Microscopic examination of bacteria in Fe(III)-oxide deposited from ground water.

abstract：:Microbial biodiversity provides an increasingly important source of medically and industrially useful compounds. We have isolated 14 actinomycete species from a collection of approximately 300 plant stem samples from the upper Amazonian rainforest in Peru. All of the cultured isolates produce substances with inhibitor...

journal_title：Microbial ecology

authors： Bascom-Slack CA,Ma C,Moore E,Babbs B,Fenn K,Greene JS,Hann BD,Keehner J,Kelley-Swift EG,Kembaiyan V,Lee SJ,Li P,Light DY,Lin EH,Schorn MA,Vekhter D,Boulanger LA,Hess WM,Vargas PN,Strobel GA,Strobel SA

更新日期：2009-08-01 00:00:00

abstract：:Analysis of continuous culture methodology suggests that this potentially powerful tool for kinetic analysis can be improved by minimizing several inherent shortcomings. Medium background substrates - organic carbon, phosphate, and manganese - were shown to dominate kinetic observations at concentrations below chemica...

journal_title：Microbial ecology

authors： Law AT,Robertson BR,Dunker SS,Button DK

更新日期：1975-12-01 00:00:00

abstract：:The recovery of bdellovibrios from estuarine sediments over an annual cycle was studied. Greater numbers of the predators were recovered in sediment than in the water column. Increases in the number of bdellovibrios recovered from sediment over various periods of time suggest that multiplication of the predators occur...

journal_title：Microbial ecology

authors： Williams HN

更新日期：1988-01-01 00:00:00

abstract：:Chilas and Hunza areas, located in the Main Mantle Thrust and Main Karakoram Thrust of the Himalayas, host a range of geochemically diverse hot springs. This Himalayan geothermal region encompassed hot springs ranging in temperature from 60 to 95 °C, in pH from 6.2 to 9.4, and in mineralogy from bicarbonates (Tato Fie...

journal_title：Microbial ecology

authors： Amin A,Ahmed I,Salam N,Kim BY,Singh D,Zhi XY,Xiao M,Li WJ

更新日期：2017-07-01 00:00:00

abstract：:A simple agar plating method for the description of microbial communities is described. This method is based on the quantification of the numbers of bacterial colonies in 6-7 age-based classes as they appear on agar media over a period of 6-10 days. The method can be used to quantify microbial communities in different...

journal_title：Microbial ecology

authors： De Leij FA,Whipps JM,Lynch JM

更新日期：1994-01-01 00:00:00

abstract：:Taxonomic and genetic diversities of microbial communities disturbed by chemical pollutants were lower than in undisturbed reference communities. The dominant populations within the disturbed communities had enhanced physiological tolerances and substrate utilization capabilities, indicating that generalized physiolog...

journal_title：Microbial ecology

authors： Atlas RM,Horowitz A,Krichevsky M,Bej AK

更新日期：1991-12-01 00:00:00

abstract：:Didymosphenia geminata (Lyngbye) M. Schmidt is a stalked freshwater diatom that is expanding its range globally. In some rivers, D. geminata forms thick and expansive polysaccharide-dominated mats. Like other stalked diatoms, D. geminata cells attach to the substratum with a pad of adhesive extracellular polymeric sub...

journal_title：Microbial ecology

authors： Brandes J,Kuhajek JM,Goodwin E,Wood SA

更新日期：2016-10-01 00:00:00

abstract：:Sediment input to the Illinois River has drastically decreased river depth and reduced habitats for aquatic organisms. Dredging is being used to remove sediment from the Illinois River, and the dredged sediment is being applied to the surface of a brownfield site in Chicago with the goal of revegetating the site. In o...

journal_title：Microbial ecology

authors： Baniulyte D,Favila E,Kelly JJ

更新日期：2009-01-01 00:00:00

abstract：:Animal manure from modern animal agriculture constitutes the single largest source of antibiotic resistance (AR) owing to the use of large quantities of antibiotics. After animal manure enters the environment, the AR disseminates into the environment and can pose a potentially serious threat to the health and well-bei...

