circRNA basic information
circBase ID: -
Name: -
Synonym: circRNA_001569 / hsa_circ_001569
Host Gene: -
Genomic location(hg19): -
Genomic location(hg38): -
Subcellular localization: not tested
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0001056
MONDO name: gastric cancer
Disease details: gastric cancer / GC
Disease DO ID:
10534
Disease MeSH ID:
-
Disease NCIt ID:
C9331
Disease ICD11 ID:
1397617262
Disease OMIM ID:
613659
Species: Human
Species details: Homo sapiens
Tissue specimen:

tumor tissues; adjacent cancer tissues

Cell lines:

SGC-7901; MGC-803; GES-1

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: NR4A2
Associated microRNA: miR-145
Biological function: Promotes gastric cancer cell viability/proliferation, decreases apoptosis, and affects cell cycle progression; knockdown decreases proliferation and promotes apoptosis.
Molecular mechanism: circRNA_001569 acts as a ceRNA/sponge for miR-145, suppressing miR-145 and thereby regulating NR4A2-mediated proliferation and apoptosis in gastric cancer.
Biological pathway or process:

proliferation (promotes); apoptosis (inhibits); cell cycle (other); ceRNA regulation (other)

Detected method:
Q
Validation methods:

RT-qPCR; Clinical Sample Validation; RNA Pull-Down; Transfection; CCK8; Colony Formation Assay; Annexin V/PI Flow Cytometry; Cell Cycle Assay; Luciferase Reporter Assay; Western Blot; In Vivo Animal Model

Clinical significance:

circRNA_001569 expression correlated with tumor size, clinical stage and depth of invasion; the study suggested potential value for gastric cancer diagnosis and therapy.

Description:

circRNA_001569 is up-regulated in gastric cancer tissues and cell lines. It promotes gastric cancer cell proliferation/viability and inhibits apoptosis by acting as a ceRNA that absorbs miR-145, leading to regulation of NR4A2. Its expression is associated with tumor size, clinical stage and depth of invasion.

Confidence score:

0.6831

Other information
Title:

CircRNA_001569 promotes cell proliferation through absorbing miR-145 in gastric cancer.

Journal: Journal of biochemistry
Published: 2019
PubMed ID: 30304349
Study type:

combined biological and clinical study

Data availability: -
Code availability: -