Lentilactobacillus kosonis sp. nov., isolated from kôso, a Japanese sugar-vegetable fermented beverage

Author(s):  
Tai-Ying Chiou ◽  
Wataru Suda ◽  
Kenshiro Oshima ◽  
Masahira Hattori ◽  
Chiaki Matsuzaki ◽  
...  

A novel lactic acid-producing, Gram-stain-positive, catalase-negative and rod-shaped strain, designated as strain C06_No.73T, was isolated from a traditional Japanese fermented beverage called kôso. According to the results of phylogenetic analysis based on 16S rRNA gene sequences, strain C06_No.73T belongs to the genus Lentilactobacillus . The closest type strain was Lentilactobacillus curieae CCTCC M 2011381T, with a sequence identity of 98.1 %. The identity values with other strains were all below 97 %. The isolate propagated under the conditions of 18–39 °C (optimum, 27 °C for 48 h incubation) and pH 4.0–7.0 (optimum, pH 6.5). The G+C content of its genomic DNA was determined to be 37.9 mol%. The main fatty acids were C16 : 0, C18 : 1 ω7c, C18 : 1 ω9c and C19 : 0 cyclopropane 11,12. The major polar lipid was identified as phosphatidylglycerol. No isoprenoid quinone was detected. The predominant cell-wall amino acids were lysine, alanine, glutamic acid and aspartic acid. Neither meso-diaminopimelic acid nor ornithine were detected. On the basis of this polyphasic taxonomic study, the isolate is concluded to represent a novel species, for which the name Lentilactobacillus kosonis sp. nov. is proposed. The type strain is C06_No.73T (=NBRC 111893T=BCRC 81282T).

2014 ◽  
Vol 64 (Pt_4) ◽  
pp. 1218-1222 ◽  
Author(s):  
Soo-Jin Kim ◽  
Ji-Young Moon ◽  
Hang-Yeon Weon ◽  
Jae-Hyung Ahn ◽  
Wen-Ming Chen ◽  
...  

A Gram-stain-negative, aerobic, motile, rod-shaped bacterium, designated strain KIS83-12T, was isolated from soil of Gaui island in the Taean region of South Korea. The strain grew at 15–33 °C (optimum, 28 °C), at pH 5.0–8.0 (optimum, pH 7.0). Growth did not occur in the presence of NaCl. The strain was catalase-negative and oxidase-positive. Phylogenetic analysis based on 16S rRNA gene sequences showed that KIS83-12T was most closely related to Solimonas soli DCY12T (96.9 %), Solimonas variicoloris MN28T (96.5 %), Solimonas flava CW-KD 4T (96.5 %) and Solimonas aquatica NAA16T (96.0 %), and formed a robust phyletic lineage with members of the genus Solimonas . The main isoprenoid quinone was Q-8. Major polar lipids included phosphatidylethanolamine, phosphatidylglycerol and diphosphatidylglycerol. Fatty acids present in large and moderate amounts (>5.0 %) were summed feature 8 (C18 : 1ω7c and/or C18 : 1ω6c), C16 : 0, C16 : 1ω5c, summed feature 2 (iso-C16 : 1 I and/or C14 : 0 3-OH) and C12 : 0. The DNA G+C content was 67.9 mol%. On the basis of the taxonomic data obtained in this study, KIS83-12T represents a novel species of the genus Solimonas , for which the name Solimonas terrae sp. nov. is proposed, with KIS83-12T ( = KACC 16967T = DSM 27281T) as the type strain.


