Characterization of nifH gene expression, modification and rearrangement in Nodularia spumigena strain AV1.

abstract：:Anthropogenic hyperalkaline sites provide an environment that is analogous to proposed cementitious geological disposal facilities (GDF) for radioactive waste. Under anoxic, alkaline conditions cellulosic wastes will hydrolyze to a range of cellulose degradation products (CDP) dominated by isosaccharinic acids (ISA). ...

journal_title：FEMS microbiology ecology

authors： Charles CJ,Rout SP,Garratt EJ,Patel K,Laws AP,Humphreys PN

更新日期：2015-08-01 00:00:00

abstract：:A large number of antibiotic-resistant P. aeruginosa isolates are continuously discharged into natural water basins mainly through sewage. However, the environmental reservoirs of antibiotic resistance factors are poorly understood. In this study, the antibiotic resistance patterns of 245 isolates from various aquatic...

journal_title：FEMS microbiology ecology

authors： Olga P,Apostolos V,Alexis G,George V,Athena M

更新日期：2016-05-01 00:00:00

abstract：:Truffles are hypogeous ectomycorrhizal fungi. They belong to the genus Tuber and are currently considered a hot spot in fungal biology due to their ecological and economic relevance. Among all the species, Tuber magnatum is the most appreciated because of its special taste and aroma. The aim of this work was to set up...

journal_title：FEMS microbiology ecology

authors： Zampieri E,Murat C,Cagnasso M,Bonfante P,Mello A

更新日期：2010-01-01 00:00:00

abstract：:Bacterial production in glacial runoff and aquatic habitats along a c. 500 m transect from the ablation area of a Svalbard glacier (Midre Lovénbreen, 79 degrees N, 12 degrees E) down to a series of proglacial lakes in its forefield were assessed. In addition, a series of in situ experiments were conducted to test how ...

journal_title：FEMS microbiology ecology

authors： Mindl B,Anesio AM,Meirer K,Hodson AJ,Laybourn-Parry J,Sommaruga R,Sattler B

更新日期：2007-02-01 00:00:00

abstract：:An integrated modeling framework was developed to assess physical, biological and chemical processes in the sediment and at the sediment-water interface. Special focus is laid on the description of different functional groups of bacteria as defined according to their metabolic pathways, including fermentation, methano...

journal_title：FEMS microbiology ecology

authors： Wirtz KW

更新日期：2003-12-01 00:00:00

abstract：:This study evaluated the carriage of AmpC and extended-spectrum beta-lactamase (ESBL) genes and associated plasmids in faecal bacteria of Canadian corvids. Faecal samples from 449 birds in five roosting sites across Canada were analyzed using selective media, screening for AmpC and ESBL genes by PCR, and sequencing. G...

journal_title：FEMS microbiology ecology

authors： Jamborova I,Janecko N,Halova D,Sedmik J,Mezerova K,Papousek I,Kutilova I,Dolejska M,Cizek A,Literak I

更新日期：2018-11-01 00:00:00

abstract：:Using different techniques of molecular biology we investigated the bacterial diversity of the chemocline of the meromictic Lake Cadagno. Cloning of a total community 16S rDNA PCR product and subsequent screening with a combination of amplified ribosomal DNA restriction analysis and temporal temperature gradient gel e...

journal_title：FEMS microbiology ecology

authors： Bosshard PP,Santini Y,Grüter D,Stettler R,Bachofen R

更新日期：2000-02-01 00:00:00

abstract：:Antibiotic-resistant bacteria, nutrients and antibiotics that enter the soil by means of manure may enhance the proportion of bacteria displaying antibiotic resistance among soil bacteria and may affect bacterial community structure and function. To investigate the effect of manure and amoxicillin added to manure on s...

journal_title：FEMS microbiology ecology

authors： Binh CT,Heuer H,Gomes NC,Kotzerke A,Fulle M,Wilke BM,Schloter M,Smalla K

更新日期：2007-12-01 00:00:00

abstract：:The biology and biochemistry of plasmid transfer in soil bacteria is currently under active investigation because of its central role in prokaryote adaptation and evolution. In this work, we examined the conjugal properties of the cryptic plasmids present in a collection of the N(2)-fixing legume-symbiont Sinorhizobiu...

journal_title：FEMS microbiology ecology

authors： Pistorio M,Giusti MA,Del Papa MF,Draghi WO,Lozano MJ,Tejerizo GT,Lagares A

更新日期：2008-09-01 00:00:00

abstract：:Abstract Microbial sulfate reduction is an important metabolic activity in many reduced habitats. However, little is known about the sulfate-reducing communities inhabiting petroleum hydrocarbon (PHC)-contaminated freshwater aquifer sediments. The purpose of this study was to identify the groups of sulfate-reducing ba...

journal_title：FEMS microbiology ecology

authors： Kleikemper J,Pelz O,Schroth MH,Zeyer J

更新日期：2002-10-01 00:00:00

abstract：:Phylogenetic analyses of ribosomal RNA gene sequences (rDNAs) retrieved from an Australian desert soil sample (Sturt National Park) revealed the presence of a number of clones which branched deeply from the high GC Gram-positive division line of descent. The most abundant group of these clones were related to Rubrobac...

