解剖学和形态学
麻醉学
听力与言语-语言病理学
行为科学
心脏和心血管系统
细胞和组织工程学
临床神经病学
危重症监护医学
牙科,口腔外科和医学
皮肤病学
急诊医学
内分泌学和新陈代谢
肠胃学和肝脏学
老人病学和老年医学
卫生保健科学和服务
血液学
免疫学
传染病
综合和补充性医学
医学伦理学
医学信息学
医学实验室技术
医学,全科和内科
医学,法律
医学,研究和试验
神经系统科学
护理
营养学和饮食学
产科医学和妇科医学
肿瘤学
眼科学
整形外科学
耳鼻喉科学
病理学
儿科学
周围血管疾病
药理学和药剂学
生理学
基本医疗保健
精神病学
公共、环境和职业卫生
放射学,核医学和医学成像
康复学
生殖生物学
呼吸系统
风湿病学
运动科学
外科学
毒理学
热带医学
泌尿学和肾脏学
病毒学
老年医学
健康政策和服务
心理学,临床
abstract::The Bacillus cereus Group comprises organisms that are widely distributed in the environment and are of health and economic interest. We demonstrate an 'ecotypic' structure of populations in the B. cereus Group using (i) molecular data from Fluorescent Amplified Fragment Length Polymorphism patterns, ribosomal gene se...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2007.01495.x
更新日期:2008-04-01 00:00:00
abstract::We have surveyed the first 1 m of 10 oligotrophic high mountain lakes in the Central Pyrenees (Spain) for both abundance and predominant phylotypes richness of the archaeaplankton assemblage, using CARD-FISH and 16S rRNA gene sequencing respectively. Archaea inhabiting the air-water surface microlayer (neuston) ranged...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2007.01498.x
更新日期:2008-04-01 00:00:00
abstract::In this study, the putative role of phenazines and rhamnolipid-biosurfactants, antagonistic metabolites produced by Pseudomonas aeruginosa PNA1, was tested in the biological control of Pythium splendens on bean (Phaseolus vulgaris L) and Pythium myriotylum on cocoyam (Xanthosoma sagittifolium L Schott). A rhamnolipid-...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2007.01501.x
更新日期:2008-03-01 00:00:00
abstract::Methanogenesis was characterized in hypersaline microbial mats from Guerrero Negro, Baja California Sur, Mexico both in situ and after long-term manipulation in a greenhouse environment. Substrate addition experiments indicate methanogenesis to occur primarily through the catabolic demethylation of non-competitive sub...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2007.01459.x
更新日期:2008-02-01 00:00:00
abstract::In two recent studies, clinical isolates in the Fusarium solani species complex (FSSC) were sequenced; one of the most common lineages was FSSC Group 1 (FSSC 1), a phylogenetic species that is synonymous with F. solani f. sp. cucurbitae race 2, a pathogen of cucurbit fruits. FSSC 1 was also identified in sink and show...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2007.01446.x
更新日期:2008-01-01 00:00:00
abstract::Proteorhodopsin (PR) is a light-driven proton pump that has been found in a variety of marine bacteria, including Pelagibacter ubique, a member of the ubiquitous SAR11 clade. The goals of this study were to explore the diversity of PR genes and to estimate their abundance in the North Atlantic Ocean using quantitative...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2007.01436.x
更新日期:2008-01-01 00:00:00
abstract::The Black Sea is the largest anoxic water basin on Earth and its stratified water column comprises an upper oxic, middle suboxic and a lower permanently anoxic, sulfidic zone. The abundance of sulfate-reducing bacteria (SRB) in water samples was determined by quantifying the copy number of the dsrA gene coding for the...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2007.01413.x
更新日期:2007-12-01 00:00:00
abstract::In hostile environments diversity within a bacterial population may be beneficial for the fitness of the microbial community as a whole. Here we analysed the population diversity of Staphylococcus aureus in infecting and colonizing situations. In the study, performed independently in two German centres, the heterogene...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2007.01423.x
更新日期:2007-12-01 00:00:00
abstract::How to explore protein sequence space efficiently and how to generate high-quality mutant libraries that allow to identify improved variants with current screening technologies are key questions for any directed protein evolution experiment. High-quality mutant libraries can be generated through improved random mutage...