2014 ◽  
Vol 64 (Pt_11) ◽  
pp. 3624-3630 ◽  
Author(s):  
Eun Jin Choi ◽  
Hyun Mi Jin ◽  
Kyung Hyun Kim ◽  
Che Ok Jeon

A Gram-staining-positive, aerobic, motile bacterium, designated strain MJ3T, was isolated from myeolchi-jeot (anchovy jeotgal), a traditional fermented seafood in South Korea. Cells were non-endospore-forming cocci showing catalase- and oxidase-positive reactions. Growth of strain MJ3T was observed at 15–45 °C (optimum, 30 °C), at pH 6.0–9.0 (optimum, pH 7.0–8.0) and in the presence of 1–24 % (w/v) NaCl (optimum, 10 % NaCl). Phylogenetic inference based on 16S rRNA gene sequences showed that strain MJ3T formed a tight phyletic lineage with members of the genus Salimicrobium . Strain MJ3T was related most closely to Salimicrobium salexigens 29CMIT, Salimicrobium album DSM 20748T, Salimicrobium flavidum ISL-25T, Salimicrobium luteum BY-5T and Salimicrobium halophilum DSM 4771T, with similarities of 98.8 %, 98.7 %, 98.6 %, 98.4 % and 98.3 %, respectively. However, the DNA–DNA relatedness values between strain MJ3T (KF732837) and S. salexigens DSM 22782T, S. album DSM 20748T, S. flavidum DSM 23127T, S. luteum KCTC 3989T and S. halophilum JCM 12305T were 60±5.4 %, 58.5±6.5 %, 43.6±5.5 %, 37.2±5.8 % and 16.7±0.2 %, respectively. Chemotaxonomic data (sole isoprenoid quinone, MK-7; major cell-wall type, meso-diaminopimelic acid; major cellular fatty acids, anteiso-C15 : 0, anteiso-C17 : 0 and iso-C15 : 0; major polar lipids, phosphatidylglycerol and diphosphatidylglycerol; DNA G+C content, 46.3 mol%) also supported the affiliation of strain MJ3T with the genus Salimicrobium . Therefore, strain MJ3T represents a novel species of the genus Salimicrobium , for which the name Salimicrobium jeotgali sp. nov. is proposed. The type strain is MJ3T ( = KACC 16972T = JCM 19758T).


2014 ◽  
Vol 64 (Pt_10) ◽  
pp. 3346-3352 ◽  
Author(s):  
Bo Liu ◽  
Guo-Hong Liu ◽  
Gui-Hing Hu ◽  
Mei-Chun Chen

A Gram-stain-positive, short rod-shaped and motile, mildly halotolerant, endospore-forming bacterium, FJAT-13985T, was isolated from the internal tissues of Mesona chinensis root. Strain FJAT-13985T grew at 20–45 °C (optimum 30 °C) and pH 5.7–9.0 (optimum pH 7.0) and in the presence of 0–2 % (w/v) NaCl [optimum 1 % (w/v)]. The strain was catalase-positive and oxidase-negative. The cell wall of strain FJAT-13985T contained meso-diaminopimelic acid and the predominant isoprenoid quinone was MK-7 (97.4 %). The major fatty acids of the strain were anteiso-C15 : 0 (23.3 %) and iso-C15 : 0 (40.8 %). The DNA G+C content was 41.64 mol%. Phylogenetic analysis based on 16S rRNA gene sequences showed that strain FJAT-13985T is a member of the genus Bacillus and is most closely related to Bacillus drentensis DSM 15600T (98.4 %), Bacillus vireti DSM 15602T (98.2 %) and Bacillus novalis DSM 15603T (98.3 %). DNA–DNA hybridization indicated that relatedness between strain FJAT-13985T and its closest relative, B. drentensis DSM 15600T, was 36.63 %. The phenotypic, chemotaxonomic and genotypic properties clearly indicate that strain FJAT-13985T represents a novel species of the genus Bacillus , for which the name Bacillus mesonae sp. nov. is proposed. The type strain is FJAT-13985T ( = DSM 25968T = CGMCC1.12238T).


