Comparative proteomics of the toxigenic diazotroph Raphidiopsis raciborskii (cyanobacteria) in response to iron.

abstract：:Euryarchaea from the genus Halorhabdus have been found in hypersaline habitats worldwide, yet are represented by only two isolates: Halorhabdus utahensis AX-2(T) from the shallow Great Salt Lake of Utah, and Halorhabdus tiamatea SARL4B(T) from the Shaban deep-sea hypersaline anoxic lake (DHAL) in the Red Sea. We seque...

journal_title：Environmental microbiology

authors： Werner J,Ferrer M,Michel G,Mann AJ,Huang S,Juarez S,Ciordia S,Albar JP,Alcaide M,La Cono V,Yakimov MM,Antunes A,Taborda M,da Costa MS,Hai T,Glöckner FO,Golyshina OV,Golyshin PN,Teeling H,MAMBA Consortium.

更新日期：2014-08-01 00:00:00

abstract：:The well-known role of antibiotics in killing sensitive organisms has been challenged by the effects they exert at subinhibitory concentrations. Unfortunately, there are very few published reports on the advantages these molecules may confer to their producers. This study describes the construction of a genetically ve...

journal_title：Environmental microbiology

authors： Prajapati D,Kumari N,Dave K,Chatupale V,Pohnerkar J

更新日期：2019-02-01 00:00:00

abstract：:Variability in the lipopolysaccharide (LPS) of the two most prevalent Salmonella serotypes causing food-borne salmonellosis was assessed using gas chromatography analysis of neutral sugars from 43 Salmonella enterica serovar Enteritidis (S. Enteritidis) and 20 Salmonella enterica serovar Typhimurium (S. Typhimurium) i...

journal_title：Environmental microbiology

authors： Parker CT,Liebana E,Henzler DJ,Guard-Petter J

更新日期：2001-05-01 00:00:00

abstract：:We evaluated Streptomyces biogeography in soils along a 1200 km latitudinal transect across New Zealand (NZ). Streptomyces diversity was examined using high-throughput sequencing of rpoB amplicons generated with a Streptomyces specific primer set. We detected 1287 Streptomyces rpoB operational taxonomic units (OTUs) w...

journal_title：Environmental microbiology

authors： Higgins SA,Panke-Buisse K,Buckley DH

更新日期：2020-12-07 00:00:00

abstract：:Viral production was determined in the sub-Antarctic zone (SAZ) to the southwest and southeast of Tasmania and in the Polar Frontal zone (PFZ) of the Australian sector of the Southern Ocean during Austral summer (January-February 2007). Concentrations of viruses were the lowest (6.6 x 10(9) particles l(-1)) in the PFZ...

journal_title：Environmental microbiology

authors： Evans C,Pearce I,Brussaard CP

更新日期：2009-11-01 00:00:00

abstract：:Root endophytic fungi are found in a great variety of plants and ecosystems, but the ecological drivers of their biogeographic distribution are poorly understood. Here, we investigate the occurrence of root endophytes in the non-mycorrhizal plant genus Microthlaspi, and the effect of environmental factors and geograph...

journal_title：Environmental microbiology

authors： Glynou K,Ali T,Buch AK,Haghi Kia S,Ploch S,Xia X,Çelik A,Thines M,Maciá-Vicente JG

更新日期：2016-09-01 00:00:00

abstract：:Bacillus anthracis, Bacillus cereus and Bacillus thuringiensis have been described as members of the Bacillus cereus group but are, in fact, one species. B. anthracis is a mammal pathogen, B. thuringiensis an entomopathogen and B. cereus a ubiquitous soil bacterium and an occasional human pathogen. In two clinical iso...

journal_title：Environmental microbiology

authors： Mignot T,Denis B,Couture-Tosi E,Kolstø AB,Mock M,Fouet A

更新日期：2001-08-01 00:00:00

abstract：:American foulbrood (AFB) caused by the bee pathogenic bacterium Paenibacillus larvae is the most devastating bacterial disease of honey bees worldwide. From AFB-dead larvae, pure cultures of P. larvae can normally be cultivated indicating that P. larvae is able to defend its niche against all other bacteria present. R...

journal_title：Environmental microbiology

authors： Garcia-Gonzalez E,Müller S,Ensle P,Süssmuth RD,Genersch E

更新日期：2014-05-01 00:00:00

abstract：:Intensive microbial growth typically observed in laboratory rarely occurs in nature. Because of severe nutrient deficiency, natural populations exhibit near-zero growth (NZG). There is a long-standing controversy about sustained NZG, specifically whether there is a minimum growth rate below which cells die or whether ...

journal_title：Environmental microbiology

authors： Panikov NS,Mandalakis M,Dai S,Mulcahy LR,Fowle W,Garrett WS,Karger BL

更新日期：2015-01-01 00:00:00

abstract：:Specialized organotrophic Bacteria 'syntrophs' and methanogenic Archaea 'methanogens' form a unique metabolic interaction to accomplish cooperative mineralization of organic compounds to CH4 and CO2 . Due to challenges in cultivation of syntrophs, mechanisms for how their organotrophic catabolism circumvents thermodyn...