journal_title:Environmental microbiology
pub_type: 杂志文章,评审
doi:10.1111/j.1462-2920.2007.01411.x
更新日期:2007-11-01 00:00:00
abstract::Within-lake horizontal heterogeneity of bacterioplankton community composition (BCC) was investigated in the large and shallow subtropical Taihu Lake (2338 km(2), maximum depth < 3 m). Samples were collected at 17 sites along a trophic gradient ranging from mesotrophic to hypertrophic areas in August and September 200...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2007.01388.x
更新日期:2007-11-01 00:00:00
abstract::The stimulation of bacteria capable of reducing soluble U(VI) to sparingly soluble U(IV) is a promising approach for containing U(VI) plumes. Anaeromyxobacter dehalogenans is capable of mediating this activity; however, its ability to couple U(VI) reduction to growth has not been established. Monitoring the increase i...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2007.01405.x
更新日期:2007-11-01 00:00:00
abstract::Halophilic Bacteriovorax (Bx), formerly known as the marine Bdellovibrio, are Gram-negative, predatory bacteria found in saltwater systems. To assess their genetic diversity and geographical occurrence, the small subunit rRNA (ssu-rRNA) gene sequences were analysed from 111 marine, salt lake and estuarine isolates rec...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2007.01362.x
更新日期:2007-10-01 00:00:00
abstract::A companion study indicated that approximately 30% of cultivable soil bacteria may contain inducible prophage; however, the degree to which this cultivation-based estimate applies to autochthonous communities of soil bacteria is unknown. To estimate the prevalence of lysogeny within soil bacterial communities, inducti...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2007.01374.x
更新日期:2007-10-01 00:00:00
abstract::The effect of environmental conditions, especially ammonium concentration, on community composition and nitrification activity of nitrifying bacterial biofilms in a pilot wastewater treatment plant was examined. A decreasing ammonium gradient was created when four aerated tanks with suspended carrier material were ser...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2007.01336.x
更新日期:2007-09-01 00:00:00
abstract::The characteristics that allow one Campylobacter jejuni genotype to succeed over another under the influence of bacteriophage predation have been examined in experimental broiler chickens following the observation that this succession appeared to occur in naturally colonized broiler chicken flocks. Examination of thre...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2007.01351.x
更新日期:2007-09-01 00:00:00
abstract::Most studies on the species composition of arbuscular mycorrhizal fungi (AMF) have solely analysed mycorrhizal roots or AM spores collected from soil samples. However, the spore production rate and proportions of AMF mycelium in roots and soils have all been shown to vary substantially in a taxon-specific manner. Ther...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2007.01309.x
更新日期:2007-08-01 00:00:00
abstract::Stable carbon isotope signatures of diagnostic lipid biomarkers have suggested that Roseiflexus spp., the dominant filamentous anoxygenic phototrophic bacteria inhabiting microbial mats of alkaline siliceous hot springs, may be capable of fixing bicarbonate via the 3-hydroxypropionate pathway, which has been character...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2007.01323.x
更新日期:2007-08-01 00:00:00
abstract::1,2-Dichloroethane (1,2-DCA), a chlorinated aliphatic hydrocarbon, is a well-known groundwater contaminant. In this study, fractionation of stable carbon isotope values of 1,2-DCA during biodegradation was used as a novel reaction probe to provide information about the mechanism of 1,2-DCA biodegradation under both ae...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2007.01282.x
更新日期:2007-07-01 00:00:00
abstract::Campylobacter lari is a rare human pathogen most commonly associated with birds and shellfish. Little information has been published regarding its prevalence in other environments, or on its potential role as a reservoir of antibiotic resistance. In this study, we characterized 109 C. lari isolated from a range of hos...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2007.01295.x
