Results 41 to 50 of about 608,629 (167)

Growth-rate dependent partitioning of RNA polymerases in bacteria [PDF]

open access: yesProc. Natl. Acad. Sci. USA 105, 20245-20250 (2008), 2008
Physiological changes which result in changes in bacterial gene expression are often accompanied by changes in the growth rate for fast adapting enteric bacteria. Since the availability of RNA polymerase (RNAP) in cells is dependent on the growth rate, transcriptional control involves not only the regulation of promoters, but also depends on the ...
arxiv   +1 more source

Sequential Ubiquitination of Ribosomal Protein uS3 Triggers the Degradation of Non-functional 18S rRNA

open access: yesCell Reports, 2019
Summary: 18S non-functional rRNA decay (NRD) eliminates non-functional 18S rRNA with deleterious mutations in the decoding center. Dissociation of the non-functional 80S ribosome into 40S and 60S subunits is a prerequisite step for degradation of the non-
Takato Sugiyama   +6 more
doaj  

Image and graph convolution networks improve microbiome-based machine learning accuracy [PDF]

open access: yesarXiv, 2022
The human gut microbiome is associated with a large number of disease etiologies. As such, it is a natural candidate for machine learning based biomarker development for multiple diseases and conditions. The microbiome is often analyzed using 16S rRNA gene sequencing.
arxiv  

Ecological assessment of phytoplankton community via microscopic method and 18S rRNA gene sequencing in Pearl River Estuary [PDF]

open access: yesE3S Web of Conferences, 2019
Monitoring phytoplankton community underpins our understanding of water quality and ecological functions. In this study, we approached phytoplankton abundance, community composition, and diversity by both microscopy and 18S rRNA gene sequencing ...
Peng Bo   +5 more
doaj   +1 more source

Surface water contamination with Acanthamoeba spp. in Ilam city, Iran

open access: yesJournal of Water, Sanitation and Hygiene for Development
Acanthamoeba, a widely distributed free-living amoeba with 20 genotypes identified through rRNA gene sequencing, exhibits varying degrees of pathogenicity influenced by its genotype.
Azadeh Ghadesi   +8 more
doaj   +1 more source

Preferential suppression of Anopheles gambiae host sequences allows detection of the mosquito eukaryotic microbiome

open access: yesScientific Reports, 2017
Anopheles mosquitoes are vectors of the human malaria parasite, Plasmodium falciparum. The vector microbiota is a likely factor influencing parasite transmission.
Eugeni Belda   +7 more
doaj   +1 more source

Ookinete-Specific Genes and 18S SSU rRNA Evidenced in Plasmodium vivax Selection and Adaptation by Sympatric Vectors

open access: yesFrontiers in Genetics, 2020
In the southern Pacific coast of Chiapas, Mexico (SM), the two most abundant vector species, Nyssorhynchus albimanus and Anopheles pseudopunctipennis, were susceptible to different Plasmodium vivax Pvs25/28 haplotypes. To broaden our understanding of the
Lilia González-Cerón   +7 more
doaj   +1 more source

Antibiotic resistant characteristics from 16S rRNA [PDF]

open access: yesarXiv, 2012
Background: Microbiota have evolved to acclimate themselves to many environments. Humanity is become ever increasingly medicated and many of those medications are antibiotics. Sadly, Microbiota are adapting to medication and with each passing generation they become more difficult to subdue.
arxiv  

Modelling phylogeny in 16S rRNA gene sequencing datasets using string kernels [PDF]

open access: yesarXiv, 2022
Bacterial community composition is measured using 16S rRNA (ribosomal ribonucleic acid) gene sequencing, for which one of the defining characteristics is the phylogenetic relationships that exist between variables. Here, we demonstrate the utility of modelling these relationships in two statistical tasks (the two sample test and host trait prediction ...
arxiv  

Ribosome RNA Profiling to Quantify Ovarian Development and Identify Sex in Fish

open access: yesScientific Reports, 2017
Terminologies of ovary development, by somewhat subjective describing and naming main changes of oocytes, have been criticized for confusing and inconsistency of terms and classifications, and the incurred consequences impede communication among ...
Zhi-Gang Shen   +4 more
doaj   +1 more source

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