2013 ◽  
Vol 63 (Pt_11) ◽  
pp. 4033-4038 ◽  
Author(s):  
Chitti Thawai ◽  
Chanwit Suriyachadkun

A novel actinomycete strain, designed MW4-36T, was isolated from tropical forest soil in Nakhon Sawan Province, Thailand. Morphological and chemotaxonomic characteristics of this strain clearly demonstrated that it belongs to the genus Dactylosporangium . The strain formed finger-shaped sporangia on short sporangiophores that emerged directly from substrate hyphae. The cell-wall peptidoglycan contained glutamic acid, glycine, alanine and meso-diaminopimelic acid including 3-hydroxy-meso-diaminopimelic acid; arabinose, glucose, rhamnose, ribose and xylose were found as whole-cell sugars. The diagnostic phospholipids were phosphatidylethanolamine, diphosphatidylglycerol, phosphatidylglycerol and phosphatidylinositol; no phosphatidylcholine was found. The predominant menaquinones were MK-9(H8) and MK-9(H6). Mycolic acids were not detected. The predominant cellular fatty acids were iso-C15 : 0, iso-C16 : 0, anteiso-C15 : 0 and anteiso-C17 : 0. The G+C content of the genomic DNA was 72.9 mol%. Phylogenetic analysis based on 16S rRNA gene sequences also indicated that the strain should be classified in the genus Dactylosporangium and showed that the closest relative was Dactylosporangium maewongense JCM 15933T (99.4 % similarity). These taxonomic data revealed that strain MW4-36T could be readily distinguished from its phylogenetically closest relative. On the basis of these phenotypic and genotypic data, strain MW4-36T is considered to represent a novel species, for which the name Dactylosporangium siamense sp. nov. is proposed. The type strain is MW4-36T ( = BCC 34901T = NBRC 106093T).


2014 ◽  
Vol 64 (Pt_2) ◽  
pp. 413-419 ◽  
Author(s):  
Yochan Joung ◽  
Haneul Kim ◽  
Heeyoung Kang ◽  
Beom-Il Lee ◽  
Tae-Seok Ahn ◽  
...  

A non-motile, yellow–orange-pigmented bacterial strain, designated HME6664T, was isolated from Lake Soyang, Republic of Korea. The major fatty acids of strain HME6664T were summed feature 3 (comprising C16 : 1ω6c and/or C16 : 1ω7c; 44.7 %) and iso-C15 : 0 (20.2 %). The DNA G+C content was 40.8 mol%. A phylogenetic tree based on 16S rRNA gene sequences showed that strain HME6664T formed a lineage within the genus Mucilaginibacter . Strain HME6664T was closely related to Mucilaginibacter ximonensis (96.7 %), Mucilaginibacter dorajii (96.5 %) and Mucilaginibacter lappiensis (96.3 %). On the basis of the evidence presented in this study, strain HME6664T represents a novel species of the genus Mucilaginibacter , for which the name Mucilaginibacter soyangensis sp. nov., is proposed. The type strain is HME6664T ( = KCTC 23261T = CECT 7824T).


2013 ◽  
Vol 63 (Pt_1) ◽  
pp. 19-24 ◽  
Author(s):  
Hyeonji Kang ◽  
Jitsopin Traiwan ◽  
Veeraya Weerawongwiwat ◽  
Min Young Jung ◽  
Ji Hoon Jeong ◽  
...  

A Gram-stain-negative, non-spore-forming, non-motile, strictly aerobic, rod-shaped bacterial strain, designated CAU 1074T, was isolated from marine sediment and its taxonomic position was investigated using a polyphasic approach. Strain CAU 1074T grew optimally at 30 °C and pH 6.5. Phylogenetic analysis based on 16S rRNA gene sequences revealed that strain CAU 1074T formed a distinct lineage within the genus Haloferula and was most closely related to Haloferula harenae KCTC 22198T (96.0 % similarity). Strain CAU 1074T contained MK-9 as the major isoprenoid quinone, and iso-C14 : 0, C16 : 1ω9c and C16 : 0 as the major fatty acids. The cell wall peptidoglycan contained meso-diaminopimelic acid. The major whole-cell sugars were glucose, xylose, mannose and ribose. The polar lipids were composed of diphosphatidylglycerol, phosphatidylethanolamine, phosphatidylglycerol, aminoglycolipid and two unidentified phospholipids. The DNA G+C content of the strain was 64.0 mol%. On the basis of phenotypic and chemotaxonomic data, and phylogenetic inference, strain CAU 1074T should be classified as a member of a novel species in the genus Haloferula , for which the name Haloferula chungangensis sp. nov. is proposed; the type strain is CAU 1074T ( = KCTC 23578T = CCUG 61920T). An emended description of the genus Haloferula is also provided.


