circRNA basic information
circBase ID: hsa_circ_0075943
Name: -
Synonym: circ_0075943
Host Gene: -
Genomic location(hg19): chr6:32123647-32134587:+
Genomic location(hg38): chr6:32155870-32166810:+
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:

tumor tissue; paracancerous tissue

Cell lines:

MCF-10A; MCF-7; MDA-MB-231; MDA-MB-468; BT-474; T47D

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: AK2, Ago2
Associated microRNA: miR-141-3p
Biological function: promotes malignant behavior (proliferation, migration, invasion) and inhibits apoptosis in breast cancer cells; supports tumor growth in vivo
Molecular mechanism: ceRNA-like mechanism where circ_0075943 binds miR-141-3p and indirectly upregulates AK2
Biological pathway or process:

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

Detected method:
Q
Validation methods:

RT-qPCR; Clinical Sample Validation; Bioinformatics Analysis; Luciferase Reporter Assay; RIP (RNA Immunoprecipitation); Transfection; MTT; Colony Formation Assay; Transwell Assay; Wound Healing Assay; Annexin V/PI Flow Cytometry; Western Blot; In Vivo Animal Model; H&E Staining; IHC (Immunohistochemistry)

Clinical significance:

circ_0075943 may be adopted as a new type of potential biomarker or cancer treatment earmark

Description:

circ_0075943 is up-regulated in breast cancer tissues and cell lines and mainly localizes to the cytoplasm. It promotes breast cancer cell proliferation, migration and invasion while inhibiting apoptosis, and it supports tumor growth in vivo by sponging miR-141-3p to derepress AK2 (circ_0075943/miR-141-3p/AK2 axis).

Confidence score:

0.7554

Other information
Title:

circ_0075943 Dominates the miR-141-3p/AK2 Network to Support the Development of Breast Carcinoma.

Journal: Journal of oncology
Published: 2021
PubMed ID: 34887922
Study type:

combined biological and clinical study

Data availability: The data used to support the findings of this study are available from the corresponding author upon request.
Code availability: -