Competition of two suspension-feeding protozoan populations for a growing bacterial population in continuous culture.

abstract：:Two areas of Chesapeake Bay, Colgate Creek in Baltimore Harbor and Eastern Bay, are presently under study, with routine sampling of water and sediment for petroleum-degrading microorganisms (bacteria, yeasts, and fungi) by direct plating and enrichment culture. Selected physical and chemical parameters are recorded fo...

journal_title：Microbial ecology

authors： Walker JD,Colwell RR

更新日期：1974-12-01 00:00:00

abstract：:Numerous studies demonstrated that endophytic microbes can promote plant growth and increase plant stress resistance. We aimed at isolating poplar endophytes able to increase their hosts' fitness both in nutrient-limited and polluted environments. To achieve this goal, endophytic bacteria and fungi were isolated from ...

journal_title：Microbial ecology

authors： Schmidt CS,Lovecká P,Mrnka L,Vychodilová A,Strejček M,Fenclová M,Demnerová K

更新日期：2018-05-01 00:00:00

abstract：:Although ammonia-oxidizing bacteria (AOB) are likely to play a key role in the soil nitrogen cycle, we have only a limited understanding of how the diversity and composition of soil AOB communities change across ecosystem types. We examined 23 soils collected from across North America and used sequence-based analyses ...

journal_title：Microbial ecology

authors： Fierer N,Carney KM,Horner-Devine MC,Megonigal JP

更新日期：2009-08-01 00:00:00

abstract：:Biofilm-produced and commercially-purified a- and b-glucosidase and alkaline phosphatase were subjected to different spectral portions of natural and artificial light and exposed to various humic substances to elucidate their impact on enzyme activities. Photochemical degradation of all enzymes occurred under differen...

journal_title：Microbial ecology

authors： Espeland EM,Wetzel RG

更新日期：2001-12-01 00:00:00

abstract：:The bacteria Vibrio parahaemolyticus is an important component of coastal ecosystems worldwide, and in recent years, V. parahaemolyticus has caused several cases of food-borne gastroenteritis. However, research investigating which parameters are important in regulating V. parahaemolyticus abundance in tropical areas w...

journal_title：Microbial ecology

authors： Rehnstam-Holm AS,Atnur V,Godhe A

更新日期：2014-01-01 00:00:00

abstract：:Soil contamination with heavy metals is a widespread problem, especially prominent on grounds lying in the vicinity of mines, smelters, and other industrial facilities. Many such areas are located in Southern Poland; they are polluted mainly with Pb, Zn, Cd, or Cu, and locally also with Cr. As for now, little is known...

journal_title：Microbial ecology

authors： Gołębiewski M,Deja-Sikora E,Cichosz M,Tretyn A,Wróbel B

更新日期：2014-04-01 00:00:00

abstract：:A growing body of evidence now supports the isolation of microorganisms from ancient materials. However, questions about the stringency of extraction methods and the genetic relatedness of isolated organisms to their closest living relatives continue to challenge the authenticity of these ancient life forms. Previous ...

journal_title：Microbial ecology

authors： Greenblatt CL,Baum J,Klein BY,Nachshon S,Koltunov V,Cano RJ

更新日期：2004-07-01 00:00:00

abstract：:Energy redistribution between growth and maintenance in salt-stressed cells is especially important for bacteria living in estuarine environments. In this study, Gram-negative bacterium Vibrio sp. DSM14379, isolated from the estuarine waters of the northern Adriatic Sea, was grown aerobically in a peptone-yeast extrac...

journal_title：Microbial ecology

authors： Danevčič T,Stopar D

更新日期：2011-07-01 00:00:00

abstract：:Salt marshes are unique ecosystem of which a microbial community is expected to be affected by global climate change. In this study, by using T-RFLP analysis, quantitative PCR, and pyrosequencing, we comprehensively analyzed the microbial community structure responding to elevated CO2 (eCO2) and N addition in a salt m...

journal_title：Microbial ecology

authors： Lee SH,Megonigal PJ,Kang H

更新日期：2017-10-01 00:00:00

abstract：:More than 50% of all anthropogenic N2O emissions come from the soil. Drained Histosols that are used for agricultural purposes are particularly potent sources of denitrification due to higher stocks of organic matter and fertiliser application. However, conditions that favour denitrification can vary considerably acro...

