4,927 results match your criteria unidentified lipids


Maribacter hydrothermalis sp. nov., Isolated from Shallow-Sea Hydrothermal Systems Off Kueishantao Island.

Curr Microbiol 2021 May 15. Epub 2021 May 15.

State Key Laboratory of Marine Environmental Science, Fujian Key Laboratory of Marine Carbon Sequestration, Xiamen University, Xiamen, China.

A Gram-stain-negative, strictly aerobic, yellow-pigmented bacterial strain, designated as T28, was isolated from seawater of the shallow-sea hydrothermal system, Kueishantao Islet, Taiwan, China. Cells were oxidase-negative and catalase-positive rods without gliding motility. Growth was observed at 10-40 °C (optimum, 30 °C), at pH 5. Read More

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sp. nov., isolated from the respiratory tract of , and sp. nov., isolated from the lung tissue of .

Int J Syst Evol Microbiol 2021 May;71(5)

Shanghai Institute for Emerging and Re-emerging Infectious Diseases, Shanghai Public Health Clinical Center, Shanghai 201508, PR China.

Four Gram-stain-positive, non-motile and asporous bacilli (strains ZJ-599, ZJ-621, MC1420 and MC1482), isolated from animal tissue and environmental samples collected on the Qinghai-Tibet Plateau, PR China, were taxonomically characterized. Based on the results of 16S rRNA gene sequence analyses, the closest relatives of strains ZJ-599 and ZJ-621 were LMM-1653 (97.5 %), M408/89/1 (96. Read More

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Taishania pollutisoli gen. nov., sp. nov., Isolated from Tetrabromobisphenol A-Contaminated Soil.

Curr Microbiol 2021 May 11. Epub 2021 May 11.

Key Lab of Microbiological Engineering of Agricultural Environment, Department of Microbiology, College of Life Sciences, Ministry of Agriculture, Nanjing Agricultural University, 210095, Nanjing, People's Republic of China.

Strain CZZ-1 was isolated from long-term TBBPA-contaminated soil Zaozhuang city, Shandong province, People's Republic of China. CZZ-1 was pink-pigmented, Gram-stain-negative, rod-shaped, non-motile and aerobic. The 16S rRNA gene analysis indicated that strain CZZ-1 shows high similarities to Fluviicola taffensis DSM 16823 (92. Read More

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Adipocytes Provide Fatty Acids to Acute Lymphoblastic Leukemia Cells.

Front Oncol 2021 22;11:665763. Epub 2021 Apr 22.

Diabetes and Obesity Program, Center for Endocrinology, Diabetes and Metabolism, Children's Hospital Los Angeles, Los Angeles, CA, United States.

Background: There is increasing evidence that adipocytes play an active role in the cancer microenvironment. We have previously reported that adipocytes interact with acute lymphoblastic leukemia (ALL) cells, contributing to chemotherapy resistance and treatment failure. In the present study, we investigated whether part of this resistance is due to adipocyte provision of lipids to ALL cells. Read More

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Devosia aurantiaca sp. nov., Isolated from Mountain Soil and Proposal of Albitalea gen. nov. to Replace the Illegitimate Prokaryotic Genus Name Geomonas Khan et al. 2020.

Curr Microbiol 2021 May 7. Epub 2021 May 7.

Department of Life Science, Chung-Ang University, 84, HeukSeok-Ro, Dongjak-Gu, Seoul, 06974, Republic of Korea.

Strain H239, a gram-negative, strictly aerobic, and oxidase-positive, and catalase-negative bacterium, was isolated from mountain soil in Gangwon-do of South Korea. Colonies were orange colored, and cells were motile rods with a single polar flagellum. Growth was observed between 25 and 30 °C (optimum, 30 °C), between pH 7. Read More

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Maricaulis alexandrii sp. nov., a novel active bioflocculants-bearing and dimorphic prosthecate bacterium isolated from marine phycosphere.

Antonie Van Leeuwenhoek 2021 May 4. Epub 2021 May 4.

Department of Marine Chemistry, Zhejiang Ocean University, Zhoushan, China.

