circRNA basic information
circBase ID: hsa_circ_0068871
Name: hsa_circ_FGFR3
Synonym: -
Host Gene: FGFR3
Genomic location(hg19): chr4:1801473-1804791:+
Genomic location(hg38): chr4:1799746-1803064:+
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0004986
MONDO name: urinary bladder carcinoma
Disease details: bladder cancer
Disease DO ID:
4007
Disease MeSH ID:
-
Disease NCIt ID:
C4912
Disease ICD11 ID:
-
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

BCa tissues; adjacent normal tissue specimens

Cell lines:

T24; UMUC3; EJ; J82; SV-HUC-1; 293 T

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: FGFR3, STAT3
Associated microRNA: miR-181a-5p
Biological function: promotes proliferation and migration; inhibits apoptosis; promotes tumour growth in vivo
Molecular mechanism: Acts as a miRNA sponge for miR-181a-5p to de-repress FGFR3, activating STAT3 signaling
Biological pathway or process:

proliferation (promotes); migration (promotes); apoptosis (inhibits); ceRNA regulation (promotes); JAK/STAT (promotes)

Detected method:
Q
Validation methods:

RT-qPCR; Back-Splice Junction PCR / divergent primers PCR; RNase R Treatment; Sanger Sequencing; FISH / smFISH; RNA Pull-Down; Luciferase Reporter Assay; Transfection; CCK8; Colony Formation Assay; Transwell Assay; Wound Healing Assay; Annexin V/PI Flow Cytometry; Western Blot; IHC (Immunohistochemistry); In Vivo Animal Model; Bioinformatics Analysis; Clinical Sample Validation

Clinical significance:

may serve as a potential biomarker; positively correlated with T-stage and N-stage

Description:

hsa_circ_0068871 is up-regulated in bladder cancer and promotes proliferation, migration, and xenograft growth while reducing apoptosis. It functions as a ceRNA sponge for miR-181a-5p, relieving repression of FGFR3 and activating STAT3 signaling, and may serve as a biomarker.

Confidence score:

0.8571

Other information
Title:

Circular RNA hsa_circ_0068871 regulates FGFR3 expression and activates STAT3 by targeting miR-181a-5p to promote bladder cancer progression.

Journal: Journal of experimental & clinical cancer research : CR
Published: 2019
PubMed ID: 30999937
Study type:

combined biological and clinical study

Data availability: GSE40355
Code availability: -