminase (ADI) pathway has been found in many kinds of bacteria and functions to supplement energy production and provide protection against acid stress. The Streptococcus pyogenes ADI pathway is upregulated upon exposure to va
Externí odkaz:
https://doaj.org/article/cde750dc6827472badf4e150efd9942e