Preprints (not yet peer-reviewed)

224 downloads
1,041 views

Lack of colour contrast hampers automated identification of colonies on agar, given that many microbial colonies are of the same colour as the background colour of most agar: beige colour. On the other hand, a colourless agar could increase the colour contrast...

["Biochemistry","Bioengineering","Biotechnology","Ecology","Microbiology"]
doi:10.7287/peerj.preprints.89v6

Background. Metal contamination in soils affects both above and belowground communities, including soil microorganisms. Ectomycorrhizal (ECM) fungi are an important component in belowground community and tolerant strains have great potential in enhancing plant-based...

["Microbiology","Mycology","Ecotoxicology","Environmental Contamination and Remediation"]
doi:10.7287/peerj.preprints.26549v1
9 downloads
45 views

Understanding how and why individual movement translates into dispersal between populations is a long-term goal in ecology. Movement is broadly defined as “any change in the spatial location of an individual”, whereas dispersal is more narrowly defined as a movement...

["Biodiversity","Ecology","Microbiology","Freshwater Biology","Population Biology"]
doi:10.7287/peerj.preprints.26540v1
7 downloads
29 views

Background. The pathogenic role of S. aureus as causative agent of serious infections and food poisoning is on the increase. However, there are few reports on comprehensive analyses of toxins and staphylococcal enterotoxin (SE) genes in S. aureus in Africa. This...

["Microbiology","Infectious Diseases"]
doi:10.7287/peerj.preprints.26535v1
10 downloads
49 views

An inducer is crucial for cellulase production. In this study, duckweed was used as an inducer of cellulase production by Trichoderma reesei RUT C30. In a reaction induced by 50 g l-1 duckweed in shake flasks, the filter-paper activity (FPA) reached 6.5 FPU ml-1,...

["Biotechnology","Microbiology"]
doi:10.7287/peerj.preprints.26529v1
17 downloads
62 views

Background. Candida albicans is a commensal fungus that inhabits the oral mucosal surface and causes oral and systemic candidiasis. Oral candidiasis most commonly occurs in patients with AIDS, denture wearers and newborn children. Systemic candidiasis occurs mainly...

["Microbiology","Dentistry","Infectious Diseases","Women's Health"]
doi:10.7287/peerj.preprints.26526v1
14 downloads
37 views

Plant growth-promoting rhizobacteria (PGPR) are under extensive investigation, especially in developing countries, as supplements of chemical fertilizers due to cost-effective and eco-friendly nature. The competence and consistency of PGPR in heterogeneous soil...

["Agricultural Science","Microbiology"]
doi:10.7287/peerj.preprints.26524v1
23 downloads
84 views

Widely distributed across the world, the freshwater snail Radix auricularia plays an important role in freshwater systems. In this study, gut bacterial communities of R. auricularia were characterized using 16S rRNA amplicon sequencing, then intestinal bacteria...

["Biodiversity","Microbiology","Freshwater Biology"]
doi:10.7287/peerj.preprints.26512v1
16 downloads
42 views

Ribosomes are highly conserved given the importance of protein synthesis to cell survival. Although small differences in structure and functions exists in ribosomes from different species of bacteria, archaea and eukaryotes, the general structure and function remains...

["Biochemistry","Bioinformatics","Biotechnology","Cell Biology","Microbiology"]
doi:10.7287/peerj.preprints.26511v1
56 downloads
71 views

Antarctica is one of the most stressful ecosystems worldwide with few vascular plants, which are limited by abiotic conditions. Here, plants such as Deschampsia antarctica (Da) could generate more suitable micro-environmental conditions for the establishment of...

["Ecology","Microbiology","Plant Science"]
doi:10.7287/peerj.preprints.26508v1
79 downloads
409 views

Bacterial surface charge derives its meaning from the cell’s environment such as the solution in contact with the cell. Determining the surface charge of bacteria in its native environment requires measuring the proxy variable, zeta potential, using cells obtained...

["Biochemistry","Bioengineering","Biophysics","Biotechnology","Microbiology"]
doi:10.7287/peerj.preprints.2086v4
279 downloads
448 views

We present survey questions useful for describing agricultural seed systems. The questions are designed so that they can be used for standardized comparisons among seed systems, addressing both networks for seed movement and networks for the communication of information...

["Agricultural Science","Microbiology","Plant Science","Statistics","Coupled Natural and Human Systems"]
doi:10.7287/peerj.preprints.2806v2
36 downloads
117 views

High-throughput phenotype assays are a cornerstone of systems biology as they allow direct measurements of mutations, genes, strains, or even different genera. High-throughput methods also require data analytic methods that reduce complex time-series data to a...

["Computational Biology","Microbiology"]
doi:10.7287/peerj.preprints.26469v1
712 downloads
1,348 views

Background: Taxonomic classification of marker-gene sequences is an important step in microbiome analysis. Results: We present q2-feature-classifier ( https://github.com/qiime2/q2-feature-classifier ), a QIIME 2 plugin containing several novel machine-learning...

["Bioinformatics","Microbiology","Taxonomy"]
doi:10.7287/peerj.preprints.3208v2
55 downloads
149 views

Microbes are identified based on their distinguishing characteristics such as gene sequence or metabolic profile. Nucleic acid approaches such as 16S rRNA gene sequencing provide the gold standard method for microbial identification in the contemporary era. However,...

["Biochemistry","Bioinformatics","Biotechnology","Computational Biology","Microbiology"]
doi:10.7287/peerj.preprints.3524v1
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