An aerobic, Gram-stain-negative, straight or curved rods and dimorphic prosthecate bacterium designated as strain LZ-16-1 was isolated from phycosphere microbiota of routinely laboratory-cultured and highly-toxic marine dinoflagellate Alexandrium catenella LZT09. Strain LZ-16-1 produces active bioflocculanting exopolysaccharides (EPS). Cells were dimorphic with non-motile prostheca, or non-stalked and motile by a single polar flagellum. Read More

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Characterization of the Aerobic Anoxygenic Phototrophic Bacterium sp. AAP5.

Microorganisms 2021 Apr 6;9(4). Epub 2021 Apr 6.

Centre Algatech, Institute of Microbiology, Czech Academy of Sciences, 379 81 Třeboň, Czech Republic.

An aerobic, yellow-pigmented, bacteriochlorophyll -producing strain, designated AAP5 (=DSM 111157=CCUG 74776), was isolated from the alpine lake Gossenköllesee located in the Tyrolean Alps, Austria. Here, we report its description and polyphasic characterization. Phylogenetic analysis of the 16S rRNA gene showed that strain AAP5 belongs to the bacterial genus and has the highest pairwise 16S rRNA gene sequence similarity with (98. Read More

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sp. nov. and sp. nov., isolated from the gut of larvae of , reclassification of as comb. nov. and emended description of the genus .

Int J Syst Evol Microbiol 2021 Apr;71(4)

Agricultural Microbiology Division, Wanju-gun, Jeollabuk-do 55365, Republic of Korea.

Two bacterial strains, FWR-8 and CFWR-9, were isolated from the gut of larvae of that were raised at the National Institute of Agricultural Sciences, Wanju-gun, Republic of Korea. Both strains were strictly aerobic, Gram-stain-positive and non-motile. Strain FWR-8 possessed the highest sequence similarity (98. Read More

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gen. nov., sp. nov., isolated from a Kuwait tidal flat.

Int J Syst Evol Microbiol 2021 Apr;71(4)

Department of Biological Sciences, Faculty of Science, Kuwait University, Safat 13060, Kuwait.

A Gram-stain-positive, strictly aerobic, spore-forming, rod-shaped and non-motile bacterium designated strain SIJ1 was obtained from tidal flat sediment collected from the northern shore of Kuwait Bay, northwest of the Arabian Gulf. Strain SIJ1 grew optimally at 30 °C and pH 7-8 in the presence of 6 % (w/v) NaCl. The cell-wall peptidoglycan was based on -diaminopimelic acid and an unsaturated menaquinone with seven isoprene units (MK-7) was the predominant respiratory quinone. Read More

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Salicibibacter cibarius sp. nov. and Salicibibacter cibi sp. nov., two novel species of the family Bacillaceae isolated from kimchi.

J Microbiol 2021 May 28;59(5):460-466. Epub 2021 Apr 28.

Division of Research and Development, World Institute of Kimchi, Gwangju, 61755, Republic of Korea.

To date, all species in the genus Salicibibacter have been isolated in Korean commercial kimchi. We aimed to describe the taxonomic characteristics of two strains, NKC5-3 and NKC21-4, isolated from commercial kimchi collected from various regions in the Republic of Korea. Cells of these strains were rod-shaped, Gram-positive, aerobic, oxidase- and catalase-positive, non-motile, halophilic, and alkalitolerant. Read More

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gen. nov., sp. nov., a novel member of the family isolated from pit clay used for making Chinese strong aroma-type liquor.

Int J Syst Evol Microbiol 2021 Apr;71(4)

Key Laboratory of Industrial Biotechnology of Ministry of Education, School of Biotechnology, Jiangnan University, Wuxi 214122, PR China.

An anaerobic, Gram-stain-positive, rod-shaped, motile and spore-forming bacterium, designated strain LBM18003, was isolated from pit clay used for making Chinese strong aroma-type liquor. Growth occurred at 20-40 °C (optimum, 30-37 °C), pH 4.5-9. Read More

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sp. nov., isolated from deep-sea sediment of the Pacific Ocean.

Int J Syst Evol Microbiol 2021 Apr;71(4)

School of Environment, Harbin Institute of Technology, Harbin, PR China.

A novel Gram-stain-negative, facultatively anaerobic, rod-shaped bacterium, designated as D167-6-1, was isolated from deep-sea sediment collected from the Pacific Ocean. The cells were catalase- and oxidase-positive, and motile by means of peritrichous flagella. Growth occurred at NaCl concentrations ranging from 0 to 19 % (optimum, 2-8 %, w/v), from pH 6 to 11 (optimum, 7-8) and at temperatures between 4 and 45 °C (optimum, 33 °C). Read More

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Draconibacterium halophilum sp. nov., A Halophilic Bacterium Isolated from Marine Sediment.

