circRNA basic information
circBase ID: hsa_circ_0000799
Name: hsa_circ_BPTF
Synonym: -
Host Gene: BPTF
Genomic location(hg19): chr17:65941524-65972074:+
Genomic location(hg38): chr17:67945408-67975958:+
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 noncancerous tissues

Cell lines:

UM-UC-3; T24; 293T; SV-HUC-1; 5637; EJ

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: RAB27A
Associated microRNA: miR-31-5p
Biological function: promotes proliferation, migration and invasion; promotes tumor growth in vivo; promotes bladder cancer progression and recurrence
Molecular mechanism: Acts as a miRNA sponge for miR-31-5p, thereby enhancing RAB27A expression (ceRNA axis).
Biological pathway or process:

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

Detected method:
Q
Validation methods:

Back-Splice Junction PCR / divergent primers PCR; Sanger Sequencing; Actinomycin D / DRB Stability Assay; RNase R Treatment; RT-qPCR; Nuclear-Cytoplasmic Fractionation; FISH / smFISH; Clinical Sample Validation; Bioinformatics Analysis; RNA Pull-Down; Luciferase Reporter Assay; Transfection; MTT; Colony Formation Assay; Transwell Assay; Wound Healing Assay; Western Blot; In Vivo Animal Model; Cohort Study; Survival Analysis

Clinical significance:

High circ-BPTF expression is associated with higher tumor grades, recurrence, and poorer prognosis (worse OS) in BCa patients.

Description:

circ-BPTF (hsa_circ_0000799) is up-regulated in bladder cancer tissues/cell lines and is associated with recurrence and poor overall survival. It promotes BCa proliferation and motility and acts as a ceRNA by sponging miR-31-5p to increase RAB27A expression; knockdown suppresses tumor growth in a xenograft model.

Confidence score:

0.8814

Other information
Title:

Circ-BPTF promotes bladder cancer progression and recurrence through the miR-31-5p/RAB27A axis.

Journal: Aging
Published: 2018
PubMed ID: 30103209
Study type:

combined biological and clinical study

Data availability: -
Code availability: -