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Related Concept Videos

Types of RNA01:20

Types of RNA

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Three main types of RNA are involved in protein synthesis: messenger RNA (mRNA), transfer RNA (tRNA), and ribosomal RNA (rRNA). These RNAs perform diverse functions and can be broadly classified as protein-coding or non-coding RNA. Non-coding RNAs play important roles in regulating gene expression in response to developmental and environmental changes. Non-coding RNAs in prokaryotes can be manipulated to develop more effective antibacterial drugs for human or animal use.
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Types of RNA01:23

Types of RNA

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Overview
Three main types of RNA are involved in protein synthesis: messenger RNA (mRNA), transfer RNA (tRNA), and ribosomal RNA (rRNA). These RNAs perform diverse functions and can be broadly classified as protein-coding or non-coding RNA. Non-coding RNAs play important roles in the regulation of gene expression in response to developmental and environmental changes. Non-coding RNAs in prokaryotes can be manipulated to develop more effective antibacterial drugs for human or animal use.
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Experimental RNAi02:15

Experimental RNAi

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RNA interference (RNAi) is a cellular mechanism that inhibits gene expression by suppressing its transcription or activating the RNA degradation process. The mechanism was discovered by Andrew Fire and Craig Mello in 1998 in plants. Today, it is observed in almost all eukaryotes, including protozoa, flies, nematodes, insects, parasites, and mammals. This precise cellular mechanism of gene silencing has been developed into a technique that provides an efficient way to identify and determine the...
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RNA Interference01:23

RNA Interference

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RNA interference (RNAi) is a process in which a small non-coding RNA molecule blocks the post-transcriptional expression of a gene by binding to its messenger RNA (mRNA) and preventing the protein from being translated.
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Disorders of the Male Reproductive System01:20

Disorders of the Male Reproductive System

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Men's health issues are increasingly recognized as significant, with several conditions posing common threats. Among these, testicular cancer is especially prevalent in younger men, particularly those aged 20 to 35 years. The disease often manifests as a painless mass in the testicles, sometimes accompanied by a sensation of heaviness or a dull ache.
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siRNA - Small Interfering RNAs02:30

siRNA - Small Interfering RNAs

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Small interfering RNAs, or siRNAs, are short regulatory RNA molecules that can silence genes post-transcriptionally, as well as the transcriptional level in some cases. siRNAs are important for protecting cells against viral infections and silencing transposable genetic elements.
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Sequencing Small Non-coding RNA from Formalin-fixed Tissues and Serum-derived Exosomes from Castration-resistant Prostate Cancer Patients
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Role of identified noncoding RNA in erectile dysfunction.

Sixiang Chen1, Xiaoping Sun2, Suliu Wu2

  • 1Zhejiang Chinese Medical University, Hangzhou, China.

Andrologia
|May 23, 2020
PubMed
Summary

Erectile dysfunction (ED) is common, with many patients unresponsive to first-line treatments. This review explores noncoding RNAs (ncRNAs), like microRNAs (miRNAs) and long noncoding RNAs (lncRNAs), as potential new biomarkers and therapeutic targets for ED.

Keywords:
erectile dysfunctionlong noncoding RNAmicroRNAnoncoding RNA

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Area of Science:

  • Reproductive Biology
  • Molecular Biology
  • Genetics

Background:

  • Erectile dysfunction (ED) affects a significant number of males, often linked to aging, chronic illnesses, and psychological factors.
  • Phosphodiesterase type 5 inhibitors (PDE5i) are standard treatments, yet approximately 35% of patients do not respond effectively.
  • The underlying mechanisms of ED remain incompletely understood, necessitating the identification of novel therapeutic targets and biomarkers.

Purpose of the Study:

  • To review and summarize the current understanding of noncoding RNAs (ncRNAs) involved in the pathogenesis of erectile dysfunction.
  • To highlight the roles of specific microRNAs (miRNAs) and long noncoding RNAs (lncRNAs) in ED.
  • To discuss the potential of ncRNAs as biomarkers and therapeutic targets for ED, including in stem cell therapy.

Main Methods:

  • Literature review of recent studies on ncRNAs and erectile dysfunction.
  • Analysis of identified ncRNAs, their mechanisms, and functions in ED.
  • Synthesis of information regarding the involvement of ncRNAs in ED pathogenesis and potential therapeutic applications.

Main Results:

  • Noncoding RNAs, including miRNAs and lncRNAs, play significant roles in the development and progression of ED.
  • These ncRNAs are implicated in various cellular and molecular pathways contributing to ED.
  • Emerging evidence suggests ncRNAs are involved in stem cell-based therapies for ED.

Conclusions:

  • ncRNAs represent promising novel biomarkers for ED diagnosis and prognosis.
  • Targeting specific ncRNAs could offer new therapeutic strategies for ED.
  • Further research into ncRNA mechanisms is crucial for advancing ED treatment and management.