journal_title：Microbial ecology

authors： Schulz S,Kölbl A,Ebli M,Buegger F,Schloter M,Fiedler S

更新日期：2017-11-01 00:00:00

abstract：:The hypolithic microbial community associated with quartz pavement at a high-altitude tundra location in central Tibet is described. A small-scale ecological survey indicated that 36% of quartz rocks were colonized. Community profiling using terminal restriction fragment length polymorphism revealed no significant dif...

journal_title：Microbial ecology

authors： Wong FK,Lacap DC,Lau MC,Aitchison JC,Cowan DA,Pointing SB

更新日期：2010-11-01 00:00:00

abstract：:A previously unknown association between a luminous bacterium, Vibrio harveyi, and a benthic hydrozoan, Aglaophenia octodonta, is described. Aglaophenia hydrocladia showed a clear fluorescence in the folds along the hydrocaulus and at the base of the hydrotheca, suggesting the presence of luminous bacteria. This hypot...

journal_title：Microbial ecology

authors： Stabili L,Gravili C,Piraino S,Boero F,Alifano P

更新日期：2006-11-01 00:00:00

abstract：:The lower respiratory tract has been previously considered sterile in a healthy state, but advances in culture-independent techniques for microbial identification and characterization have revealed that the lung harbors a diverse microbiome. Although research on the lung microbiome is increasing and important question...

journal_title：Microbial ecology

authors： Kostric M,Milger K,Krauss-Etschmann S,Engel M,Vestergaard G,Schloter M,Schöler A

更新日期：2018-02-01 00:00:00

abstract：:The colonization and succession of diazotrophs are essential for the development of organic soil layers in desert. We examined the succession of diazotrophs in the well-established revegetated areas representing a chronosequence of 0 year (control), 22 years (restored artificially since 1981), 57 years (restored artif...

journal_title：Microbial ecology

authors： Wang J,Bao JT,Li XR,Liu YB

更新日期：2016-01-01 00:00:00

abstract：:In this study, we hypothesized that sympatrically grown farmed fish, i.e. fish which experience similar environmental conditions and nutritionally similar diets, would have more convergent gut microbiota. Using a "common garden" approach, we identified the core microbiota and bacterial community structure differences ...

journal_title：Microbial ecology

authors： Nikouli E,Meziti A,Smeti E,Antonopoulou E,Mente E,Kormas KA

更新日期：2021-02-01 00:00:00

abstract：:Mediterranean forests own distinct characteristics resulting from climate, soil, and vegetation that affect soil microbial communities' assembly and their associated functions. We initiated a multi-scalar analysis of environmental drivers of soil functioning to (1) identify pertinent factorial scales and (2) determine...

journal_title：Microbial ecology

authors： Brunel C,Da Silva AF,Gros R

更新日期：2020-10-01 00:00:00

abstract：:Viable bacteria were found in permafrost core samples from the Kolyma-Indigirka lowland of northeast Siberia. The samples were obtained at different depths; the deepest was about 3 million years old. The average temperature of the permafrost is -10 degrees C. Twenty-nine bacterial isolates were characterized by 16S rD...

journal_title：Microbial ecology

authors： Shi T,Reeves RH,Gilichinsky DA,Friedmann EI

更新日期：1997-05-01 00:00:00

abstract：:The depth-dependent, seasonal, and diel variability of virus numbers, dissolved DNA (D-DNA), and other microbial parameters was investigated in the northern Adriatic Sea. During periods of water stratification, we found higher virus abundances and virus/bacterium ratios (VBRs) as well as a larger variability of D-DNA ...

journal_title：Microbial ecology

authors： Weinbauer MG,Fuks D,Puskaric S,Peduzzi P

更新日期：1995-07-01 00:00:00

abstract：:Abnormality and disease in sponges have been widely reported, yet how sponge-associated microbes respond correspondingly remains inconclusive. Here, individuals of the sponge Carteriospongia foliascens under abnormal status were collected from the Rabigh Bay along the Red Sea coast. Microbial communities in both healt...

journal_title：Microbial ecology

authors： Gao ZM,Wang Y,Lee OO,Tian RM,Wong YH,Bougouffa S,Batang Z,Al-Suwailem A,Lafi FF,Bajic VB,Qian PY

更新日期：2014-10-01 00:00:00

abstract：:The diversity and the community structure of sulfate-reducing bacteria (SRB) in an anaerobic continuous bioreactor used for treatment of a sulfate-containing wastewater were investigated by fluorescence in situ hybridization. Hybridization to the 16S rRNA probe EUB338 for the domain Bacteria was performed, followed by...

