Effects of grazer presence on genetic structure of a phenotypically diverse diatom population.

abstract：:The predatory activity of bdellovibrios is affected by various environmental pollutants such as detergents, heavy metals, and pesticides. This was shown in a two-membered system ofBdellovibrio andPhotobacterium, in which the effect of the predator on the bioluminescence of the prey indicated the activity of the former...

journal_title：Microbial ecology

authors： Varon M,Shilo M

更新日期：1981-06-01 00:00:00

abstract：:In this report, four Bacillus strains were tested for effects on plant fitness and disease protection of oilseed rape (Brassica napus). The strains belonged to newly discovered plant-associated Bacillus amyloliquefaciens and a recently proposed species, Bacillus endophyticus. The fungal pathogens tested represented di...

journal_title：Microbial ecology

authors： Danielsson J,Reva O,Meijer J

更新日期：2007-07-01 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：:Bees forage for pollen and nectar at flowers but simultaneously acquire pathogenic, commensal, and likely beneficial microbes from these same flowers. Characterizing pollen usage of wild bees is therefore crucial to their conservation yet remains a challenging task. To understand pollen usage across landscapes and how...

journal_title：Microbial ecology

authors： McFrederick QS,Rehan SM

更新日期：2019-02-01 00:00:00

abstract：:Transect studies were conducted to determine the relative effects of zinc, lead, and cadmium pollution on microorganisms occurring on hawthorn leaves at varying distances from a smelting complex.Sporobolomyces roseus was absent from the most heavily contaminated leaves but, although lead was inhibitory, other environm...

journal_title：Microbial ecology

authors： Bewley RJ,Campbell R

更新日期：1980-09-01 00:00:00

abstract：:Thymidine incorporation into DNA is widely used to estimate rates of bacterial growth and secondary production in aquatic systems. The procedure requires the use of several conversion factors and assumptions to convert rates of thymidine uptake to rates of carbon production. Perhaps the most controversial of the conve...

journal_title：Microbial ecology

authors： Chrzanowski TH,Simek K,Sada RH,Williams S

更新日期：1993-03-01 00:00:00

abstract：:The microbial structure within, between, and over time in decaying cladodes of the common prickly pearOpuntia stricta was studied at each of two separate localities. In general, the effective number of yeast species and yeast species diversity increased as the rot aged to the observed maximum time of 4 weeks. Yeast he...

journal_title：Microbial ecology

authors： Barker JS,Starmer WT,Vacek DC

更新日期：1987-11-01 00:00:00

abstract：:Arsenic (As) and antimony (Sb) are both toxic metalloids that are of primary concern for human health. Mining activity has introduced elevated levels of arsenic and antimony into the rivers and has increased the risks of drinking water contamination in China. Due to their mobility, the majority of the metalloids origi...

journal_title：Microbial ecology

authors： Sun X,Li B,Han F,Xiao E,Xiao T,Sun W

更新日期：2019-10-01 00:00:00

abstract：:The role of disturbance in structuring natural microbial communities has been largely unexplored. Disturbance associated with invertebrate ingestion can reduce bacterial biomass and alter metabolic activities and compositions of bacterial assemblages in marine sediments. The primary objectives of the research presente...

journal_title：Microbial ecology

authors： Plante CJ,Wilde SB

更新日期：2004-08-01 00:00:00

abstract：:The ecological importance of microbial symbioses in terrestrial soils is widely recognized, but their role in soils that accumulate in forest canopies is almost entirely unknown. To address this gap, this study investigated the Frankia-Alnus rubra symbiosis in canopy and forest floor roots at Olympic National Park, WA...

journal_title：Microbial ecology

authors： Kennedy PG,Schouboe JL,Rogers RH,Weber MG,Nadkarni NM

更新日期：2010-02-01 00:00:00

abstract：:Persistence of recombinant and wild-type nucleopolyhedroviruses (NPV) was compared in field and laboratory microcosm experiments. Horizontal and vertical distribution of the viruses also was monitored in the field agricultural soil. Mixed populations of the bollworm, Helicoverpa zea, and tobacco budworm, Heliothis vir...

journal_title：Microbial ecology

authors： Fuxa JR,Matter MM,Abdel-Rahman A,Micinski S,Richter AR,Flexner JL

更新日期：2001-04-01 00:00:00

abstract：:Biological soil crust is composed of lichens, cyanobacteria, green algae, mosses, and fungi. Although crusts are a dominant source of nitrogen (N) in arid ecosystems, this study is among the first to demonstrate their contribution to N availability in xeric temperate habitats. The study site is located in Lucas County...

journal_title：Microbial ecology

authors： Veluci RM,Neher DA,Weicht TR

更新日期：2006-02-01 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：: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：:Rhizoremediation has been suggested as an attractive bioremediation strategy for the effective breakdown of pollutants in soil. The presence of plant root exudates such as organic acids, sugars, and amino acids that may serve as carbon sources or biosynthetic building blocks and the limited bioavailability of iron may...

journal_title：Microbial ecology

authors： Dinkla IJ,Janssen DB

更新日期：2003-01-01 00:00:00

abstract：:For most mammals, including nonhuman primates, diet composition varies temporally in response to differences in food availability. Because diet influences gut microbiota composition, it is likely that the gut microbiota of wild mammals varies in response to seasonal changes in feeding patterns. Such variation may affe...

journal_title：Microbial ecology

authors： Amato KR,Leigh SR,Kent A,Mackie RI,Yeoman CJ,Stumpf RM,Wilson BA,Nelson KE,White BA,Garber PA