更新日期:2007-07-01 00:00:00
abstract::Cold seeps in the Gulf of Mexico are often dominated by mussels of the genus Bathymodiolus that harbour symbiotic bacteria in their gills. In this study, we analysed symbiont diversity, abundance and metabolic potential in three mussel species from the northern Gulf of Mexico: Bathymodiolus heckerae from the West Flor...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2007.01259.x
更新日期:2007-06-01 00:00:00
abstract::There has been a growing interest in the degradation of 2,4,6-trinitrotoluene (TNT) over the last decade, ever since its removal from polluted sites was declared an international environmental priority. Certain aerobic and anaerobic microorganisms are capable of using TNT as an N source, although very few studies have...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2007.01272.x
更新日期:2007-06-01 00:00:00
abstract::Biological membranes have evolved different mechanisms to modify their composition in response to chemical stimuli in a process called 'homeoviscous adaptation'. Among these mechanisms, modifications in the ratio of saturated/unsaturated fatty acids and in cis/trans fatty acid isomers, cyclopropanation and changes in ...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2006.01236.x
更新日期:2007-05-01 00:00:00
abstract::Marine picocyanobacteria of the genera Prochlorococcus and Synechococcus are major contributors to oceanic primary production. The genera are genetically diverse, comprising several known ecotypes or lineages. However, little is known of the distribution of these lineages over large geographic areas. Here, we analysed...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2007.01246.x
更新日期:2007-05-01 00:00:00
abstract::A study was conducted in a Castanea sativa forest that produces large quantities of the edible mushroom porcini (Boletus edulis sensu lato). The primary aim was to study porcini mycelia in the soil, and to determine if there were any possible ecological and functional interactions with other dominant soil fungi. Three...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2006.01208.x
更新日期:2007-04-01 00:00:00
abstract::Atypical, strongly haemolytic porcine isolates of intestinal spirochaetes differing genetically from Brachyspira hyodysenteriae were identified and characterized. The isolates were subjected to culture and biochemical tests, antimicrobial susceptibility testing and molecular analyses. None of four species-specific pol...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2006.01220.x
更新日期:2007-04-01 00:00:00
abstract::Bacteriophages, the viruses that infect bacteria, are the most abundant biological entities in the biosphere and play a key role in global biogeochemical cycling. All T4-type bacteriophage isolates tested so far have a conserved genetic module that encodes the virion components including gene 23 (g23), the major capsi...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2006.01207.x
更新日期:2007-04-01 00:00:00
abstract::Eco-physiological variation and local adaptation are key issues in microbial ecology. Here, we investigated the thermal adaptation of 19 strains of the same Spumella morphospecies (Chrysophyceae, Heterokonta). In order to test for local adaptation and the existence of specific ecotypes we analysed growth rates of thes...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2006.01175.x
更新日期:2007-03-01 00:00:00
abstract::A macroarray system was developed to screen environmental samples for the presence of specific tetracycline (Tc(R)) and erythromycin (erm(R)) resistance genes. The macroarray was loaded with polymerase chain reaction (PCR) amplicons of 23 Tc(R) genes and 10 erm(R) genes. Total bacterial genomic DNA was extracted from ...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2006.01190.x
更新日期:2007-03-01 00:00:00
abstract::Avoparcin, a vancomycin analogue, was banned as a feed additive in Taiwan in 2000. A nationwide surveillance was conducted to study the prevalence of vancomycin-resistant enterococci (VRE) on chicken farms between 2000 and 2003. Among the 1021 E. faecalis and 967 E. faecium isolates studied, resistance to tetracycline...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2006.01189.x
更新日期:2007-03-01 00:00:00
