circRNA basic information
circBase ID: hsa_circ_0001839
Name: hsa_circ_KDM4C
Synonym: circKDM4C
Host Gene: KDM4C
Genomic location(hg19): chr9:6880011-6893232:+
Genomic location(hg38): chr9:6880011-6893232:+
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 tissues / normal bladder tissues

Cell lines:

UM-UC3; T24; SV-HUC-1

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: ZEB1
Associated microRNA: miR-200b-3p, miR-200c-3p
Biological function: enhances migration and invasion; promotes invasion and metastasis; promotes mesenchymal phenotype (EMT)
Molecular mechanism: ceRNA/miRNA sponge: circKDM4C sponges miR-200b-3p and miR-200c-3p to increase ZEB1 expression
Biological pathway or process:

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

Detected method:
Q
S
Validation methods:

RNA-seq; Bioinformatics Analysis; RT-qPCR; RNase R Treatment; divergent primers PCR; Sanger Sequencing; Nuclear-Cytoplasmic Fractionation; FISH / smFISH; RNA Pull-Down; Luciferase Reporter Assay; Transfection; Wound Healing Assay; Transwell Assay; Western Blot; In Vivo Animal Model; H&E Staining; Clinical Sample Validation

Clinical significance:

potential biomarker or therapeutic target for bladder cancer

Description:

circKDM4C is up-regulated in bladder cancer tissues and cell lines and promotes migration, invasion, and metastasis. It primarily localizes to the cytoplasm and acts as a ceRNA by sponging miR-200b-3p/miR-200c-3p, thereby increasing ZEB1 expression and promoting EMT-like mesenchymal features.

Confidence score:

0.8382

Other information
Title:

circKDM4C enhances bladder cancer invasion and metastasis through miR-200bc-3p/ZEB1 axis.

Journal: Cell death discovery
Published: 2021
PubMed ID: 34811353
Study type:

combined biological and clinical study

Data availability: All data generated or analyzed during this study are included in this article.
Code availability: -