journal_title：Environmental microbiology

authors： Nobu MK,Narihiro T,Liu M,Kuroda K,Mei R,Liu WT

更新日期：2017-11-01 00:00:00

abstract：:Nutrient scarcity is a common condition in nature, but the resulting extremely low growth rates (below 0.025 h(-1) ) are an unexplored research area in Bacillus subtilis. To understand microbial life in natural environments, studying the adaptation of B. subtilis to near-zero growth conditions is relevant. To this end...

journal_title：Environmental microbiology

authors： Overkamp W,Ercan O,Herber M,van Maris AJ,Kleerebezem M,Kuipers OP

更新日期：2015-02-01 00:00:00

abstract：:The roles of individual bacterioplankton species in the re-mineralization of algal biomass are poorly understood. Evidence from molecular data had indicated that a spring diatom bloom in the German Bight of the North Sea in 2009 was followed by a rapid succession of uncultivated bacterioplankton species, including mem...

journal_title：Environmental microbiology

authors： Hahnke RL,Bennke CM,Fuchs BM,Mann AJ,Rhiel E,Teeling H,Amann R,Harder J

更新日期：2015-10-01 00:00:00

abstract：:Marine Group II archaea are widely distributed in global oceans and dominate the total archaeal community within the upper euphotic zone of temperate waters. However, factors controlling the distribution of MGII are poorly delineated and the physiology and ecological functions of these still-uncultured organisms remai...

journal_title：Environmental microbiology

authors： Xie W,Luo H,Murugapiran SK,Dodsworth JA,Chen S,Sun Y,Hedlund BP,Wang P,Fang H,Deng M,Zhang CL

更新日期：2018-02-01 00:00:00

abstract：:The role of archetypal ribonucleases (RNases) in the physiology and stress endurance of the soil bacterium and metabolic engineering platform Pseudomonas putida KT2440 has been inspected. To this end, variants of this strain lacking each of the most important RNases were constructed. Each mutant lacked either one exor...

journal_title：Environmental microbiology

authors： Apura P,de Lorenzo V,Arraiano CM,Martínez-García E,Viegas SC

更新日期：2021-01-01 00:00:00

abstract：:Secondary metabolites (SMs) are crucial for fungi and vary in function from beneficial antibiotics to pathogenicity factors. To generate diversified SMs that enable different functions, SM-coding regions rapidly evolve in fungal genomes. However, the driving force and genetic mechanism of fungal SM diversification in ...

journal_title：Environmental microbiology

authors： Zhong Z,Lin L,Zheng H,Bao J,Chen M,Zhang L,Tang W,Ebbole DJ,Wang Z

更新日期：2020-07-01 00:00:00

abstract：:In response to global warming, increasing quantities of tDOM are transported through estuaries from land to the sea. In this study, we investigated microbial responses to increased tDOM concentrations in three salinity regimes (salinity: 32, 7 and 3) characteristic of the Baltic Sea. Mesocosm experiments performed in ...

journal_title：Environmental microbiology

authors： Herlemann DPR,Manecki M,Dittmar T,Jürgens K

更新日期：2017-08-01 00:00:00

abstract：:The anaerobic oxidation of methane (AOM) is one of the major sinks for methane on earth and is known to be mediated by at least two phylogenetically different groups of anaerobic methanotrophic Archaea (ANME-I and ANME-II). We present the first comparative in vitro study of the environmental regulation and physiology ...

journal_title：Environmental microbiology

authors： Nauhaus K,Treude T,Boetius A,Krüger M

更新日期：2005-01-01 00:00:00

abstract：:To obtain new amidases of biocatalytic relevance, we used microorganisms indigenous to different types of soil and sediment as a source of DNA for the construction of environmental gene banks, following two different strategies. In one case, DNA was isolated from soil without preceding cultivation to preserve a high d...

journal_title：Environmental microbiology

authors： Gabor EM,de Vries EJ,Janssen DB

更新日期：2004-09-01 00:00:00

abstract：:Over the last 15 years classical culturing and environmental PCR techniques have revealed a modest number of genuinely new major lineages of protists; however, some new groups have greatly influenced our understanding of eukaryote evolution. We used culturing techniques to examine the diversity of free-living protists...

journal_title：Environmental microbiology

authors： Kolisko M,Silberman JD,Cepicka I,Yubuki N,Takishita K,Yabuki A,Leander BS,Inouye I,Inagaki Y,Roger AJ,Simpson AG

更新日期：2010-10-01 00:00:00

abstract：:Resistance Nodulation cell Division (RND) efflux pumps are known to contribute to the tolerance of Pseudomonas putida to aromatic hydrocarbons, but their role in antibiotic resistance has not been fully elucidated. In this study, two types of single-step multidrug-resistant (MDR) mutants were selected in vitro from re...

journal_title：Environmental microbiology

authors： Puja H,Comment G,Chassagne S,Plésiat P,Jeannot K

更新日期：2020-12-01 00:00:00

abstract：:Sulphoquinovosyldiacylglycerols (SQDG) are polar sulphur-containing membrane lipids, whose presence has been related to a microbial strategy to adapt to phosphate deprivation. In this study, we have targeted the sqdB gene coding the uridine 5'-diphosphate-sulphoquinovose (UDP-SQ) synthase involved in the SQDG biosynth...