journal_title：Microbial ecology

authors： Chen J,Michel FC Jr,Sreevatsan S,Morrison M,Yu Z

更新日期：2010-10-01 00:00:00

abstract：:The ability of strains of the genusRhodococcus to transform chlorinated phenolic compounds was studied. Noninduced cells of several strains ofRhodococcus, covering at least eight species, were found to attack mono-, di-, and trichlorophenols by hydroxylation at theortho position to chlorocatechols. 3-chlorophenol and ...

journal_title：Microbial ecology

authors： Häggblom MM,Janke D,Salkinoja-Salonen MS

更新日期：1989-09-01 00:00:00

abstract：:The impact of the oxygen supply rate (OSR) on the metabolic activity and on the composition of hexadecane-degrading bacterial communities in a quasi-anoxic milieu (nominal DOT = 0%) was studied in continuous cultures containing intertidal sediment. The dilution rate was kept constant at 0.035 h-1. The OSR was stepwise...

journal_title：Microbial ecology

authors： Berthe-Corti L,Bruns A

更新日期：2001-07-01 00:00:00

abstract：:We studied the relationship between testate amoebae (Protozoa) communities and the depth to the water table (DWT), pH, conductivity, and microhabitat type in Sphagnum dominated peatlands of north-western Poland and built predictive (transfer function) models for inferring DWT and pH based on the testate amoebae commun...

journal_title：Microbial ecology

authors： Lamentowicz M,Mitchell EA

更新日期：2005-07-01 00:00:00

abstract：:An enrichment culture method is described for quantifying the activity of hydrocarbon oxidizing bacteria in water and sediments. Application of the procedure indicated that the hydrocarbon oxidizing potential of environmental samples reflects the hydrocarbon burden of the area, the ability of the microflora to utilize...

journal_title：Microbial ecology

authors： Caparello DM,Larock PA

更新日期：1975-03-01 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：:Huanglongbing (HLB), caused by Candidatus Liberibacter asiaticus (CLas), an uncultured α-proteobacterium, is the most destructive disease of citrus trees worldwide. In previous studies, trunk injections of penicillin reduced CLas titers and HLB symptoms in citrus. However, antibiotic effects on the whole plant microbi...

journal_title：Microbial ecology

authors： Ascunce MS,Shin K,Huguet-Tapia JC,Poudel R,Garrett KA,van Bruggen AHC,Goss EM

更新日期：2019-08-01 00:00:00

abstract：:Wild Japanese macaques (Macaca fuscata Blyth) living in the highland and lowland areas of Yakushima are known to have different diets, with highland individuals consuming more leaves. We aim to clarify whether and how these differences in diet are also reflected by gut microbial composition and fermentation ability. T...

journal_title：Microbial ecology

authors： Hanya G,Tackmann J,Sawada A,Lee W,Pokharel SS,de Castro Maciel VG,Toge A,Kuroki K,Otsuka R,Mabuchi R,Liu J,Hatakeyama M,Yamasaki E,von Mering C,Shimizu-Inatsugi R,Hayakawa T,Shimizu KK,Ushida K

更新日期：2020-08-01 00:00:00

abstract：:Marine Crenarchaeota represent a widespread and abundant microbial group in marine ecosystems. Here, we investigated the abundance, diversity, and distribution of planktonic Crenarchaeota in the epi-, meso-, and bathypelagic zones at three stations in the South China Sea (SCS) by analysis of crenarchaeal 16S rRNA gene...

journal_title：Microbial ecology

authors： Hu A,Jiao N,Zhang CL

更新日期：2011-10-01 00:00:00

abstract：:The quantitative uptake of latex beads of different sizes and of live cells by 14 species of ciliates was studied. The functional response (uptake rate as function of food particle concentration) can be fitted to a hyperbolic function and this can be explained in terms of the function of the mouth apparatus. Each spec...

journal_title：Microbial ecology

authors： Fenchel T

更新日期：1980-03-01 00:00:00

abstract：:The influence of bacterial communities on the formation of carbonate deposits such as moonmilk was investigated in Altamira Cave (Spain). The study focuses on the relationship between the bacterial communities at moonmilk deposits and those forming white colonizations, which develop sporadically throughout the cave. U...

journal_title：Microbial ecology

authors： Portillo MC,Gonzalez JM

更新日期：2011-01-01 00:00:00

abstract：:Nitrogen (N) is one of the most common limiting nutrients for primary production in terrestrial ecosystems. Soil microbes transform organic N into inorganic N, which is available to plants, but soil microbe activity in drylands is sometimes critically suppressed by environmental factors, such as low soil substrate ava...