Curr Microbiol 2021 Apr 27. Epub 2021 Apr 27.

Department of Biology, Jeju National University, 102 Jejudaehak-ro, Jeju, 63243, South Korea.

A Gram-stain-negative, long-rod shaped, and facultatively anaerobic bacterium, designated as strain M1, was isolated from the marine sediment of Jeju Island, South Korea. Strain M1 was found to be catalase- and oxidase-positive, light yellow-pigmented, non-motile, and non-flagellated, growing optimally at 30 °C, pH 7.0, and in the presence of 3% (w/v) NaCl. Read More

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Sulfitobacter alexandrii sp. nov., a new microalgae growth-promoting bacterium with exopolysaccharides bioflocculanting potential isolated from marine phycosphere.

Antonie Van Leeuwenhoek 2021 Apr 24. Epub 2021 Apr 24.

Department of Marine Chemistry, Zhejiang Ocean University, Zhoushan, China.

Marine phycosphere harbors unique cross-kingdom associations with enormous ecological significance in aquatic ecosystems as well as relevance for algal biotechnology industry. During our investigating the microbial composition and bioactivity of marine phycosphere microbiota (PM), a novel lightly yellowish and versatile bacterium designated strain AM1-D1 was isolated from cultivable PM of marine dinoflagellate Alexandrium minutum amtk4 that produces high levels of paralytic shellfish poisoning toxins (PSTs). Strain AM1-D1 demonstrates notable bioflocculanting bioactivity with bacterial exopolysaccharides (EPS), and microalgae growth-promoting (MGP) potential toward its algal host. Read More

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sp. nov., isolated from a freshwater stream.

Int J Syst Evol Microbiol 2021 Apr;71(4)

Department of Biological Sciences and Bioengineering, Inha University, Incheon 22212, Republic of Korea.

A Gram-stain-negative, aerobic, non-motile and rod-shaped bacterium, designated as IMCC34836, was isolated from a freshwater stream. Phylogenetic analysis based on 16S rRNA gene sequences revealed that strain IMCC34836 was most closely related to HW001 (of the family ) with 95.6 % sequence similarity and formed a robust clade with HW001. Read More

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sp. nov. and sp. nov., isolated from saline soil and a salt mine.

Int J Syst Evol Microbiol 2021 Apr;71(4)

School of Food and Biological Engineering, Jiangsu University, Zhenjiang 212013, PR China.

A polyphasic study was undertaken to determine the taxonomic position of two halophilic archaeal strains, TH32 and YPL4, isolated from saline soil and a salt mine in PR China, respectively. Strains TH32 and YPL4 both have two dissimilar 16S rRNA genes. The two strains exhibited sequence similarities of 91. Read More

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Pikeienuella piscinae gen. nov., sp. nov., a novel genus in the family Rhodobacteraceae.

J Microbiol 2021 Apr 20. Epub 2021 Apr 20.

Department of Microbiology, Pukyong National University, Busan, 48513, Republic of Korea.

A novel bacterium, designated strain RR4-56, was isolated from a biofilter of a seawater recirculating aquaculture system. The 16S rRNA gene sequence analysis showed that the isolate was closely related to Halovulum dunhuangense YYQ-30 (92.6%), Albimonas donghaensis DS2 (91. Read More

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Massilia aromaticivorans sp. nov., a  BTEX Degrading Bacterium Isolated from Arctic Soil.

Curr Microbiol 2021 May 17;78(5):2143-2150. Epub 2021 Apr 17.

Department of Agricultural Biotechnology and Research Institute of Agriculture and Life Sciences, Seoul National University, Seoul, 08826, Republic of Korea.

A novel BTEX degrading bacterial strain, designated ML15P13, was isolated from Arctic soil at the Svalbard Islands, Norway, using an enrichment culture technique. This isolate is Gram-negative, aerobic, motile with multiple flagella at one polar end, and rod-shaped. Growth was observed at 4-35 °C, pH 6. Read More

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Microbacterium helvum sp. nov., a novel actinobacterium isolated from cow dung.

