Results 121 to 130 of about 120,971 (346)

A comparative phylogenetic analysis of Theileria spp. by using two "18S ribosomal RNA" and "Theileria annulata merozoite surface antigen" gene sequences

open access: yesArchives of Razi Institute, 2013
More than 185 species, strains and unclassified Theileria parasites are categorized in the Entrez Taxonomy. The accurate diagnosis and proper identification of the causative agents are important for understanding the epidemiology, prevention and ...
Habibi, G.
doaj  

Yeast Rrp8p, a novel methyltransferase responsible for m1A 645 base modification of 25S rRNA [PDF]

open access: yes, 2012
Ribosomal RNA undergoes various modifications to optimize ribosomal structure and expand the topological potential of RNA. The most common nucleotide modifications in ribosomal RNA (rRNA) are pseudouridylations and 2'-O methylations (Nm), performed by H ...
Entian, Karl-Dieter   +5 more
core   +1 more source

18S rRNA V9 taxonomic classifier

open access: green, 2023
Sean R. Anderson   +2 more
openalex   +1 more source

DCAF13 Safeguards Hematopoietic Stem Cells via RRS1‐Regulated Ribosome Biogenesis

open access: yesAdvanced Science, EarlyView.
This study establishes DCAF13 as an essential regulator for hematopoietic stem cell (HSC) function. Its deletion in mice causes lethal pancytopenia and HSC depletion. Mechanistically, DCAF13 interacts with RRS1 and mediates its non‐degradative K27‐linked ubiquitination, thereby stabilizing RRS1 to maintain ribosome biogenesis and protein translation ...
Mengke Li   +25 more
wiley   +1 more source

The Expansion Segments of 28S Ribosomal RNA Extensively Match Human Messenger RNAs

open access: yesFrontiers in Genetics, 2018
Eukaryote ribosomal RNAs (rRNAs) have expanded in the course of phylogeny by addition of nucleotides in specific insertion areas, the expansion segments.
Michael S. Parker   +3 more
doaj   +1 more source

A sensitive genetic-based detection capability for Didymosphenia geminata [PDF]

open access: yes, 2006
It is now well recognized that the increase in global transportation over the last two decades has brought with it an increased potential for the introduction of unwanted microorganisms (aquatic or terrestrial) that may have drastic effects on human and ...
Cary, S. Craig   +3 more
core   +1 more source

Discovery of H2 Receptor Antagonists as Colistin Enhancers by Targeting Acid Stress Response

open access: yesAdvanced Science, EarlyView.
This study identifies YqgB as a key target for restoring colistin susceptibility in mcr‐positive pathogens under acidic conditions by remodeling phospholipid composition and reducing LPS modification. Deep learning‐based screening reveals H2 receptor antagonists as novel colistin adjuvants. Further investigations indicate that ranitidine and famotidine
Jinju Cai   +7 more
wiley   +1 more source

RNomics: a computational search for box C/D snoRNA genes in the D. melanogaster genome. [PDF]

open access: yes, 2004
Motivation: In eukaryotes, the family of non-coding RNA genes includes a number of genes encoding small nucleolar RNAs (mainly C/D and H/ACA snoRNAs), which act as guides in the maturation or post-transcriptional modifications of target RNA molecules ...
ACCARDO MC   +6 more
core  

Integrative description of Macrobiotus canaricus sp. nov. with notes on M. recens (Eutardigrada : Macrobiotidae) [PDF]

open access: yes, 2018
In this paper we describe Macrobiotus canaricus sp. nov., a new tardigrade species of the Macrobiotus hufelandi group from the Canary Islands. Moreover, with the use of DNA sequencing, we confirm that Macrobiotus recens Cuénot, 1932 represents the ...
Krzywański, Łukasz   +2 more
core   +1 more source

NPM1 Mediates mRNA Sorting into Extracellular Vesicles via Specific RNA Motif Binding and Phase Separation

open access: yesAdvanced Science, EarlyView.
NPM1 selectively sorts specific mRNAs into extracellular vesicles (EVs) by recognizing RNA motifs and forming phase‐separated condensates. These mRNA cargos—including EGFR—are then loaded via multivesicular bodies. This active sorting pathway, validated in EVs derived from both lung cancer cells and patient serum, reveals a specific mechanism for ...
Kaixiang Zhang   +8 more
wiley   +1 more source

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