journal_title：Microbial ecology

authors： Iwaoka C,Imada S,Taniguchi T,Du S,Yamanaka N,Tateno R

更新日期：2018-05-01 00:00:00

abstract：:Microbial communities within oxygen minimum zones (OMZs) are crucial drivers of marine biogeochemical cycles; however, we still lack an understanding of how these communities are distributed across an OMZ. We explored vertical (from 5 to 500 m depth) and horizontal (coast to open ocean) distribution of bacterioplankto...

journal_title：Microbial ecology

authors： Pajares S,Varona-Cordero F,Hernández-Becerril DU

更新日期：2020-10-01 00:00:00

abstract：:Bacterial symbionts on frog skin can reduce the growth of the chytrid fungus Batrachochytrium dendrobatidis (Bd) through production of inhibitory metabolites. Bacteria can be effective at increasing the resistance of amphibians to chytridiomycosis when added to amphibian skin, and isolates can be screened for producti...

journal_title：Microbial ecology

authors： Yasumiba K,Bell S,Alford R

更新日期：2016-01-01 00:00:00

abstract：:A biflagellated protozoan was isolated from an acidic drainage stream located inside a disused pyrite mine. The stream contained copious amounts of "acid streamer" bacterial growths, and the flagellate was observed in situ apparently grazing the streamer bacteria. The protozoan was obligately acidophilic, growing betw...

journal_title：Microbial ecology

authors： McGinness S,Johnson DB

更新日期：1992-01-01 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：:Selective nucleic acid intercalating dyes--ethidium monoazide (EMA) and propidium monoazide (PMA)--represent one of the most successful recent approaches to detect viable cells (as defined by an intact cell membrane) by PCR and have been effectively evaluated in different microorganisms. However, some practical limita...

journal_title：Microbial ecology

authors： Fittipaldi M,Codony F,Adrados B,Camper AK,Morató J

更新日期：2011-01-01 00:00:00

abstract：:> Abstract Claims that organisms can be cultured from amber, if substantiated, would be significant contributions to our understanding of the evolution, tenacity, and potential spread of life. Three reports on the isolation of organisms from amber have been published. Cano and Borucki recently reported the isolation o...

journal_title：Microbial ecology

authors： Greenblatt CL,Davis A,Clement BG,Kitts CL,Cox T,Cano RJ

更新日期：1999-07-01 00:00:00

abstract：:The original article contained mistakes in the authors' affiliations. ...

journal_title：Microbial ecology

authors： Torralba MG,Aleti G,Li W,Moncera KJ,Lin YH,Yu Y,Masternak MM,Golusinski W,Golusinski P,Lamperska K,Edlund A,Freire M,Nelson KE

更新日期：2020-11-20 00:00:00

abstract：:In this paper we present a method of isolation and morphological and physiological characterization of groundwater bacteria based on numerical taxonomy and cluster analysis, and using a miniaturized test system (microtiter plates). Bacteria were isolated randomly on P-agar, and each strain was characterized in regard ...

journal_title：Microbial ecology

authors： Kölbel-Boelke J,Tienken B,Nehrkorn A

更新日期：1988-07-01 00:00:00

abstract：:Abstract Interactions between natural bacterial assemblages and dissolved organic carbon (DOC) were investigated in two complementary batch experiments. In the first, a positive relationship was found between the proportion of electron transport system (ETS) active bacteria and the diversity of DOC in microcosms enric...

journal_title：Microbial ecology

authors： Gayte X,Fontvieille D,Wilkinson KJ

更新日期：1999-10-01 00:00:00

abstract：:We investigated the dynamics and diversity of heterotrophic bacteria, autotrophic and heterotrophic flagellates, and ciliates from March to July 2002 in the surface waters (0-50 m) of Lake Bourget. The heterotrophic bacteria consisted mainly of "small" cocci, but filaments (>2 microm), commonly considered to be grazin...

journal_title：Microbial ecology

authors： Comte J,Jacquet S,Viboud S,Fontvieille D,Millery A,Paolini G,Domaizon I

更新日期：2006-07-01 00:00:00