Results 51 to 60 of about 193,455 (318)

Multiple Ribosomal RNA Operons in Bacteria; Their Concerted Evolution and Potential Consequences on the Rate of Evolution of Their 16S rRNA

open access: yesFrontiers in Microbiology, 2018
Bacterial species differ greatly in the number and location of the rRNA operons which may be present in the bacterial chromosomes and plasmids. Most bacterial species contain more than one ribosomal RNA operon copy in their genomes, with some species ...
R. Espejo, N. Plaza
semanticscholar   +1 more source

Ribosomal RNA degradation induced by the bacterial RNA polymerase inhibitor rifampicin

open access: yesbioRxiv, 2021
Rifampicin, a broad-spectrum antibiotic, inhibits bacterial RNA polymerase. Here we show that rifampicin treatment of Escherichia coli results in a 50% decrease in cell size due to a terminal cell division. This decrease is a consequence of inhibition of
Lina Hamouche   +2 more
semanticscholar   +1 more source

Evidence for diversifying selection of genetic regions of encoding putative collagen-like host-adhesive fibers in Pasteuria penetrans [PDF]

open access: yes, 2019
© FEMS 2018. This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted reuse, distribution, and reproduction in any medium, provided ...
Anderson   +70 more
core   +3 more sources

Diagnostic Techniques for Early Detection of Phytoplasma Diseases

open access: yesSyrian Journal for Science and Innovation, 2023
Phytoplasmas are a type of bacteria, specifically belonging to the group of Mollicutes, characterized by their lack of cell walls and inability to be cultured in lab settings.
Naofel Aljafer, Hail Rihan
doaj   +1 more source

The essential nature of YqfG, a YbeY homologue required for 3′ maturation of Bacillus subtilis 16S ribosomal RNA is suppressed by deletion of RNase R

open access: yesNucleic Acids Research, 2018
Ribosomal RNAs are processed from primary transcripts containing 16S, 23S and 5S rRNAs in most bacteria. Maturation generally occurs in a two-step process, consisting of a first crude separation of the major species by RNase III during transcription ...
Kathrin Baumgardt   +3 more
semanticscholar   +1 more source

Gemella bacteraemia characterised by 16S ribosomal RNA gene sequencing [PDF]

open access: yesJournal of Clinical Pathology, 2003
Aims: To define epidemiology, clinical disease, and outcome of gemella bacteraemia by 16S rRNA gene sequencing. To examine the usefulness of the Vitek, API, and ATB systems in identifying two gemella species. Methods: All α haemolytic ...
Yung, RWH   +5 more
openaire   +4 more sources

Globicatella bacteraemia identified by 16S ribosomal RNA gene sequencing [PDF]

open access: yesJournal of Clinical Pathology, 2006
Background: Globicatella are streptococcus-like organisms that have been rarely isolated from clinical specimens. Their epidemiology and clinical significance remain largely unknown. Aims: To describe two cases of Globicatella bacteraemia identified by 16S ribosomal RNA (rRNA) gene ...
Que, TL   +7 more
openaire   +4 more sources

Crosstalk between the ribosome quality control‐associated E3 ubiquitin ligases LTN1 and RNF10

open access: yesFEBS Letters, EarlyView.
Loss of the E3 ligase LTN1, the ubiquitin‐like modifier UFM1, or the deubiquitinating enzyme UFSP2 disrupts endoplasmic reticulum–ribosome quality control (ER‐RQC), a pathway that removes stalled ribosomes and faulty proteins. This disruption may trigger a compensatory response to ER‐RQC defects, including increased expression of the E3 ligase RNF10 ...
Yuxi Huang   +8 more
wiley   +1 more source

Optimization of an in vitro transcription/translation system based on Sulfolobus solfataricus cell lysate. [PDF]

open access: yes, 2018
A system is described which permits the efficient synthesis of proteins in vitro at high temperature. It is based on the use of an unfractionated cell lysate (S30) from Sulfolobus solfataricus previously well characterized in our laboratory for ...
Anna La Teana,   +5 more
core   +2 more sources

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

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