論文 - 松島 芳隆
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TAMAKI Mizuna, CHIKU Tsutomu, SUZUKI Shunya, MISAKI Aya, FUNAKUBO Asuka, MATSUSHIMA Yoshitaka, YOKOTA Kenji, IGIMI Shizunobu, KAJIKAWA Akinobu
Bioscience of Microbiota, Food and Health 44 ( 1 ) 70 - 79 2025年
記述言語:英語 掲載種別:研究論文(学術雑誌) 出版者・発行元:BMFH Press
<p>Although the clustered regularly interspaced short palindromic repeat (CRISPR)-Cas system has been extensively developed since its discovery for eukaryotic and prokaryotic genome editing and other genetic manipulations, there are still areas warranting improvement, especially regarding bacteria. In this study, BRD0539, a small-molecule inhibitor of <i>Streptococcus pyogenes</i> Cas9 (SpCas9), was used to suppress the activity of the nuclease during genetic modification of <i>Lacticaseibacillus paracasei</i>, as well as to regulate CRISPR interference (CRISPRi). First, we developed and validated a CRISPR-SpCas9 system targeting the <i>sirA</i> gene of <i>L. paracasei</i>. Then BRD0539 was used for CRISPR-dependent DNA cleavage <i>in vivo</i>. Our results suggested that the inhibitor worked partially in both <i>Escherichia coli</i> and <i>L. paracasei</i>. Next, we designed a CRISPRi system in a <i>L. paracasei</i> strain by inserting an inactive SpCas9 gene into the chromosome and introducing a plasmid encoding for a single guide RNA (sgRNA) targeting the <i>sirA</i> gene. Expression of <i>sirA</i> was successfully inhibited in the recombinant strains, and CRISPRi was abolished in an inhibitor-dependent manner. Our findings may help expand the CRISPR toolbox for research on lactic acid bacteria and other microbes.</p>
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Gram-scale approach for β-costic acid via allylic oxidation of β-selinene 査読あり 国際誌
Yoshitaka Matsushima, Kosuke Iwata
Bioscience, Biotechnology, and Biochemistry 88 ( 7 ) 742 - 746 2024年05月
担当区分:筆頭著者 記述言語:英語 掲載種別:研究論文(学術雑誌)
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Gram-scale synthesis of cytoxazone via dihydrooxazine formation through SiO2-promoted intramolecular substitution of a trichloroacetimidate 査読あり 国際誌
Yoshitaka Matsushima, Kota Otsuka, Moe Ishikawa, Shu Akita
Tetrahedron Letters 131 154586 2023年10月
担当区分:筆頭著者 記述言語:英語 掲載種別:研究論文(学術雑誌)
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Simple synthesis of violaceoid A, a cytotoxic hydroquinone 査読あり 国際誌
Yoshitaka Matsushima, Haruka Yoshioka, Naoya Sunada
Tetrahedron Letters 122 154522 2023年04月
記述言語:英語 掲載種別:研究論文(学術雑誌)
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Concise synthesis of amino acid component of amicoumacins via dihydrooxazine formation through intramolecular conjugate addition 査読あり 国際誌
Yoshitaka Matsushima, Yukako Ogawa, Katsuya Nishi, Kyosuke Nakata
Bioscience, Biotechnology, and Biochemistry 87 ( 2 ) 131 - 137 2023年02月
担当区分:筆頭著者 記述言語:英語 掲載種別:研究論文(学術雑誌)
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Enantioselective total syntheses of (S)-phosphonothrixin and unexpected cyclic derivative (S)-cyclic phosphonothrixin via enzymatic resolution 査読あり 国際誌
Koki Nakamura, Yoshitaka Matsushima
Bioscience, Biotechnology, and Biochemistry 87 ( 2 ) 138 - 147 2023年02月
担当区分:最終著者 記述言語:英語 掲載種別:研究論文(学術雑誌)
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Total synthesis of the methyl glycoside of bradyrhizose via intramolecular pinacol coupling 査読あり 国際誌
Yoshitaka Matsushima, Yutaro Ito, Hiroyuki Konno
Tetrahedron Letters 106 154060 2022年08月
担当区分:責任著者 記述言語:英語 掲載種別:研究論文(学術雑誌)
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Isolation of phenolic acids and tannin acids from Mangifera indica L. kernels as inhibitors of lipid accumulation in 3T3-L1 cells. 査読あり 国際誌
Takahiro Fujimaki, Chikako Sato, Rei Yamamoto, Sayo Watanabe, Hikaru Fujita, Hidehiko Kikuno, Masayuki Sue, Yoshitaka Matsushima
Bioscience, Biotechnology and Biochemistry 86 ( 5 ) 665 - 671 2022年04月
記述言語:英語 掲載種別:研究論文(学術雑誌)
DOI: 10.1093/bbb/zbac030
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Efficient synthesis of zealexin B1, a maize sesquiterpenoid phytoalexin, via Suzuki-Miyaura coupling 査読あり 国際共著 国際誌