journal_title：Environmental microbiology

authors： Villanueva L,Bale N,Hopmans EC,Schouten S,Damsté JS

更新日期：2014-03-01 00:00:00

abstract：:Alcanivorax is an alkane-degrading marine bacterium which propagates and becomes predominant in crude-oil-containing seawater when nitrogen and phosphorus nutrients are supplemented. In order to understand why Alcanivorax overcomes other bacteria under such cultural conditions, competition experiments between Alcanivo...

journal_title：Environmental microbiology

authors： Hara A,Syutsubo K,Harayama S

更新日期：2003-09-01 00:00:00

abstract：:The ascidian Cystodytes dellechiajei (Della Valle, 1877) (phylum Chordata, class Ascidiacea, family Polycitoridae) is a colonial tunicate that inhabits benthic rock environments in the Atlantic, Pacific and Indian Oceans, as well as the Mediterranean Sea. Its life cycle has two phases, the adult sessile colony and the...

journal_title：Environmental microbiology

authors： Martínez-García M,Díaz-Valdés M,Wanner G,Ramos-Esplá A,Antón J

更新日期：2007-02-01 00:00:00

abstract：:The presence of two insertion sequences, IS406 and IS407, was tested by polymerase chain reaction (PCR) amplification in 25 strains representing 15 Burkholderia species and the close relative Ralstonia pickettii. A total of 50% of the 25 strains contained at least one of the two insertion sequences (ISs) and a statist...

journal_title：Environmental microbiology

authors： Miché L,Faure D,Blot M,Cabanne-Giuli E,Balandreau J

更新日期：2001-12-01 00:00:00

abstract：:Pseudomonas aeruginosa is a Gram-negative opportunistic pathogen that infects immunocompromised patients and trauma victims and causes fatal lung infections in people with cystic fibrosis. This microorganism produces a number of virulence factors, one of which is lipopolysaccharide (LPS), which has been shown to media...

journal_title：Environmental microbiology

authors： Daniels C,Griffiths C,Cowles B,Lam JS

更新日期：2002-12-01 00:00:00

abstract：:The cyclohexane derivative cis-2-(carboxymethyl)cyclohexane-1-carboxylic acid [(1R,2R)-/(1S,2S)-2-(carboxymethyl)cyclohexane-1-carboxylic acid] has previously been identified as metabolite in the pathway of anaerobic degradation of naphthalene by sulfate-reducing bacteria. We tested the corresponding CoA esters of iso...

journal_title：Environmental microbiology

authors： Weyrauch P,Zaytsev AV,Stephan S,Kocks L,Schmitz OJ,Golding BT,Meckenstock RU

更新日期：2017-07-01 00:00:00

abstract：:Interactions between phytoplankton and bacteria play major roles in global biogeochemical cycles and oceanic nutrient fluxes. These interactions occur in the microenvironment surrounding phytoplankton cells, known as the phycosphere. Bacteria in the phycosphere use either chemotaxis or attachment to benefit from algal...

journal_title：Environmental microbiology

authors： Fei C,Ochsenkühn MA,Shibl AA,Isaac A,Wang C,Amin SA

更新日期：2020-11-01 00:00:00

abstract：:The biology of biofilm in deep-sea environments is barely being explored. Here, biofilms were developed at the brine pool (characterized by limited carbon sources) and the normal bottom water adjacent to Thuwal cold seeps. Comparative metagenomics based on 50 Gb datasets identified polysaccharide degradation, nitrate ...

journal_title：Environmental microbiology

authors： Zhang W,Wang Y,Bougouffa S,Tian R,Cao H,Li Y,Cai L,Wong YH,Zhang G,Zhou G,Zhang X,Bajic VB,Al-Suwailem A,Qian PY

更新日期：2015-10-01 00:00:00

abstract：:The depolymerase enzyme (DpoL1) encoded by the T7-like phage L1 efficiently degrades amylovoran, an important virulence factor and major component of the extracellular polysaccharide (EPS) of its host, the plant pathogen Erwinia amylovora. Mass spectrometry analysis of hydrolysed EPS revealed that DpoL1 cleaves the ga...

journal_title：Environmental microbiology

authors： Born Y,Fieseler L,Klumpp J,Eugster MR,Zurfluh K,Duffy B,Loessner MJ

更新日期：2014-07-01 00:00:00

abstract：:Here it is reported the first detection of DV-chl a together with the usual chl a in the marine dinoflagellate Alexandrium ostenfeldii from the Baltic Sea. Growth response and photosynthetic parameters were examined at two irradiances (80 and 240 μmol photons m(-2) s(-1)) and temperatures (15 °C and 19 °C) in a diviny...

journal_title：Environmental microbiology

authors： Rodríguez F,Garrido JL,Sobrino C,Johnsen G,Riobó P,Franco J,Aamot I,Ramilo I,Sanz N,Kremp A

更新日期：2016-02-01 00:00:00