journal_title：FEMS microbiology ecology

authors： Holmes AJ,Bowyer J,Holley MP,O'Donoghue M,Montgomery M,Gillings MR

更新日期：2000-08-01 00:00:00

abstract：:Improving our understanding of antibiotic resistance in soils is important for the protection of human, animal and ecological health. In south-central Idaho, antibiotic resistance genes (ARGs) [blaCTX-M-1, erm(B), sul1, tet(B), tet(M) and tet(X)] and a class 1 integron-integrase gene (intI1) were quantified in agricul...

journal_title：FEMS microbiology ecology

authors： Dungan RS,Strausbaugh CA,Leytem AB

更新日期：2019-06-01 00:00:00

abstract：:The influence of biotic and environmental variables on the abundance of virus-like particles (VLP) and lysogeny was investigated by examining 10 Antarctic lakes in the Vestfold Hills, Antarctica, in the Austral Spring. Abundances of viruses and bacteria and bacterial metabolic activity were estimated using SYBR Gold (...

journal_title：FEMS microbiology ecology

authors： Säwström C,Pearce I,Davidson AT,Rosén P,Laybourn-Parry J

更新日期：2008-01-01 00:00:00

abstract：:The sea anemone Entacmaea medusivora (Actiniaria, Anthozoa) commonly feeds on the golden jellyfish Mastigias papua (Rhizostomeae, Scyphozoa) which harbours an endosymbiotic dinoflagellate of the genus Cladocopium (Symbiodiniaceae). In this study, we monitored the photosynthetic activity of the endosymbiotic microalgae...

journal_title：FEMS microbiology ecology

authors： Vega de Luna F,Dang KV,Cardol M,Roberty S,Cardol P

更新日期：2019-10-01 00:00:00

abstract：:Cetaceans have evolved from herbivorous terrestrial artiodactyls closely related to ruminants and hippopotamuses. Delphinidae, a family included in this order, represent an extreme and successful re-adaptation of mammalian physiology to the marine habitat and piscivorous diet. The anatomical aspects of Delphinidae suc...

journal_title：FEMS microbiology ecology

authors： Soverini M,Quercia S,Biancani B,Furlati S,Turroni S,Biagi E,Consolandi C,Peano C,Severgnini M,Rampelli S,Brigidi P,Candela M

更新日期：2016-04-01 00:00:00

abstract：:The aim of this study was to determine if arbuscular mycorrhizal (AM) colonisation influences rhizosphere bacteria differently depending on plant species. Thus, the effect of AM colonisation (Glomus intraradices) on rhizosphere bacteria of subterranean clover, cucumber, leek and maize was studied. The bacterial activi...

journal_title：FEMS microbiology ecology

authors： Söderberg KH,Olsson PA,Bååth E

更新日期：2002-06-01 00:00:00

abstract：:Koinobiont parasitoids regulate the physiology of their hosts, possibly interfering with the host gut microbiota and ultimately impacting parasitoid development. We used the parasitoid Cotesia flavipes to investigate if the regulation of the host would also affect the host gut microbiota. We also wondered if the effec...

journal_title：FEMS microbiology ecology

authors： Cavichiolli de Oliveira N,Cônsoli FL

更新日期：2020-02-01 00:00:00

abstract：:On-board flow cytometric determinations of picoplankton abundance (i.e. Synechococcus spp., Prochlorococcus spp., picoeukaryotes and also heterotrophic bacteria) were obtained in the East China Sea in fall of 2000 and 2003. The average abundances of Synechococcus, Prochlorococcus, picoeukaryotes and heterotrophic bact...

journal_title：FEMS microbiology ecology

authors： Pan LA,Zhang LH,Zhang J,Gasol JM,Chao M

更新日期：2005-04-01 00:00:00

abstract：:Occurrence of entomopathogenic fungi on phylloplanes in Tilia × europaea crowns between 1 and 13 m was assessed in urban parks. Prevalence of fungal infections in ladybirds (Coleoptera: Coccinellidae) collected from Tilia × europaea was assessed to determine whether fungi found on phylloplanes also occurred as infecti...

journal_title：FEMS microbiology ecology

authors： Howe AG,Ravn HP,Jensen AB,Meyling NV

更新日期：2016-09-01 00:00:00

abstract：:Microbial community composition is essential for aquatic ecosystem functions and has been explored across diverse environments and various spatial scales. However, documented patterns are often based on samples from spatially/geographically separated locations or sites. Here, we define sampling volume as spatial scale...

journal_title：FEMS microbiology ecology

authors： Liang JL,Li XJ,Shu HY,Wang P,Kuang JL,Liu J,Zhang MM,Shu WS,Huang LN

更新日期：2017-10-01 00:00:00

abstract：:This study investigated the response of antibiotic resistance genes (ARGs) to nanosilver (Ag) in lab-scale nitrifying sequencing batch reactors (SBRs), compared to Ag(+)-dosed and undosed controls. Quantitative polymerase chain reaction (q-PCR) targeting sul1, tet(O), ermB and the class I integron gene intI1 and corre...