2013 ◽  
Vol 63 (Pt_9) ◽  
pp. 3430-3436 ◽  
Author(s):  
Eun Jin Choi ◽  
Se Hee Lee ◽  
Ji Young Jung ◽  
Che Ok Jeon

A Gram-staining-positive, aerobic, non-motile bacterium, designated strain SJ5-8T, was isolated from seau-jeot (shrimp jeotgal), a traditional fermented seafood in South Korea. Cells were non-spore-forming rods showing catalase- and oxidase-positive reactions. Growth of strain SJ5-8T was observed at 10–37 °C (optimum, 30 °C), at pH 6.0–9.0 (optimum, pH 7.5–8.5) and in the presence of 0–14 % (w/v) NaCl (optimum, 5 %). Phylogenetic inference based on 16S rRNA gene sequences showed that the strain formed a tight phyletic lineage with members of the genus Brevibacterium . Strain SJ5-8T was most closely related to Brevibacterium yomogidense MN-6-aT, Brevibacterium daeguense 2C6-41T and Brevibacterium salitolerans TRM 415T with similarities of 98.9, 97.5 and 97.4 %, respectively. The DNA–DNA relatedness values between strain SJ5-8T and the type strains of B. yomogidense , B. daeguense and B. salitolerans were 51.7±1.9 %, 22.2±4.0 % and 52.4±3.8 %, respectively. Chemotaxonomic data (major sole isoprenoid quinone, MK-8(H2); major diagnostic diamino acid, meso-diaminopimelic acid; major polyamines, putrescine and cadaverine; major cellular fatty acids, anteiso-C15:0, iso-C15:0 and anteiso-C17:0; major polar lipids, phosphatidylglycerol and diphosphatidylglycerol; DNA G+C content, 69.3 mol%) also supported the affiliation of strain SJ5-8T to the genus Brevibacterium . Therefore, strain SJ5-8T represents a novel species of the genus Brevibacterium , for which the name Brevibacterium jeotgali sp. nov. is proposed. The type strain is SJ5-8T ( = KACC 16911T = JCM 18571T).


2014 ◽  
Vol 64 (Pt_2) ◽  
pp. 528-532 ◽  
Author(s):  
Hyo-Jin Lee ◽  
Kyung-Sook Whang

A Gram-stain-positive, novel actinobacterium, designated strain JL-6T, was isolated from the litter of a bamboo (Sasa borealis) forest in Damyang, Korea. Strain JL-6T had white‐grey, smooth, cylindrical spores that were borne in straight, long spore-chains. The novel strain grew aerobically at 15–28 °C (optimum, 28 °C), pH 4.0–8.0 (optimum, pH 5.5) and with 0–1.5 % (w/v) NaCl. The cell-wall peptidoglycan contained ll-diaminopimelic acid, glutamic acid, alanine and glycine. The predominant menaquinones were MK-9(H6) and MK-9(H8). Whole-cell hydrolysates mainly contained glucose and ribose. Phosphatidylinositol and phosphatidylcholine were the diagnostic phospholipids. The G+C content of the genomic DNA was 72.8 mol%. Phylogenetic analysis based on 16S rRNA gene sequences showed that strain JL-6T belonged to the genus Streptomyces with sequence similarities ranging from 97.3 % to 98.3 %. However, DNA–DNA hybridization between JL-6T and the closest related strain, Streptomyces turgidiscabies , ATCC 700248T and other closely related species in the genus Streptomyces showed <50 % relatedness. Based on these observations, strain JL-6T is proposed to represent a novel species of the genus Streptomyces , for which the name Streptomyces graminilatus sp. nov. is proposed. The type strain is JL-6T ( = KACC 16470T = NBRC 108882T).


