circRNA basic information
circBase ID: hsa_circ_0000519
Name: -
Synonym: hsa_circRNA_002178
Host Gene: -
Genomic location(hg19): -
Genomic location(hg38): -
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0007254
MONDO name: breast cancer
Disease details: breast cancer
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:

breast cancer tissues; adjacent normal tissues

Cell lines:

MDA-MB-231; BT549; MCF-7; T47D; MCF-10A

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: COL1A1
Associated microRNA: hsa-miR-328-3p
Biological function: promotes breast cancer cell proliferation, energy metabolism and angiogenesis; promotes tumor growth and inflammation in vivo
Molecular mechanism: acts as a miR-328-3p sponge to relieve miR-328-3p-mediated repression of COL1A1
Biological pathway or process:

proliferation (promotes); angiogenesis (promotes); ceRNA regulation (promotes); inflammation (promotes)

Detected method:
Q
M
Validation methods:

Microarray; RT-qPCR; FISH / smFISH; RNA Pull-Down; Luciferase Reporter Assay; Bioinformatics Analysis; Transfection; CCK8; Western Blot; Tube Formation Assay; IHC (Immunohistochemistry); ELISA; In Vivo Animal Model; Survival Analysis; Clinical Sample Validation

Clinical significance:

High hsa_circRNA_002178 expression is associated with worse prognosis in breast cancer patients

Description:

In breast cancer, hsa_circRNA_002178 is up-regulated and mainly localized in the cytoplasm. It promotes malignant phenotypes (proliferation, energy metabolism and angiogenesis) and tumor growth/inflammation by sponging miR-328-3p, thereby relieving miR-328-3p-mediated repression of COL1A1.

Confidence score:

0.8066

Other information
Title:

Circular RNA hsa_circRNA_002178 silencing retards breast cancer progression via microRNA-328-3p-mediated inhibition of COL1A1.

Journal: Journal of cellular and molecular medicine
Published: 2020
PubMed ID: 31957232
Study type:

combined biological and clinical study

Data availability: GSE101123; GSE80754; GSE10797
Code availability: -