journal_title：FEMS microbiology ecology

authors： Ma Y,Metch JW,Yang Y,Pruden A,Zhang T

更新日期：2016-03-01 00:00:00

abstract：:We measured growth of a phenanthrene-degrading bacterium, Arthrobacter, strain RP17, in Forbes soil, amended with 500 µg g(-1) phenanthrene using a quantitative competitive polymerase chain reaction method. The inoculum, which was not indigenous to Forbes soil, grew from 5.55x10(5) colony forming units (cfu) g(-1) to ...

journal_title：FEMS microbiology ecology

authors： Schwartz E,V Trinh S,M Scow K

更新日期：2000-10-01 00:00:00

abstract：:We combined denaturing gradient gel electrophoresis (DGGE), catalysed reporter deposition-FISH (CARD-FISH) and clone libraries to investigate the seasonality of the bacterial assemblage composition in north-west Mediterranean coastal waters. DGGE analysis indicated that bacterial diversity changed gradually throughout...

journal_title：FEMS microbiology ecology

authors： Alonso-Sáez L,Balagué V,Sà EL,Sánchez O,González JM,Pinhassi J,Massana R,Pernthaler J,Pedrós-Alió C,Gasol JM

更新日期：2007-04-01 00:00:00

abstract：:Antimicrobial resistance is one of the most significant challenges facing the global medical community and can be attributed to the use and misuse of antibiotics. This includes use as growth promoters or for prophylaxis and treatment of bacterial infection in intensively farmed livestock from where antibiotics can ent...

journal_title：FEMS microbiology ecology

authors： Cleary DW,Bishop AH,Zhang L,Topp E,Wellington EM,Gaze WH

更新日期：2016-10-01 00:00:00

abstract：:The rhizosphere and phyllosphere microbial communities of transgenic potatoes producing fructan were studied in comparison with isogenic controls and conventional varieties in a field release experiment over a period of 3 years. Population densities and 16S rRNA gene-based terminal restriction fragment length polymorp...

journal_title：FEMS microbiology ecology

authors： Becker R,Behrendt U,Hommel B,Kropf S,Ulrich A

更新日期：2008-11-01 00:00:00

abstract：:Infants experience a dramatic change in their food in the first year after birth when they shift from breast milk to solid food. This results in a large change in presence of indigestible polysaccharides, a primary energy resource of gut microbes. How the gut microbiota adapts to this dietary shift has not been well e...

journal_title：FEMS microbiology ecology

authors： Ye L,Das P,Li P,Ji B,Nielsen J

更新日期：2019-11-01 00:00:00

abstract：:In the present study, it was sought to compare yeast microbiota of wild and captive Macrobrachium amazonicum and evaluate the antifungal susceptibility and production of virulence factors by the recovered isolates of Candida spp. Additionally, cultivation water was monitored for the presence of fungi. Overall, 26 yeas...

journal_title：FEMS microbiology ecology

authors： Brilhante RS,Paiva MA,Sampaio CM,Teixeira CE,Castelo-Branco DS,Leite JJ,Moreira CA,Silva LP,Cordeiro RA,Monteiro AJ,Sidrim JJ,Rocha MF

更新日期：2011-05-01 00:00:00

abstract：:Prolonged lack of enteral feeding has a negative impact on gut physiology, potentially via microbiota modulation. The aims were to investigate the impact of fasting and post-prandial changes in canine jejunal microbiota. To study post-prandial effects, jejunal brushings were analyzed in 8 healthy fistulated dogs 15 mi...

journal_title：FEMS microbiology ecology

authors： Kasiraj AC,Harmoinen J,Isaiah A,Westermarck E,Steiner JM,Spillmann T,Suchodolski JS

更新日期：2016-06-01 00:00:00

abstract：:Glaciers accumulate airborne microorganisms year by year and thus are good archives of microbial communities and their relationship to climatic and environmental changes. Hypotheses have focused on two possible drivers of microbial community composition in glacier systems. One is aeolian deposition, in which the micro...

journal_title：FEMS microbiology ecology

authors： Xiang SR,Shang TC,Chen Y,Yao TD

更新日期：2009-11-01 00:00:00

abstract：:Although most chitons (Mollusca: Polyplacophora) are shallow-water molluscs, diverse species also occur in deep-sea habitats. We investigated the feeding strategies of two species, Leptochiton boucheti and Nierstraszella lineata, recovered on sunken wood sampled in the western Pacific, close to the Vanuatu Islands. Th...

journal_title：FEMS microbiology ecology

authors： Duperron S,Pottier MA,Léger N,Gaudron SM,Puillandre N,Le Prieur S,Sigwart JD,Ravaux J,Zbinden M

更新日期：2013-03-01 00:00:00