Emerging roles of circ_NRIP1 in tumor development and cancer therapy (Review)

Xin Gao1, Yongbo Yu1, Haicun Wang1

  • 1General Surgery Department, The Second Affiliated Hospital of Harbin Medical University, Harbin, Heilongjiang 150086, P.R. China.

Oncology Letters
|June 19, 2023
PubMed

Insights

Circular RNA nuclear receptor interacting protein 1 (circ_NRIP1) is highly expressed in tumors and drives cancer progression. This review explores circ_NRIP1

Area of Science:

  • Oncology
  • Molecular Biology
  • Genetics

Background:

  • Circular RNAs (circRNAs) are non-coding RNA molecules involved in crucial biological processes.
  • Aberrant circRNA expression is linked to various human cancers.
  • CircRNA nuclear receptor interacting protein 1 (circ_NRIP1) is implicated in tumor development.

Purpose of the Study:

  • To review the expression patterns of circ_NRIP1 in diverse malignant tumors.
  • To highlight the role of circ_NRIP1 in cancer progression and development.
  • To explore the potential of circ_NRIP1 as a cancer biomarker and therapeutic target.

Main Methods:

  • Literature review of studies on circ_NRIP1 expression and function in cancer.
  • Analysis of circ_NRIP1 abundance in various human tumor types compared to normal tissues.
  • Synthesis of evidence regarding circ_NRIP1's influence on tumor cell proliferation, invasion, and migration.

Main Results:

  • circ_NRIP1 is frequently overexpressed in multiple human cancers.
  • Higher circ_NRIP1 levels correlate with advanced tumor progression and poor prognosis.
  • circ_NRIP1 promotes malignant behaviors including proliferation, invasion, and migration.

Conclusions:

  • circ_NRIP1 represents a significant factor in cancer development and progression.
  • circ_NRIP1's aberrant expression and functional roles suggest its potential as a diagnostic biomarker.
  • circ_NRIP1 may serve as a novel therapeutic target for cancer treatment.

Related Concept Videos

Inhibition of Cdk Activity02:34

Inhibition of Cdk Activity

The orderly progression of the cell cycle depends on the activation of Cdk protein by binding to its cyclin partner. However, the cell cycle must be restricted when undergoing abnormal changes. Most cancers correlate to the deregulated cell cycle, and since Cdks are a central component of the cell cycle, Cdk inhibitors are extensively studied to develop anticancer agents. For instance, cyclin D associates with several Cdks, such as Cdk 4/6, to form an active complex. The cyclin D-Cdk4/6 complex...
Abnormal Proliferation02:23

Abnormal Proliferation

Under normal conditions, most adult cells remain in a non-proliferative state unless stimulated by internal or external factors to replace lost cells. Abnormal cell proliferation is a condition in which the cell's growth exceeds and is uncoordinated with normal cells. In such situations, cell division persists in the same excessive manner even after cessation of the stimuli, leading to persistent tumors. The tumor arises from the damaged cells that replicate to pass the damage to the daughter...
mTOR Signaling and Cancer Progression03:03

mTOR Signaling and Cancer Progression

The mammalian target of rapamycin or mTOR protein was discovered in 1994 due to its direct interaction with rapamycin. The protein gets its name from a yeast homolog called TOR. The mTOR protein complex in mammalian cells plays a major role in balancing anabolic processes such as the synthesis of proteins, lipids, and nucleotides and catabolic processes, such as autophagy in response to environmental cues, such as availability of nutrients and growth factors.
The mTOR pathway or the...
Cancer-Critical Genes II: Tumor Suppressor Genes01:05

Cancer-Critical Genes II: Tumor Suppressor Genes

Genes usually encode proteins necessary for the proper functioning of a healthy cell. Mutations can often cause changes to the gene expression pattern, thereby altering the phenotype.
When the function of certain critical genes, especially those involved in cell cycle regulation and cell growth signaling cascades, gets disrupted, it upsets the cell cycle progression. Such cells with unchecked cell cycles start proliferating uncontrollably and eventually develop into tumors.
Such genes that act...
Cancer-Critical Genes II: Tumor Suppressor Genes01:05

Cancer-Critical Genes II: Tumor Suppressor Genes

Genes usually encode proteins necessary for the proper functioning of a healthy cell. Mutations can often cause changes to the gene expression pattern, thereby altering the phenotype.
When the function of certain critical genes, especially those involved in cell cycle regulation and cell growth signaling cascades, gets disrupted, it upsets the cell cycle progression. Such cells with unchecked cell cycles start proliferating uncontrollably and eventually develop into tumors.
Such genes that act...
mTOR Signaling and Cancer Progression03:03

mTOR Signaling and Cancer Progression

The mammalian target of rapamycin or mTOR protein was discovered in 1994 due to its direct interaction with rapamycin. The protein gets its name from a yeast homolog called TOR. The mTOR protein complex in mammalian cells plays a major role in balancing anabolic processes such as the synthesis of proteins, lipids, and nucleotides and catabolic processes, such as autophagy in response to environmental cues, such as availability of nutrients and growth factors.
The mTOR pathway or the...