circRNA basic information
circBase ID: -
Name: -
Synonym: circ-DB
Host Gene: -
Genomic location(hg19): -
Genomic location(hg38): -
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
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:

postoperative GCa tissue samples; adjacent tissues

Cell lines:

BGC-823; HGC-27; AGS; MGC-803; MKN-7; GES1

In vivo animal model:

-

circRNA-disease information
Expression pattern:
UP
Associated gene: MET
Associated microRNA: microRNA-34a
Biological function: Promotes proliferative ability and migration of gastric cancer cells.
Molecular mechanism: Circ-DB acts as a microRNA-34a sponge and regulates MET expression through the circ-DB-microRNA-34a-MET pathway.
Biological pathway or process:

ceRNA regulation (other); proliferation (promotes); migration (promotes)

Detected method:
Q
Validation methods:

RT-qPCR; Clinical Sample Validation; Nuclear-Cytoplasmic Fractionation; Luciferase Reporter Assay; Transfection; Transwell Assay; Western Blot

Clinical significance:

Circ-DB was significantly overexpressed in GCa tissues and was significantly highly expressed in tumor samples with diameter ≥ 5 cm.

Description:

Circ-DB is up-regulated in gastric cancer tissues and cell lines. It mainly localizes to the cytoplasm, binds microRNA-34a, and regulates MET expression through the circ-DB-microRNA-34a-MET axis. Functionally, circ-DB promotes proliferative ability and migration of gastric cancer cells and is associated with larger tumor diameter.

Confidence score:

0.6429

Other information
Title:

Circ-DB participates in the progression of gastric cancer by competitively binding microRNA-34a to regulate the expression of MET.

Journal: European review for medical and pharmacological sciences
Published: 2019
PubMed ID: 31799656
Study type:

combined biological and clinical study

Data availability: -
Code availability: -