Yoshitaka Matsushima, Kohei Ishii, Alisa Huffaker, Eric A. Schmelz
Tetrahedron Letters 91 153641 2022年01月
担当区分:責任著者 記述言語:英語 掲載種別:研究論文(学術雑誌)
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Concise and scalable synthesis of (±)-phosphonothrixin 査読あり 国際誌
Yoshitaka Matsushima, Koki Nakamura
Results in Chemistry 3 100251 2021年11月
担当区分:責任著者 記述言語:英語 掲載種別:研究論文(学術雑誌)
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松島 芳隆
化学と生物 59 ( 10 ) 531 - 531 2021年10月
記述言語:日本語 出版者・発行元:公益社団法人 日本農芸化学会
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松島 芳隆
化学と生物 59 ( 8 ) 363 - 363 2021年08月
記述言語:日本語 出版者・発行元:公益社団法人 日本農芸化学会
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Geospatial Assessments of DNA Adducts in the Human Stomach: A Model of Field Cancerization 査読あり 国際誌
Yuji Iwashita, Ippei Ohnishi, Yuto Matsushita, Shunsuke Ohtsuka, Takashi Yamashita, Keisuke Inaba, Atsuko Fukazawa, Hideto Ochiai, Keigo Matsumoto, Nobuhito Kurono, Yoshitaka Matsushima, Hiroki Mori, Shioto Suzuki, Shohachi Suzuki, Fumihiko Tanioka, Haruhiko Sugimura
Cancers 13 3728 2021年07月
記述言語:英語 掲載種別:研究論文(学術雑誌)
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GABAA Receptors and Maternally Derived Taurine Regulate the Temporal Specification of Progenitors of Excitatory Glutamatergic Neurons in the Mouse Developing Cortex 査読あり 国際誌
Shiro Tochitani, Tomonori Furukawa, Ryo Bando, Shigeaki Kondo, Takashi Ito, Yoshitaka Matsushima, Toshio Kojima, Hideo Matsuzaki, Atsuo Fukuda
Cerebral Cortex 31 4554 - 4574 2021年05月
記述言語:英語 掲載種別:研究論文(学術雑誌)
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Concise synthesis of the Taxol side chain and demethoxy-4-epi-cytoxazone via oxazoline formation through intramolecular benzylic substitution of a bis-trichloroacetimidate 査読あり 国際誌
Yoshitaka Matsushima, Mina Orita
Tetrahedron Letters 73 153095 2021年05月
担当区分:責任著者 記述言語:英語 掲載種別:研究論文(学術雑誌)
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Mass spectrometric profiling of DNA adducts in the human stomach associated with damage from environmental factors 査読あり 国際誌
Ippei Ohnishi, Yuji Iwashita, Yuto Matsushita, Shunsuke Ohtsuka, Takashi Yamashita, Keisuke Inaba, Atsuko Fukazawa, Hideto Ochiai, Keigo Matsumoto, Nobuhito Kurono, Yoshitaka Matsushima, Hiroki Mori, Shioto Suzuki, Shohachi Suzuki, Fumihiko Tanioka and Haruhiko Sugimura
Genes and Environment 43 2021年04月
記述言語:英語 掲載種別:研究論文(学術雑誌)
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DNA Adductome Analysis Identifies N‐Nitrosopiperidine Involved in the Etiology of Esophageal Cancer in Cixian, China 査読あり 国際誌
Yukari Totsuka, Yingsong Lin, Yutong He, Kousuke Ishino, Haruna Sato, Mamoru Kato, Momoko Nagai, Asmaa Elzawahry, Yasushi Totoki, Hiromi Nakamura, Fumie Hosoda, Tatsuhiro Shibata, Tomonari Matsuda, Yoshitaka Matsushima, Guohui Song, Fanshu Meng, Dongfang Li, Junfeng Liu, Youlin Qiao, Wenqiang Wei, Manami Inoue, Shogo Kikuchi, Hitoshi Nakagama, and Baoen Shan
Chem. Res. Toxicol. 32 1515 - 1527 2019年06月
記述言語:英語 掲載種別:研究論文(学術雑誌)
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Identification of the novel hcbB operon catalyzing the dechlorination of pentachlorophenol in the Gram-positive bacterium Nocardioides sp. strain PD653 査読あり 国際誌
Koji Ito, Kazuhiro Takagi, Yoshitaka Matsushima, Akio Iwasaki, Naoto Tanaka, Yu Kanesaki, Fabrice Martin-Laurent, Shizunobu Igimi
J. Pestic. Sci. 43 ( 2 ) 124 - 131 2018年04月
記述言語:英語 掲載種別:研究論文(学術雑誌)
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Short synthesis of epi-cytoxazone via oxazoline formation through intramolecular benzylic substitution of a bis-trichloroacetimidate 査読あり 国際誌
Yoshitaka Matsushima, Moe Ishikawa, Rina Shibasaki, Yuki Nojima
Tetrahedron Letters 59 231 - 233 2018年01月
担当区分:筆頭著者 記述言語:英語 掲載種別:研究論文(学術雑誌)
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A versatile route to 2,4,6-trideoxy-4-aminohexoses: Stereoselective syntheses of D-vicenisamine and its epimers via iodocyclization of carbamate 査読あり 国際誌
Yoshitaka Matsushima, Jun Kino
Tetrahedron 73 6831 - 6839 2017年10月
担当区分:筆頭著者 記述言語:英語 掲載種別:研究論文(学術雑誌)