circRNA basic information
circBase ID: hsa_circ_0131242
Name: hsa_circ_MAP3K4
Synonym: -
Host Gene: MAP3K4
Genomic location(hg19): -
Genomic location(hg38): -
Subcellular localization: not tested
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0005494
MONDO name: triple-negative breast carcinoma
Disease details: triple-negative breast cancer
Disease DO ID:
0060081
Disease MeSH ID:
D064726
Disease NCIt ID:
C71732
Disease ICD11 ID:
-
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

breast cancer tissues; adjacent non-tumorigenesis tissue / adjacent normal tissues; TNBC tissues

Cell lines:

BT549; MDA-MB-231; MDA-MB-468; T47D; HCC1806; MCF-10A

In vivo animal model:

-

circRNA-disease information
Expression pattern:
UP
Associated gene: -
Associated microRNA: hsa-miR-2682-3p / hsa-miR-2682
Biological function: Promotes TNBC progression by enhancing proliferation, colony formation and migration; knockdown suppresses these phenotypes.
Molecular mechanism: Acts as a miRNA sponge for hsa-miR-2682, supported by luciferase reporter assay and MS2-based RIP; miR-2682 inhibition rescues the effects of hsa_circ_0131242 knockdown.
Biological pathway or process:

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

Detected method:
Q
M
Validation methods:

Microarray; Bioinformatics Analysis; RT-qPCR; RNase R Treatment; Luciferase Reporter Assay; RIP (RNA Immunoprecipitation); Transfection; CCK8; Colony Formation Assay; Wound Healing Assay; Transwell Assay; Clinical Sample Validation; Cohort Study; Survival Analysis

Clinical significance:

High expression of hsa_circ_0131242 was positively correlated with advanced tumor stages and poorer clinical features, and patients with high hsa_circ_0131242 level had a poorer overall survival.

Description:

hsa_circ_0131242 is up-regulated in TNBC tissues and breast cancer cell lines and promotes malignant phenotypes (proliferation, colony formation, migration). Mechanistically, it functions as a ceRNA by sponging hsa-miR-2682, and high expression is associated with advanced stage and worse overall survival.

Confidence score:

0.8343

Other information
Title:

Circular RNA hsa_circ_0131242 Promotes Triple-Negative Breast Cancer Progression by Sponging hsa-miR-2682.

Journal: OncoTargets and therapy
Published: 2020
PubMed ID: 32547106
Study type:

combined biological and clinical study

Data availability: -
Code availability: -