Preprints (not yet peer-reviewed)

2 downloads
24 views

DNA extracted from feces (human and bovine) and water samples was used for the massive pyrosequencing of the hypervariable V3 region of the 16S rRNA gene, revealing 4296 operational taxonomic units (OTUs). The greatest diversity was observed in samples of cattle...

["Biodiversity","Environmental Sciences","Genomics","Microbiology"]
doi:10.7287/peerj.preprints.2992v1
3 downloads
44 views

Marine microbes experience varying degrees of barometric pressure depending on the depth at which they reside. High barometric pressure can create an extreme environment which favors the survival of barophilic and barotolerant bacteria. This paper aims to quantify...

["Genetics","Marine Biology","Microbiology"]
doi:10.7287/peerj.preprints.2991v1
64 downloads
576 views

The genetic structure of bacterial populations can be related to geographical locations of isolation. In some species, there is a strong correlation between geographical distance and genetic distance, which can be caused by different evolutionary mechanisms. Patterns...

["Biogeography","Bioinformatics","Genomics","Microbiology","Epidemiology"]
doi:10.7287/peerj.preprints.2638v2
7 downloads
106 views

Antibiotic-resistant bacteria complicate many infections and can be difficult to eradicate from hospitals. The population dynamics and ecology of these organisms in the hospital setting, however, is not well understood. Here, we report extensive strain-based antagonistic...

["Ecology","Microbiology","Infectious Diseases"]
doi:10.7287/peerj.preprints.2973v1
114 downloads
432 views

Much of Earth’s biodiversity is at the mercy of currents and physical turnover. Residence time (τ) is the average time that particles spend in a system and is estimated from the ratio of volume to flow rate. Here, we present a framework for how τ influences biodiversity...

["Biodiversity","Ecology","Ecosystem Science","Microbiology"]
doi:10.7287/peerj.preprints.2727v2
42 downloads
185 views

The Ebola virus, a negative-sense single-stranded RNA virus, causes severe viral hemorrhagic fever and is highly lethal. Histopathology and immunopathologic study of Ebola virus have revealed that histopathologic changes in skin tissue were mainly various degrees...

["Bioinformatics","Microbiology","Infectious Diseases","Medical Genetics"]
doi:10.7287/peerj.preprints.2959v1
109 downloads
146 views

Biodiversity generally affects ecosystem processes, but to what extent detailed knowledge about specific aspects of biodiversity helps us understand and predict specific ecosystem functions is not well-known. We hypothesised that information about functional gene...

["Ecology","Microbiology"]
doi:10.7287/peerj.preprints.2958v1
23 downloads
273 views

Background. Eelgrass (Zostera marina) is a marine angiosperm and foundation species that plays an important ecological role in primary production, food web support, and elemental cycling in coastal ecosystems. As with other plants, the microbial communities living...

["Marine Biology","Microbiology","Plant Science"]
doi:10.7287/peerj.preprints.2956v1
9 downloads
98 views

Stenotrophomonas maltophilia is an antibiotic resistant Gram-negative pathogen, which is associated with hospital-acquired infection. The genome encodes a protein highly related to the Ax21 protein of Xanthomonas oryzae pv. oryzae that is implicated in interactions...

["Microbiology","Molecular Biology"]
doi:10.7287/peerj.preprints.2955v1
23 downloads
216 views

Background: Technological advances in sequencing, assembly and segregation of resulting contigs into species-specific bins has enabled the reconstruction of individual genomes from environmental metagenomic data sets. Though a powerful technique, it is shadowed...

["Bioinformatics","Genomics","Microbiology"]
doi:10.7287/peerj.preprints.2953v1
25 downloads
235 views

Trichogramma wasps are tiny parasitoids of lepidopteran eggs, used extensively for biological control. They are often infected with the bacterial symbiont Wolbachia, which converts Trichogramma to an asexual mode of reproduction, whereby females develop from unfertilized...

["Ecology","Entomology","Evolutionary Studies","Microbiology"]
doi:10.7287/peerj.preprints.2943v1
379 downloads
185 views

Amplicon based taxonomic analysis, which determines the presence of microbial taxa in different environments on the basis of marker gene annotations, often uses percentage identity as the main metric to determine sequence similarity against databases. These data...

["Biodiversity","Bioinformatics","Computational Biology","Microbiology"]
doi:10.7287/peerj.preprints.2941v1
15 downloads
132 views

Background. The microbiota in the small intestine relies on their capacity to rapidly import and ferment available carbohydrates to survive in a complex and highly competitive ecosystem. Understanding how these communities function requires elucidating the role...

["Genomics","Microbiology"]
doi:10.7287/peerj.preprints.2918v1
28 downloads
184 views

High sensitivity methods such as next generation sequencing and polymerase chain reaction (PCR) are adversely impacted by organismal and DNA contaminants. Current methods for detecting contaminants in microbial materials (genomic DNA and cultures) are not sensitive...

["Bioinformatics","Genomics","Microbiology"]
doi:10.7287/peerj.preprints.2913v1
21 downloads
196 views

With the emergence of Next Generation Sequencing, major advances were made with regard to identifying viruses in natural environments. However, bioinformatical research on viruses is still limited because of the low amounts of viral DNA that can be obtained for...

["Biodiversity","Genomics","Microbiology","Virology"]
doi:10.7287/peerj.preprints.2912v1
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