abstract::Fungi can be highly efficient biogeochemical agents and accumulators of soluble and particulate forms of metals. This work aims to understand some of the physico-chemical mechanisms involved in toxic metal transformations focusing on the speciation of metals accumulated by fungi and mycorrhizal associations. The amorp...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2006.01139.x
更新日期:2007-02-01 00:00:00
abstract::Under conditions of iron limitation Pseudomonas fluorescens ATCC 17400 produces two siderophores, pyoverdine, and a second siderophore quinolobactin, which itself results from the hydrolysis of the unstable molecule 8-hydroxy-4-methoxy-2-quinoline thiocarboxylic acid (thioquinolobactin). Pseudomonas fluorescens ATCC 1...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2006.01154.x
更新日期:2007-02-01 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
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2006.01170.x
更新日期:2007-02-01 00:00:00
abstract::Photosynthetic dinoflagellates contain a diverse collection of plastid types, a situation believed to have arisen from multiple endosymbiotic events. In addition, a number of heterotrophic (phagotrophic) dinoflagellates possess the ability to acquire chloroplasts temporarily by engulfing algae and retaining their chlo...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2006.01109.x
更新日期:2007-01-01 00:00:00
abstract::Cyanobacteria are regarded as the main N(2)-fixing organisms in marine waters. However, recent clone libraries from various oceans show a wide distribution of the dinitrogenase reductase gene (nifH) originating from heterotrophic bacterioplankton. We isolated heterotrophic N(2)-fixing bacteria from Baltic Sea bacterio...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2006.01124.x
更新日期:2007-01-01 00:00:00
abstract::Chloride channel proteins (ClC) are found in living systems where they transport chloride ions across cell membranes. Recently, the structure/function of two prokaryotic ClC has been determined but little is known about the role of these proteins in the microbial metabolism of chlorinated compounds. Here we show that ...
journal_title:Environmental microbiology
pub_type: 杂志文章,收录出版
doi:10.1111/j.1462-2920.2006.01136.x
更新日期:2007-01-01 00:00:00
abstract::Cyanobacteria are important primary producers in many marine ecosystems and their abundances and growth rates depend on their ability to assimilate various nitrogen sources. To examine the diversity of nitrate-utilizing marine cyanobacteria, we developed PCR primers specific for cyanobacterial assimilatory nitrate red...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2006.01084.x
更新日期:2006-12-01 00:00:00
abstract::Microbial consumption is one of the main processes, along with photolysis and ventilation, that remove the biogenic trace gas dimethylsulfide (DMS) from the surface ocean. Although a few isolates of marine bacteria have been studied for their ability to utilize DMS, little is known about the characteristics or phyloge...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2006.01102.x
更新日期:2006-12-01 00:00:00
abstract::Organisms at hydrothermal vents inhabit discontinuous chemical 'islands' along mid-ocean ridges, a scenario that may promote genetic divergence among populations. The 2003 discovery of mussels at the Lost City Hydrothermal Field provided a means of evaluating factors that govern the biogeography of symbiotic bacteria ...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2005.01113.x
更新日期:2006-11-01 00:00:00
abstract::Bacterial assemblages in coastal pelagic environments are exposed to pronounced temporal and spatial fluctuations in the availability of monomeric substrates. Little is known about the response of particular bacterial groups to such variability. We studied glucose incorporation at various concentrations (0.1-100 nM) b...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2006.01082.x
更新日期:2006-11-01 00:00:00
abstract::Of eight laboratory cultures of marine gamma- and alpha-Proteobacteria tested, growth on glycolate as a sole carbon source was detected for only three species: Pseudomonas stutzeri, Oceanimonas doudoroffii and Roseobacter sp. isolate Y3F. Degenerate polymerase chain reaction (PCR) primers were designed to amplify glcD...
journal_title:Environmental microbiology
pub_type: 杂志文章
doi:10.1111/j.1462-2920.2006.01092.x
更新日期:2006-10-01 00:00:00