circRNA basic information
circBase ID: hsa_circ_0000518
Name: -
Synonym: circ_0000518
Host Gene: -
Genomic location(hg19): chr14:20811404-20811554:-
Genomic location(hg38): chr14:20343245-20343395:-
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0007254
MONDO name: breast cancer
Disease details: breast cancer / BC
Disease DO ID:
1612
Disease MeSH ID:
-
Disease NCIt ID:
C9335
Disease ICD11 ID:
1047754165
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

tumor tissues; paracancerous tissues

Cell lines:

BT549; MDA-MB-231; MDA-MB-468; MDA-MB-453; MCF-10A

In vivo animal model:

-

circRNA-disease information
Expression pattern:
UP
Associated gene: SOX4
Associated microRNA: miR-1225-3p
Biological function: promotes growth, migration and invasion of breast cancer cells
Molecular mechanism: circ_0000518 acts as a molecular sponge of miR-1225-3p to up-regulate SOX4
Biological pathway or process:

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

Detected method:
Q
M
Validation methods:

Microarray; RT-qPCR; Nuclear-Cytoplasmic Fractionation; Clinical Sample Validation; Bioinformatics Analysis; Luciferase Reporter Assay; Transfection; CCK8; EdU Staining; Wound Healing Assay; Transwell Assay; Western Blot

Clinical significance:

circ_0000518 expression was markedly associated with tumor size, lymph node metastasis, TNM stage and tumor differentiation

Description:

circ_0000518 is up-regulated in breast cancer tissues and cell lines and promotes proliferation, migration, and invasion in vitro. It acts as a ceRNA by sponging miR-1225-3p, thereby relieving repression of SOX4 and enhancing SOX4 expression.

Confidence score:

0.697

Other information
Title:

Circular RNA circ_0000518 promotes breast cancer progression through the microRNA-1225-3p/SRY-box transcription factor 4 pathway.

Journal: Bioengineered
Published: 2022
PubMed ID: 35112991
Study type:

combined biological and clinical study

Data availability: GSE101123
Code availability: -