Results 11 to 20 of about 254,758 (249)

Glioblastoma and MiRNAs [PDF]

open access: yesCancers, 2021
Glioblastoma (GB) is one of the most common types of lethal brain tumors. Although several treatment options are available including surgery, along with adjuvant chemo and radiotherapy, the disease has a poor prognosis and patients generally die within 14 months of diagnosis. GB is chemo and radio resistant.
Swalih P. Ahmed   +2 more
openaire   +3 more sources

Integrative Analysis of miRNA-mRNA and miRNA-miRNA Interactions [PDF]

open access: yesBioMed Research International, 2014
MicroRNAs (miRNAs) are small, noncoding regulatory molecules. They are involved in many essential biological processes and act by suppressing gene expression. The present work reports an integrative analysis of miRNA-mRNA and miRNA-miRNA interactions and their regulatory patterns using high-throughput miRNA and mRNA datasets. Aberrantly expressed miRNA
Guo, Li   +4 more
openaire   +2 more sources

The Tumor Cytosol miRNAs, Fluid miRNAs, and Exosome miRNAs in Lung Cancer [PDF]

open access: yesFrontiers in Oncology, 2015
The focus of this review is to provide an update on the progress of microRNAs (miRNAs) as potential biomarkers for lung cancer. miRNAs are single-stranded, small non-coding RNAs that regulate gene expression and show tissue-specific signatures. Accumulating evidence indicates that miRNA expression patterns represent the in vivo status in physiology and
Xin eQin   +4 more
openaire   +5 more sources

Deciphering miRNAs’ Action through miRNA Editing [PDF]

open access: yesInternational Journal of Molecular Sciences, 2019
MicroRNAs (miRNAs) are small non-coding RNAs with the capability of modulating gene expression at the post-transcriptional level either by inhibiting messenger RNA (mRNA) translation or by promoting mRNA degradation. The outcome of a myriad of physiological processes and pathologies, including cancer, cardiovascular and metabolic diseases, relies ...
Correia De Sousa, Marta   +4 more
openaire   +4 more sources

Expression of miRNA-451 and miRNA-885 in Meningiomas

open access: yesIn Vivo, 2023
Meningiomas are one of the most common intracranial tumors, accounting for 30% of the tumors of the central nervous system. MicroRNAs (miRNAs) are noncoding RNAs containing approximately 18-22 nucleotides that regulate gene expression by interfering with transcription or inhibiting translation.
Ozgur, Baran   +12 more
openaire   +3 more sources

Adenovirus and miRNAs

open access: yesBiochimica et Biophysica Acta (BBA) - Gene Regulatory Mechanisms, 2011
Adenovirus infection has a tremendous impact on the cellular silencing machinery. Adenoviruses express high amounts of non-coding virus associated (VA) RNAs able to saturate key factors of the RNA interference (RNAi) processing pathway, such as Exportin 5 and Dicer. Furthermore, a proportion of VA RNAs is cleaved by Dicer into viral microRNAs (mivaRNAs)
Carnero, Elena   +2 more
openaire   +2 more sources

MiRNAs and Cancer [PDF]

open access: yesThe American Journal of Pathology, 2009
Cancer is the result of a complex multistep process that involves the accumulation of sequential alterations of several genes, including those encoding microRNAs (miRNAs). miRNAs are a class of 17- to 27-nucleotide single-stranded RNA molecules that regulate gene expression posttranscriptionally.
Rosa, Visone, Carlo M, Croce
openaire   +2 more sources

The impact of plasmid on regeneration and expression efficiencies of gfp gene in tobacco (Nicotiana tabacum L.)

open access: yesActa Agriculturae Slovenica, 2014
Tobacco leaf explants were transformed by bacteria Agrobacterium tumefaciens (A. t.) and plasmid pBIN mgfp5-ER, which has a single copy of the green fluorescent gfp gene and A. t.-pART27 2mgfp5-ER, which has two copies of the gfp gene. Both plasmids have
Niko PAVLIN, Zlata LUTHAR
doaj   +1 more source

Astrocyte deletion of Bmal1 alters daily locomotor activity and cognitive functions via GABA signalling

open access: yesNature Communications, 2017
Core clock genes, such asBmal1, are expressed in astrocytes, but their contribution to the timekeeping system is unknown. Barca-Mayo et al. report that deletion of Bmal1in Glast+ astrocytes alters the neuronal clock through GABA signalling, leading to ...
Olga Barca-Mayo   +5 more
doaj   +1 more source

DGCR8 Promotes Neural Progenitor Expansion and Represses Neurogenesis in the Mouse Embryonic Neocortex

open access: yesFrontiers in Neuroscience, 2018
DGCR8 and DROSHA are the minimal functional core of the Microprocessor complex essential for biogenesis of canonical microRNAs and for the processing of other RNAs. Conditional deletion of Dgcr8 and Drosha in the murine telencephalon indicated that these
Nadin Hoffmann   +4 more
doaj   +1 more source

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