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A Simple Alternative to Stereotactic Injection for Brain Specific Knockdown of miRNA
Published on: December 26, 2015
Targeting microRNAs in neurons: tools and perspectives.
Francesca Ruberti1, Christian Barbato, Carlo Cogoni
1IBCN-Institute of Cell Biology and Neurobiology, CNR-National Research Council, Via del Fosso di Fiorano, 64/65, 00143, Roma, Italy. francesca.ruberti@inmm.cnr.it
Experimental Neurology
|November 17, 2011
Summary
MicroRNAs (miRNAs) are key regulators in the nervous system, influencing neural development, function, and disease. This review covers methods to manipulate miRNA levels and discusses their therapeutic potential for neurological disorders.
Area of Science:
- Neurobiology
- Molecular Biology
- Genetics
Background:
- MicroRNA (miRNA) biogenesis, gene regulation, and functions are increasingly understood.
- miRNAs are expressed in the nervous system, impacting neural development and function.
- miRNAs play roles in synaptic plasticity and are implicated in brain diseases.
Purpose of the Study:
- To review current approaches for manipulating miRNA levels in neuronal cells.
- To discuss recent applications of miRNA manipulation techniques.
- To explore miRNA-based therapies for neurological pathologies.
Main Methods:
- Review of literature on miRNA manipulation techniques in neurobiology.
- Analysis of miRNA antisense oligonucleotides, gene knockout, and miRNA sponges.
- Discussion of therapeutic strategies targeting miRNA alterations.
Main Results:
- Various methods exist to manipulate miRNA levels in vitro and in vivo.
- Specific techniques like antisense oligonucleotides and miRNA sponges are effective in neuronal cells.
- miRNA dysregulation is linked to neurological conditions, suggesting therapeutic avenues.
Conclusions:
- miRNA manipulation offers promising strategies for treating neurological diseases.
- Understanding miRNA roles is crucial for developing targeted therapies.
- Further research into miRNA-based interventions is warranted for neurological disorders.
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MicroRNAs
MicroRNA (miRNA) are short, regulatory RNA transcribed from introns—non-coding regions of a gene—or intergenic regions—stretches of DNA present between genes. Several processing steps are required to form biologically active, mature miRNA. The initial transcript, called primary miRNA (pri-mRNA), base-pairs with itself forming a stem-loop structure. Within the nucleus, an endonuclease enzyme, called Drosha, shortens the stem-loop structure into hairpin-shaped pre-miRNA. After the pre-miRNA ends...
MicroRNAs
MicroRNA (miRNA) are short, regulatory RNA transcribed from introns (non-coding regions of a gene) or intergenic regions (stretches of DNA present between genes). Several processing steps are required to form biologically active, mature miRNA. The initial transcript, called primary miRNA (pri-mRNA), base-pairs with itself, forming a stem-loop structure. Within the nucleus, an endonuclease enzyme, called Drosha, shortens the stem-loop structure into hairpin-shaped pre-miRNA. After the pre-miRNA...
MicroRNAs
MicroRNA (miRNA) are short, regulatory RNA transcribed from introns—non-coding regions of a gene—or intergenic regions—stretches of DNA present between genes. Several processing steps are required to form biologically active, mature miRNA. The initial transcript, called primary miRNA (pri-mRNA), base-pairs with itself forming a stem-loop structure. Within the nucleus, an endonuclease enzyme, called Drosha, shortens the stem-loop structure into hairpin-shaped pre-miRNA. After the pre-miRNA ends...

