circRNA basic information
circBase ID: hsa_circ_0051079
Name: -
Synonym: circ_0051079 / cic_0051079
Host Gene: -
Genomic location(hg19): chr19:40747844-40771258:-
Genomic location(hg38): chr19:40241937-40265351:-
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0009807
MONDO name: osteosarcoma
Disease details: osteosarcoma / OS
Disease DO ID:
3347
Disease MeSH ID:
D012516
Disease NCIt ID:
C9145
Disease ICD11 ID:
-
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

OS tissues; normal adjacent tissues; tumor tissues

Cell lines:

SaoS-2; U2OS; hFOB1.19

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: MAFB
Associated microRNA: miR-1286
Biological function: promotes OS cell proliferation, migration, invasion and EMT; inhibits apoptosis; promotes tumor growth in vivo
Molecular mechanism: circ_0051079 acts as a miRNA sponge for miR-1286 to upregulate MAFB (ceRNA-like regulation)
Biological pathway or process:

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

Detected method:
Q
Validation methods:

RT-qPCR; Back-Splice Junction PCR / divergent primers PCR; RNase R Treatment; Nuclear-Cytoplasmic Fractionation; Clinical Sample Validation; Luciferase Reporter Assay; Bioinformatics Analysis; Transfection; CCK8; EdU Staining; Annexin V/PI Flow Cytometry; Transwell Assay; Western Blot; In Vivo Animal Model; IHC (Immunohistochemistry); Survival Analysis; Cohort Study

Clinical significance:

High circ_0051079 expression was associated with tumor size and TNM stages, and patients with high circ_0051079 had lower survival rate.

Description:

circ_0051079 is upregulated in osteosarcoma and mainly localized in the cytoplasm. It promotes malignant phenotypes (proliferation, migration/invasion, EMT) and tumor growth by sponging miR-1286, thereby relieving miR-1286-mediated repression of MAFB and increasing MAFB expression.

Confidence score:

0.8427

Other information
Title:

Circ_0051079 functions as an oncogenic regulator in osteosarcoma by leading to MAFB expression upregulation by competitively interacting with miR-1286.

Journal: Journal of orthopaedic surgery and research
Published: 2022
PubMed ID: 36153605
Study type:

combined biological and clinical study

Data availability: -
Code availability: -