Results 71 to 80 of about 536,647 (305)

Characterization of novel small non-coding RNAs and their modifications in bladder cancer using an updated small RNA-seq workflow

open access: yesFrontiers in Molecular Biosciences, 2022
Background: Bladder cancer (BLCA) is one of the most common cancer types worldwide. The disease is responsible for about 200,000 deaths annually, thus improved diagnostics and therapy is needed.
Zhangli Su   +10 more
doaj   +1 more source

MicroRNA in control of gene expression: An overview of nuclear functions [PDF]

open access: yes, 2016
The finding that small non-coding RNAs (ncRNAs) are able to control gene expression in a sequence specific manner has had a massive impact on biology. Recent improvements in high throughput sequencing and computational prediction methods have allowed the
Catalanotto, Caterina   +2 more
core   +2 more sources

The impact of small RNAs [PDF]

open access: yesEMBO reports, 2006
Our understanding of the RNA‐mediated gene‐regulatory pathway, known as RNA interference (RNAi), has come a long way since its discovery in the early 1990s. At that time, all knowledge of RNA‐mediated silencing was based on one phenomenon: the loss of a non‐lethal phenotype after the introduction of exogenous RNA into the affected organism. Since then,
Obernosterer, G.   +3 more
openaire   +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

The Integrity of the Cell Wall and Its Remodeling during Heterocyst Differentiation Are Regulated by Phylogenetically Conserved Small RNA Yfr1 in Nostoc sp. Strain PCC 7120

open access: yesmBio, 2020
Yfr1 is a strictly conserved small RNA in cyanobacteria. A bioinformatic prediction to identify possible interactions of Yfr1 with mRNAs was carried out by using the sequences of Yfr1 from several heterocyst-forming strains, including Nostoc sp.
Manuel Brenes-Álvarez   +2 more
doaj   +1 more source

Mitochondria-derived small RNAs as diagnostic biomarkers in lung cancer patients through a novel ratio-based expression analysis methodology

open access: yesGenes and Diseases, 2023
Small non-coding RNAs are potential diagnostic biomarkers for lung cancer. Mitochondria-derived small RNA (mtRNA) is a novel regulatory small non-coding RNA that only recently has been identified and cataloged.
Zongtao Yu   +11 more
doaj   +1 more source

Small RNAs and Immunity [PDF]

open access: yesImmunity, 2004
Small RNAs of 21-23 nucleotides are powerful regulators of gene expression and play essential roles in biological processes that include development, maintenance of genome stability, and viral adaptive defense mechanisms. Such small RNAs are simple in design yet rich in biology and have captivated the attention of biologists in many fields. This review
openaire   +2 more sources

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Small RNAs, spermatogenesis, and male infertility: a decade of retrospect

open access: yesReproductive Biology and Endocrinology, 2023
Small non-coding RNAs (sncRNAs), being the top regulators of gene expression, have been thoroughly studied in various biological systems, including the testis.
Meghali Joshi   +4 more
doaj   +1 more source

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

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