Arch Microbiol 2021 Apr 16. Epub 2021 Apr 16.

Key Laboratory of Agricultural Microbiology of Heilongjiang Province, Northeast Agricultural University, No. 59 Mucai Street, Xiangfang District, Harbin, 150030, People's Republic of China.

A Gram-positive, aerobic, non-motile, non-spore-forming, short rod-shaped strain, NEAU-LLC, was isolated from cow dung in Shangzhi City, Heilongjiang Province, Northeast China and identified by a polyphasic taxonomic study. Colonies was light yellow, round, with entire margin. Strain NEAU-LLC was grown at 15-45 ℃ and pH 6. Read More

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Halomonas maris sp. nov., a moderately halophilic bacterium isolated from sediment in the southwest Indian Ocean.

Arch Microbiol 2021 Apr 15. Epub 2021 Apr 15.

Key Laboratory of Marine Genetic Resources, Third Institute of Oceanography, Ministry of Natural Resources, Xiamen, 361005, China.

A halophilic, Gram-staining-negative, rod-shaped, flagellated and motile bacterium, strain QX-1, was isolated from deep-sea sediment at a depth of 3332 m in the southwestern Indian Ocean. Strain QX-1 growth was observed at 4-50 °C (optimum 37 °C), pH 5.0-11. Read More

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sp. nov., isolated from blood of an immunocompromised patient.

Int J Syst Evol Microbiol 2021 Apr;71(4)

Department of Laboratory Medicine, Chung-Ang University College of Medicine, Seoul, Republic of Korea.

A novel Gram-stain-negative, facultative aerobic and rod-shaped bacterium, designated as MKL-01 and isolated from the blood of immunocompromised patient, was genotypically and phenotypically characterized. The colonies were found to be creamy yellow and convex. Phylogenetic analysis based on 16S rRNA gene and whole-genome sequences revealed that strain MKL-01 was most closely related to LMG 5886, present within a large cluster in the genus . Read More

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Microbulbifer hainanensis sp. nov., a moderately halopilic bacterium isolated from mangrove sediment.

Antonie Van Leeuwenhoek 2021 Apr 12. Epub 2021 Apr 12.

College of Food and Pharmaceutical Sciences, Li Dak Sum Yip Yio Chin Kenneth Li Marine Biopharmaceutical Research Center, Ningbo University, Ningbo, 315800, People's Republic of China.

A new bacterium was successfully isolated from a mangrove sediment sample in Haikou City, Hainan Province, China. The organism is a Gram-negative, rod-shaped, non-motile and strictly aerobic bacterium, named NBU-8HK146. Strain NBU-8HK146 was able to grow at temperatures of 10-40 °C, at salinities of 0-11% (w/v) and at pH 5. Read More

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Rouxiella aceris sp. nov., isolated from tree sap and the emended description of the genus Rouxiella.

Antonie Van Leeuwenhoek 2021 Apr 11. Epub 2021 Apr 11.

Department of Biological Sciences and Biotechnology, Hannam University, Daejon, 34054, Republic of Korea.

Polyphasic taxonomic studies were performed for the seven strains, which were isolated from sap extracted from Acer pictum in Mt. Halla in Jeju, Republic of Korea. Cells of all the isolates were Gram-reaction-negative, facultatively anaerobic, short rods and contained the major isoprenoid quinone of Q-8, the predominant fatty acids of C and C cyclo and the major polar lipids including phosphatidylethanolamine, phosphatidylglycerol and an unidentified aminophospholipid. Read More

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sp. nov., isolated from the pod of soybean, .

Int J Syst Evol Microbiol 2021 Apr;71(4)

Medical Laser Research Center, Dankook University, Cheonan 31116, Republic of Korea.

Soybean pods, separated and enclosed from the outside environment, are considered a suitable place to find new microbes. A Gram-stain-negative, aerobic bacterium, bacterial strain (YB22) was isolated from the pod of (soybean) collected from a rural area in Republic of Korea and characterized by using polyphasic taxonomy. Cells of the strain were rod-shaped (approximately 0. Read More

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Marivivens aquimaris sp. nov., isolated from seawater.

Arch Microbiol 2021 Apr 9. Epub 2021 Apr 9.

