circRNA basic information
circBase ID: -
Name: hsa_circ_BFAR
Synonym: circular RNA bifunctional apoptosis regulator (circBFAR) / hsa_circ_00090655
Host Gene: BFAR
Genomic location(hg19): -
Genomic location(hg38): -
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0018177
MONDO name: glioblastoma
Disease details: glioblastoma / GBM
Disease DO ID:
3068
Disease MeSH ID:
D005909
Disease NCIt ID:
C3058
Disease ICD11 ID:
-
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

GBM tissues; adjacent normal brain tissues; normal brain tissues

Cell lines:

NHA; U251; T98G; LN229; A172; SHG44

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: FoxM1, AGO2
Associated microRNA: miR-548b
Biological function: Promotes GBM/glioma progression, proliferation, invasion, and in vivo tumor growth; circBFAR knockdown inhibits proliferation, invasion, and glioma growth and prolongs survival in xenograft mice.
Molecular mechanism: circBFAR acts as a cytoplasmic ceRNA that sponges miR-548b, relieving miR-548b-mediated suppression of FoxM1 and thereby promoting glioma cell proliferation and invasion.
Biological pathway or process:

proliferation (promotes); invasion (promotes); ceRNA regulation (promotes); metastasis (promotes); other pathway/process (promotes)

Detected method:
Q
S
Validation methods:

RNase R Treatment; Actinomycin D / DRB Stability Assay; RT-qPCR; RNA-seq; Clinical Sample Validation; RIP (RNA Immunoprecipitation); Luciferase Reporter Assay; Transfection; CCK8; Transwell Assay; Western Blot; Nuclear-Cytoplasmic Fractionation; In Vivo Animal Model; H&E Staining; Survival Analysis; Cohort Study; Bioinformatics Analysis

Clinical significance:

High circBFAR expression was associated with worse prognosis in GBM patients and positively correlated with patients' age and mean tumor diameter.

Description:

circBFAR is an up-regulated human circRNA derived from BFAR in GBM tissues and glioma cell lines. It promotes glioma proliferation, invasion, and in vivo tumor growth by acting as a ceRNA for miR-548b and increasing FoxM1 expression. High circBFAR expression is associated with worse overall survival in GBM patients.

Confidence score:

0.8655

Other information
Title:

Circular RNA circBFAR promotes glioblastoma progression by regulating a miR-548b/FoxM1 axis.

Journal: FASEB journal : official publication of the Federation of American Societies for Experimental Biology
Published: 2022
PubMed ID: 35202487
Study type:

combined biological and clinical study

Data availability: GSE92322; GSE86202; GSE113224; GSE146463; TCGA-GBM; materials and methods; raw data available on request from the corresponding author
Code availability: -