Results 11 to 20 of about 134,692 (313)

16S-ITGDB: An Integrated Database for Improving Species Classification of Prokaryotic 16S Ribosomal RNA Sequences [PDF]

open access: yesFrontiers in Bioinformatics, 2022
Analyzing 16S ribosomal RNA (rRNA) sequences allows researchers to elucidate the prokaryotic composition of an environment. In recent years, third-generation sequencing technology has provided opportunities for researchers to perform full-length sequence
Yu-Peng Hsieh   +9 more
doaj   +2 more sources

Classification of methanogenic bacteria by 16S ribosomal RNA characterization [PDF]

open access: greenProceedings of the National Academy of Sciences, 1977
The 16S ribosomal RNAs from 10 species of methanogenic bacteria have been characterized in terms of the oligonucleotides produced by T 1 RNase digestion. Comparative analysis of these data reveals the methanogens to constitute a distinct phylogenetic group containing two major divisions. These organisms appear to be
Ralph S. Wolfe   +4 more
openalex   +5 more sources

16S Ribosomal RNA PCR Versus Conventional Diagnostic Culture in the Investigation of Suspected Bacterial Keratitis. [PDF]

open access: yesTransl Vis Sci Technol, 2020
Purpose The purpose of this study was to compare conventional diagnostic culture (CDC) to 16S ribosomal RNA polymerase chain reaction (PCR) analysis for diagnosing bacterial keratitis. Methods Samples collected from 100 consecutive patients presenting to
Somerville TF   +4 more
europepmc   +2 more sources

Updating the 97% identity threshold for 16S ribosomal RNA OTUs [PDF]

open access: yesBioinformatics, 2017
AbstractThe 16S ribosomal RNA (rRNA) gene is widely used to survey microbial communities. Sequences are often clustered into Operational Taxonomic Units (OTUs) as proxies for species. The canonical clustering threshold is 97% identity, which was proposed in 1994 when few 16S rRNA sequences were available, motivating a reassessment on current data ...
Robert C. Edgar
semanticscholar   +5 more sources

Chromosomal 16S Ribosomal RNA Methyltransferase RmtE1 in Escherichia coli Sequence Type 448 [PDF]

open access: diamondEmerging Infectious Diseases, 2017
We identified rmtE1, an uncommon 16S ribosomal methyltransferase gene, in an aminoglycoside- and cephalosporin-resistant Escherichia coli sequence type 448 clinical strain co-harboring blaCMY-2.
Bin Li, Marissa P. Pacey, Yohei Doi
doaj   +2 more sources

Comparison of 16S ribosomal RNA hypervariable regions in microbiome studies of anorexia nervosa [PDF]

open access: yesFrontiers in Microbiology
IntroductionShort read sequencing of the 16S ribosomal RNA (rRNA) gene targeting specific hypervariable regions is widely employed to study the human gut microbiota.
Arunabh Sharma   +10 more
doaj   +2 more sources

A systematic algorithm using 16S ribosomal RNA for accurate diagnosis of pneumonia pathogens [PDF]

open access: yesScientific Reports
Over half of community-acquired pneumonia cases are caused by a few dozen bacterial species, and accurate identification of these pathogens is essential for effective treatment. In this study, we developed a reliable diagnostic method using 16S ribosomal
Ferry Dwi Kurniawan   +5 more
doaj   +2 more sources

Aptazyme-Mediated Regulation of 16S Ribosomal RNA

open access: bronzeChemistry & Biology, 2010
Developing artificial genetic switches in order to control gene expression via an external stimulus is an important aim in chemical and synthetic biology. Here, we expand the application range of RNA switches to the regulation of 16S rRNA function in Escherichia coli.
Markus Wieland   +3 more
openalex   +5 more sources

Next-generation Sequencing of 16S Ribosomal RNA Gene Amplicons [PDF]

open access: yesJournal of Visualized Experiments, 2014
One of the major questions in microbial ecology is “who is there?” This question can be answered using various tools, but one of the long-lasting gold standards is to sequence 16S ribosomal RNA (rRNA) gene amplicons generated by domain-level PCR ...
Sylvie Sanschagrin, É. Yergeau
semanticscholar   +4 more sources

16S Ribosomal RNA-Based Analysis of Thermophilic Bacteria in Gedongsongo Hot Spring

open access: greenMicrobiology Indonesia, 2010
Denaturing gradient gel electrophoresis was used to identify the bacterial community at the Gedongsongo (WGS-2) hot spring. The bacterial samples were obtained from both culture dependent and independent strategies.
AGUSTINA LULUSTYANINGATI NURUL AMININ1   +3 more
doaj   +2 more sources

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