Microbial Biotechnology Research Center, Jeonbuk Branch Institute, Korea Research Institute of Bioscience and Biotechnology (KRIBB), 181 Ipsin-gil, Jeongeup, Jeonbuk, 56212, Republic of Korea.

A Gram-stain-negative, strictly aerobic, non-flagellated, rod-shaped bacterium, designated GSB7, was isolated from seawater collected at the Yellow Sea coast of South Korea. Catalase and oxidase activities were positive. Growth occurred at pH 6. Read More

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Thalassobius aquimarinus sp. nov., isolated from the Sea of Japan seashore.

Arch Microbiol 2021 Apr 8. Epub 2021 Apr 8.

G.B. Elyakov Pacific Institute of Bioorganic Chemistry, Far Eastern Branch, Russian Academy of Sciences, Prospect 100 Let Vladivostoku, 159, Vladivostok, 690022, Russia.

An aerobic, Gram-negative, non-pigmented non-motile bacterium designed КMM 8518 was isolated from a seawater sampled from the Sea of Japan seashore. Strain КMM 8518 grew at 7-42 °C and in the presence of 1-7% NaCl. The phylogenetic analyses based on 16S rRNA gene and whole-genome sequences placed the novel strain КMM 8518 into the genus Thalassobius as a separate lineage. Read More

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Moheibacter lacus sp. nov., Isolated from Freshwater Lake Sediment.

Curr Microbiol 2021 May 3;78(5):2160-2164. Epub 2021 Apr 3.

Marine College, Shandong University, Weihai, 264209, Shandong, People's Republic of China.

A Gram-stain-negative, yellow-pigmented, rod-shaped, strictly aerobic, non-motile bacterium, designated BDHS18, was isolated from the sediment of the Hasuhai Lake, China. Phylogenetic analysis based on 16S rRNA gene sequences revealed that this strain belongs to the genus Moheibacter in the family Flavobacteriaceae and its closest relative was Moheibacter sediminis JCM 19634 (96.0%), followed by Moheibacter stercoris DSM 29388 (95. Read More

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Marinisubtilis pacificus gen. nov., sp. nov., a Member of the Family Microbacteriaceae Isolated From a Deep-Sea Seamount.

Curr Microbiol 2021 May 2;78(5):2136-2142. Epub 2021 Apr 2.

Institute of Oceanology, Chinese Academy of Sciences, Qingdao, 266071, China.

A Gram-stain-positive, yellow, aerobic, slender rod-shaped bacterial strain, designated KN1116, was isolated from a deep-sea seamount. Phylogenetic analysis based on 16S rRNA gene sequence showed that strain KN1116 was related to the genus Chryseoglobus and had highest 16S rRNA gene sequence identity with Chryseoglobus frigidaquae CW1 (98.5%). Read More

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Genetic Deletion of Trace-Amine Associated Receptor 9 (TAAR9) in Rats Leads to Decreased Blood Cholesterol Levels.

Int J Mol Sci 2021 Mar 14;22(6). Epub 2021 Mar 14.

Institute of Translational Biomedicine, Saint Petersburg State University, Universitetskaya nab., 7-9, 199034 Saint Petersburg, Russia.

In the last two decades, interest has grown significantly in the investigation of the role of trace amines and their receptors in mammalian physiology and pathology. Trace amine-associated receptor 9 (TAAR9) is one of the least studied members of this receptor family with unidentified endogenous ligands and an unknown role in the central nervous system and periphery. In this study, we generated two new TAAR9 knockout (TAAR9-KO) rat strains by CRISPR-Cas9 technology as in vivo models to evaluate the role of TAAR9 in mammalian physiology. Read More

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Brachybacterium halotolerans sp. nov., a halotolerant, endophytic actinomycete isolated from branch of Bruguiera gymnoirhiza.

Antonie Van Leeuwenhoek 2021 Apr 1. Epub 2021 Apr 1.

Life Sciences Institute, Zunyi Medical University, Zunyi, 563006, People's Republic of China.

A novel, aerobic, moderately halophilic Gram-positive actinomycete, strain MASK1Z-5 was isolated from a surface-sterilized branch of Bruguiera gymnoirhiza in Shankou Mangrove Nature Reserve, Guangxi, China. The taxonomic position of the strain was investigated using a polyphasic approach. Strain MASK1Z-5 tolerated up to 20% (w/v) NaCl (optimum 0-7%), and grew at pH 5. Read More

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