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Ahyoung Choi 2 Articles
Brevibacillus antibioticus sp. nov., with a broad range of antibacterial activity, isolated from soil in the Nakdong River
Ahyoung Choi , Young Ho Nam , Kiwoon Baek , Eu Jin Chung
J. Microbiol. 2019;57(11):991-996.   Published online October 28, 2019
DOI: https://doi.org/10.1007/s12275-019-9325-y
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AbstractAbstract PDF
A Gram-stain-positive, aerobic, motile, and rod-shaped bacterial strain designated TGS2-1T was isolated from sediment soil in the Nakdong River, Republic of Korea. The optimal growth of strain TGS2-1T was observed at 28°C and pH 7.0 without NaCl supplementation. Strain TGS2-1T revealed antibiosis against various bacteria, including Staphylococcus aureus KCCM 4051, CCARM 3089 (methicillin resistant strains), Enterococcus faecalis KCCM 11814, Escherichia coli KCTC 2443, Candida albicans KACC 7270, and Filobasidium neoformans KCTC 7902. Phylogenetic analyses based on the 16S rRNA gene sequences indicated that strain TGS2-1T belonged to the genus Brevibacillus and shared 93.8–99.7% sequence similarity with Brevibacillus species. Whole-genome sequencing of strain TGS2-1T revealed a genome size of 6.2 Mbp and DNA G + C content of 47.0 mol%. The TGS2-1T genome shared an average nucleotide identity and digital DNA-DNA hybridization of 74.6–93.3% and 18.6–67.1%, respectively, with six related Brevibacillus genomes. The major fatty acid constituents of strain TGS2-1T were anteiso-C15:0 (62.3%) and anteiso-C17:0 (10.8%). Cells of strain TGS2-1T contained diphosphatidylglycerol, phosphatidylglycerol, phosphatidylethanolamine, seven unidentified aminophospholipids, and five unidentified lipids. The isoprenoid quinone detected in the strain was menaquinone-7 (MK-7). Based on data obtained from this polyphasic taxonomic study, strain TGS2-1T represents a novel species belonging to genus Brevibacillus, for which the name B. antibioticus sp. nov. is proposed. The type strain is TGS2-1T (= KCCM 90326T = NBRC 113840T = FBCC-B2501).

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Citations to this article as recorded by  
  • Validation List no. 229: valid publication of new names and new combinations effectively published outside the IJSEM
    Aharon Oren, Markus Göker
    International Journal of Systematic and Evolutionary Microbiology .2026;[Epub]     CrossRef
  • Antagonistic bacteria from freshwater exhibiting inhibitory potential against multidrug-resistant pathogens
    Ishita Bhadreshbhai Raninga, Anjaliba Atulsinh Jadeja, Shreya Atulbhai Kathiriya, Aastha Bhaveshbhai Patel, Debashis Ratneswar Banerjee
    Biologia.2026;[Epub]     CrossRef
  • Traditional processing increases biological activities of Dendrobium offificinale Kimura et. Migo in Southeast Yunnan, China
    Di Zhou, Ying Zhao, Zhilin Chen, Xiuxiang Yan, Yanqiang Zhao, Lu Gao, Lixin Yang
    Scientific Reports.2022;[Epub]     CrossRef
  • Marine Bacterial Secondary Metabolites: A Treasure House for Structurally Unique and Effective Antimicrobial Compounds
    Ramanathan Srinivasan, Arunachalam Kannappan, Chunlei Shi, Xiangmin Lin
    Marine Drugs.2021; 19(10): 530.     CrossRef
Grimontia marina sp. nov., a Marine Bacterium Isolated from the Yellow Sea
Ahyoung Choi , Kyung-Mi Kim , Ilnam Kang , Seok-Hyun Youn , Young-Sang Suh , Yoon Lee , Jang-Cheon Cho
J. Microbiol. 2012;50(1):170-174.   Published online February 27, 2012
DOI: https://doi.org/10.1007/s12275-012-1615-6
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AbstractAbstract PDF
A novel species belonging to the genus Grimontia is described in this study. A Gram-negative, chemoheterotrophic, obligately aerobic, catalase- and oxidase-positive, motile by a single polar flagellum, and rod-shaped bacterium, designated IMCC5001T, was isolated from surface seawater of the Yellow Sea. Strain IMCC5001T grew optimally at 30°C in the presence of 3.5% NaCl. Phylogenetic analysis based on 16S rRNA gene sequences showed that the isolate was related most closely to Grimontia hollisae with a sequence similarity of 95.8%, and formed a robust phyletic lineage with Grimontia hollisae. Differential physiological characteristics between the new strain and Grimontia hollisae KCCM 41680T and chemotaxonomic characterization including determination of DNA G+C content, fatty acid methyl esters, quinone composition, and polar lipid profiles justified the assignment of strain IMCC5001T to the genus Grimontia as a novel species. In conclusion, strain IMCC5001T represents a new species, for which the name Grimontia marina sp. nov. is proposed, with the type strain IMCC5001T (=KCTC 22666T =NBRC 105794T).