2013 ◽  
Vol 63 (Pt_9) ◽  
pp. 3143-3147 ◽  
Author(s):  
Yuto Yamauchi ◽  
Hiroaki Minegishi ◽  
Akinobu Echigo ◽  
Yasuhiro Shimane ◽  
Masahiro Kamekura ◽  
...  

Six halo-acidophilic archaeal strains were isolated from four commercial salt samples obtained from seawater in the Philippines, Indonesia (Bali) and Japan (Okinawa) on agar plates at pH 4.5. Cells of the six strains were pleomorphic, and stained Gram-negative. Two strains were pink–red pigmented, while four other strains were orange–pink pigmented. Strain MH1-16-3T was able to grow at 9–30 % (w/v) NaCl [with optimum at 18 % (w/v) NaCl], at pH 4.5–6.8 (optimum, pH 5.5) and at 20–50 °C (optimum, 42 °C). The five other strains grew at slightly different ranges. The six strains required at least 1 mM Mg2+ for growth. The 16S rRNA gene sequences of the six strains were almost identical, sharing 99.9 (1–2 nt differences) to 100 % similarity. The closest relatives were Halarchaeum acidiphilum MH1-52-1T and Halarchaeum salinum MH1-34-1T with 97.7 % similarity. The DNA G+C contents of the six strains were 63.2–63.7 mol%. Levels of DNA–DNA relatedness amongst the six strains were 79–86 %, while those between MH1-16-3T and H. acidiphilum MH1-52-1T and H. salinum MH1-34-1T were both 43 and 45 % (reciprocally), respectively. Based on the phenotypic, genotypic and phylogenetic analyses, it is proposed that the six isolates represent a novel species of the genus Halarchaeum , for which the name Halarchaeum rubridurum sp. nov. is proposed. The type strain is MH1-16-3T ( = JCM 16108T = CECT 7535T).


2013 ◽  
Vol 63 (Pt_2) ◽  
pp. 484-489 ◽  
Author(s):  
Hangsak Huy ◽  
Long Jin ◽  
Young-Ki Lee ◽  
Keun Chul Lee ◽  
Jung-Sook Lee ◽  
...  

A Gram-negative, non-motile, non-spore-forming and rod-shaped bacterial strain, CH15-1T, was isolated from a sediment sample taken from Daechung Reservoir, South Korea, during the late-blooming period of cyanobacteria. Strain CH15-1T grew optimally at pH 7.0 and 30 °C. A phylogenetic analysis based on 16S rRNA gene sequences confirmed that strain CH15-1T belongs to the genus Arenimonas with the similarity range from 92.6–97.4 % and is closely related to Arenimonas oryziterrae YC6267T (97.4 %), Arenimonas composti TR7-09T (95.4 %), Arenimonas metalli CF5-1T (94.7 %), Arenimonas malthae CC-JY-1T (94.6 %) and Arenimonas donghaensis HO3-R19T (92.6 %). However, the DNA–DNA hybridization between strain CH15-1T and the closest strain, Arenimonas oryziterrae YC6267T, was 8.9–12.9 %. The DNA G+C content was 63.9 mol% compared to A. oryziterrae YC626T, 65.8 mol%. Strain CH15-1T included Q-8 as the major ubiquinone and phosphatidylethanolamine, phosphatidylglycerol, diphosphatidylglycerol and phosphatidylmonomethylethanolamine as the major polar lipids. The major fatty acids (>5 %) were iso-C15 : 0, iso-C16 : 0, iso-C14 : 0, iso-C11 : 0 3-OH, iso-C17 : 0 and summed feature 9 (iso-C17 : 1ω9c and/or C16 : 0 10-methyl). On the basis of phylogenetic, phenotypic and genetic data, strain CH15-1T was classified in the genus Arenimonas as a member of a novel species, for which the name Arenimonas daechungensis sp. nov. is proposed. The type strain is CH15-1T ( = KCTC 23553T = DSM 24763T).


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