journal_title：Microbial ecology

authors： Icgen B,Moosa S,Harrison ST

更新日期：2007-01-01 00:00:00

abstract：:Lichens host highly diverse microbial communities, with bacteria being one of the most explored groups in terms of their diversity and functioning. These bacteria could partly originate from symbiotic propagules developed by many lichens and, perhaps more commonly and depending on environmental conditions, from differ...

journal_title：Microbial ecology

authors： Leiva D,Fernández-Mendoza F,Acevedo J,Carú M,Grube M,Orlando J

更新日期：2021-01-06 00:00:00

abstract：:Qualitative and quantitative investigations were made on the luminous bacteria associated with the gut of pond cultured milk fishChanos chanos. Significant differences in luminous bacterial numbers were found between gut and pond water and between gut and pond sediment, but not between pond water and sediment. No sign...

journal_title：Microbial ecology

authors： Ramesh A,Nandakumar R,Venugopalan VK

更新日期：1986-06-01 00:00:00

abstract：:One of the major challenges in microbial ecology for the future is to establish links between structural and functional biodiversity. This is particularly difficult when one is interested in a phylogenetically diversified function such as denitrification. The data banks are very rich in functional gene sequences (nirS...

journal_title：Microbial ecology

authors： Goregues CM,Michotey VD,Bonin PC

更新日期：2005-02-01 00:00:00

abstract：:Genetically engineeredErwinia carotovora persisted significantly longer in thermally perturbed microcosms (35 days) than in nonstressed microcosms (5 days). Decreased pressure of competitors and predators and increased nutrient availability were examined as the most probable reasons for greater vulnerability of pertur...

journal_title：Microbial ecology

authors： Scanferlato VS,Lacy GH,Cairns J Jr

更新日期：1990-12-01 00:00:00

abstract：:A strain-specific immunofluorescence assay for enumeration of a marine denitrifying bacterium was developed and applied in the marine environment. The polyclonal antiserum for Pseudomonas stutzeri (ATCC 14405) did not react with other pseudomonads, other heterotrophs, or autotrophic nitrifying strains. The abundance o...

journal_title：Microbial ecology

authors： Ward BB,Cockcroft AR

更新日期：1993-05-01 00:00:00

abstract：:The River Warnow is the drinking water source for the city of Rostock. Its eutrophic status is accompanied by high amounts of bacteria, which may reach up to 24 x 10(6) cells mL(-1) as recorded during a seasonal study in 2002. Because the river is eutrophic and also heavily loaded with organic matter, this burden is a...

journal_title：Microbial ecology

authors： Freese HM,Karsten U,Schumann R

更新日期：2006-01-01 00:00:00

abstract：:Yeast communities of decayingStenocereus gummosus were analyzed for spatial, temporal, and physiological characteristics. Analysis of random samples within plants, between plants, and between localities shows that the species proportions of the yeast community are relatively constant within plants and between localiti...

journal_title：Microbial ecology

authors： Starmer WT

更新日期：1982-06-01 00:00:00

abstract：:Bacterial populations association with phytoplankton cultures used as food for bivalve larvae were enumerated and identified from their partial 16S rDNA gene sequences. Microalgae were provided from different European hatcheries during the larval production season. Average concentration (direct counts) of bacteria ran...

journal_title：Microbial ecology

authors： Nicolas JL,Corre S,Cochard JC

更新日期：2004-10-01 00:00:00

abstract：:Assimilatory nitrate reductase gene fragments were isolated from epiphytes and plankton associated with seagrass blades collected from Tampa Bay, Florida, USA. Nitrate reductase genes from diatoms (NR) and heterotrophic bacteria (nasA) were amplified by polymerase chain reaction (PCR) using two sets of degenerate prim...

journal_title：Microbial ecology

authors： Adhitya A,Thomas FI,Ward BB

更新日期：2007-11-01 00:00:00

abstract：:A temporal temperature gradient gel electrophoresis (TTGE) method was developed to determine the diversity of methanogen populations in the rumen. Tests with amplicons from genomic DNA from 12 cultured methanogens showed single bands for all strains, with only two showing apparently comigrating bands. Fingerprints of ...

journal_title：Microbial ecology

authors： Nicholson MJ,Evans PN,Joblin KN

更新日期：2007-07-01 00:00:00