更新日期：2015-02-01 00:00:00

abstract：:Host-associated microbiota vary across host individuals and environmental conditions, but the relative importance of their genetic background versus their environment is difficult to disentangle. We sought to experimentally determine the factors shaping the microbiota of the planktonic Crustacean, Daphnia magna. We us...

journal_title：Microbial ecology

authors： Sullam KE,Pichon S,Schaer TMM,Ebert D

更新日期：2018-08-01 00:00:00

abstract：:To date, there is a limited understanding of the role of the airway microbiome in the early life development of respiratory diseases such as asthma, partly due to a lack of simple and minimally invasive sample collection methods. In order to characterize the baseline microbiome of the upper respiratory tract (URT) in ...

journal_title：Microbial ecology

authors： Shilts MH,Rosas-Salazar C,Tovchigrechko A,Larkin EK,Torralba M,Akopov A,Halpin R,Peebles RS,Moore ML,Anderson LJ,Nelson KE,Hartert TV,Das SR

更新日期：2016-01-01 00:00:00

abstract：:Hardly any molecular studies have been done on euendoliths of marine coastal environments, especially along the supratidal ranges of carbonate coasts. In our study, we provide a comparative sequence analysis using 454 pyrosequencing of the 16S ribosomal RNA (rRNA) gene combined with extensive microscopy of the endolit...

journal_title：Microbial ecology

authors： Brandes M,Albach DC,Vogt JC,Mayland-Quellhorst E,Mendieta-Leiva G,Golubic S,Palinska KA

更新日期：2015-11-01 00:00:00

abstract：:Understanding the role of microbiota as reproductive barriers or sources of adaptive novelty in the fundamental biological phenomenon of speciation is an exciting new challenge necessitating exploration of microbiota variation in wild interbreeding species. We focused on two interbreeding cyprinid species, Chondrostom...

journal_title：Microbial ecology

authors： Guivier E,Martin JF,Pech N,Ungaro A,Chappaz R,Gilles A

更新日期：2018-04-01 00:00:00

abstract：:The muramic acid (MurA) assay is a powerful tool for the detection and quantification of bacteria with no need to enrich samples by culturing. However, the analysis of MurA in mixed biological and environmental matrices is potentially more complex than analysis in isolated bacterial cells. In this study, we employed o...

journal_title：Microbial ecology

authors： Liang C,Read HW,Balser TC

更新日期：2009-04-01 00:00:00

abstract：:The hydrophobicity of six strains representing three species ofLactobacillus was measured using dextran-polyethylene glycol contact angle measurements. These ranged from 123.6° forLactobacillus casei douche to 26.2° forL. casei RC-17 under identical growth conditions. The results indicated that the nutritional environ...

journal_title：Microbial ecology

authors： Eisen A,Reid G

更新日期：1989-01-01 00:00:00

abstract：:The spatial distribution of the bacterial biomass and production and of potential heterotrophic activity (PHA) were measured every 4 h between 23 July (10:00 h) and 25 July (10:00 h) 1997 in a recently flooded oligo-mesotrophic reservoir (the Sep Reservoir, Puy-de-Dôme, France), in relation to temperature, the phytopl...

journal_title：Microbial ecology

authors： Jugnia LB,Tadonléké RD,Sime-Ngando T,Devaux J

更新日期：2000-12-01 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：: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：:We investigated if the plant growth promoting fungus Trichoderma harzianum Rifai 1295-22 (also known as "T22") could be used to enhance the establishment and growth of crack willow (Salix fragilis) in a soil containing no organic or metal pollutants and in a metal-contaminated soil by comparing this fungus with nonino...

journal_title：Microbial ecology

authors： Adams P,De-Leij FA,Lynch JM

更新日期：2007-08-01 00:00:00

abstract：:Ochreous sludge deposited in the course of aeration of ground water contained an assortment of bacterial forms and structures which were investigated by light microscopy, scanning electron microscopy, and transmission electron microscopy. Bacterial structures were often covered by iron deposition which could be remove...

journal_title：Microbial ecology

authors： Tuovinen OH,Nurmiaho EL

更新日期：1979-03-01 00:00:00

abstract：:Biological soil crusts (BSCs) are communities of cryptogamic organisms, occurring in arid and semiarid regions all over the world. Based on both morphological identification and genetic analyses, we established a first cyanobacterial inventory using the biphasic approach for BSCs within two major biomes of southern Af...

journal_title：Microbial ecology

authors： Dojani S,Kauff F,Weber B,Büdel B

更新日期：2014-02-01 00:00:00

abstract：:The haptophyte Prymnesium parvum has lytic properties, and it affects coexisting phytoplankton species through allelopathy. We studied the effect of P. parvum allelochemicals on the lysis of the nontoxic and nonaxenic cryptomonad Rhodomonas salina and the consequent release of dissolved organic carbon (DOC). Changes i...

journal_title：Microbial ecology

authors： Uronen P,Kuuppo P,Legrand C,Tamminen T

更新日期：2007-07-01 00:00:00

abstract：:Gut microbiota is the most complex bacterial community in the human body and its study may give important clues to the etiology of different intestinal diseases. Most studies carried out so far have used fecal samples, assuming that these samples have a similar distribution to the communities present throughout the co...

journal_title：Microbial ecology

authors： Durbán A,Abellán JJ,Jiménez-Hernández N,Ponce M,Ponce J,Sala T,D'Auria G,Latorre A,Moya A

更新日期：2011-01-01 00:00:00