Citations

Citations to this article as recorded by  
  • Enterovibrio paralichthyis sp. nov., isolated from the gut of an olive flounder Paralichthys olivaceus
    Young-Ok Kim, In-Suk Park, Dong-Gyun Kim, Sooyeon Park, Sung Hoon Han, Jung-Hoon Yoon
    International Journal of Systematic and Evolutionary Microbiology .2022;[Epub]     CrossRef
  • Veronia nyctiphanis gen. nov., sp. nov., Isolated from the Stomach of the Euphausiid Nyctiphanes simplex (Hansen, 1911) in the Gulf of California, and Reclassification of Enterovibrio pacificus as Veronia pacifica comb. nov.
    Bruno Gomez-Gil, Adrián González-Castillo, Mario J. Aguilar-Méndez, Alejandro López-Cortés, Jaime Gómez-Gutiérrez, Ana Roque, Elke Lang, Julissa Enciso-Ibarra
    Current Microbiology.2021; 78(10): 3782.     CrossRef
  • Grimontia sedimenti sp. nov., isolated from benthic sediments near coral reefs south of Kuwait
    Huda Mahmoud, Liny Jose, Susan Eapen
    International Journal of Systematic and Evolutionary Microbiology .2021;[Epub]     CrossRef
  • Heterologous expression of a cryptic gene cluster from Grimontia marina affords a novel tricyclic peptide grimoviridin
    Kohta Unno, Issara Kaweewan, Hiroyuki Nakagawa, Shinya Kodani
    Applied Microbiology and Biotechnology.2020; 104(12): 5293.     CrossRef
  • Corallibacterium pacifica gen. nov., sp. nov., a Novel Bacterium of the Family Vibrionaceae Isolated from Hard Coral
    Sachithra Amarin Hettiarachchi, Su-Jin Lee, Youngdeuk Lee, Young-Kyung Kwon, Kae Kyoung Kwon, Sung-Hyun Yang, Eunyoung Jo, Do-Hyung Kang, Chulhong Oh
    Current Microbiology.2018; 75(7): 835.     CrossRef
  • Paraphotobacterium marinum gen. nov., sp. nov., a member of the family Vibrionaceae, isolated from surface seawater
    Zhaobin Huang, Chunming Dong, Zongze Shao
    International Journal of Systematic and Evolutionary Microbiology.2016; 66(8): 3050.     CrossRef
  • Grimontia celer sp. nov., from sea water
    María J. Pujalte, Teresa Lucena, Lidia Rodrigo-Torres, Alexandra La Mura, María A. Ruvira, David R. Arahal
    International Journal of Systematic and Evolutionary Microbiology.2016; 66(8): 2906.     CrossRef
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    Aditya Singh, Bhumika Vaidya, Indu Khatri, T. N. R. Srinivas, Srikrishna Subramanian, Suresh Korpole, Anil Kumar Pinnaka, Axel Cloeckaert
    PLoS ONE.2014; 9(1): e85590.     CrossRef
  • List of new names and new combinations previously effectively, but not validly, published

    International Journal of Systematic and Evolutionary Microbiology .2013; 63(Pt_7): 2365.     CrossRef
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    International Journal of Systematic and Evolutionary Microbiology .2013; 63(Pt_7): 2371.     CrossRef
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