circRNA basic information
circBase ID: hsa_circ_0067049
Name: hsa_circ_MYLK
Synonym: circMYLK
Host Gene: MYLK
Genomic location(hg19): chr3:123401070-123420356:-
Genomic location(hg38): chr3:123682223-123701509:-
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:

bladder cancer tissues; adjacent normal tissues

Cell lines:

SW780; T24; J82; RT4; SV-HUC-1

In vivo animal model:

-

circRNA-disease information
Expression pattern:
UP
Associated gene: CCND3
Associated microRNA: miR-34a
Biological function: CircMYLK promotes bladder cancer cell growth, migration, invasion, and survival; circMYLK downregulation induces cell cycle arrest and apoptosis and suppresses migration and invasion.
Molecular mechanism: CircMYLK acts as a competing endogenous RNA by binding miR-34a, thereby upregulating CCND3 expression in bladder cancer cells.
Biological pathway or process:

proliferation (promotes); migration (promotes); invasion (promotes); metastasis (promotes); apoptosis (inhibits); cell cycle (promotes); ceRNA regulation (other)

Detected method:
Q
Validation methods:

RT-qPCR; Nuclear-Cytoplasmic Fractionation; Clinical Sample Validation; Bioinformatics Analysis; Luciferase Reporter Assay; RIP (RNA Immunoprecipitation); Transfection; Cell Cycle Assay; Annexin V/PI Flow Cytometry; Transwell Assay; Western Blot

Clinical significance:

CircMYLK expression was associated with clinicopathological features including tumor size, TNM stage, and lymphatic metastasis; circMYLK was proposed as a promising biomarker for bladder cancer treatment.

Description:

CircMYLK/circ_0067049 is up-regulated in human bladder cancer tissues and cell lines. It promotes malignant bladder cancer cell behaviors, including growth, migration, invasion, and survival, while inhibiting apoptosis and cell cycle arrest. Mechanistically, cytoplasmic circMYLK competitively binds miR-34a and increases CCND3 expression through a ceRNA regulatory network.

Confidence score:

0.7283

Other information
Title:

CircMYLK promotes the growth, migration, invasion, and survival of bladder cancer cells by upregulating CCND3 level via competitively binding to miR-34a.

Journal: Drug development research
Published: 2021
PubMed ID: 34056735
Study type:

combined biological and clinical study

Data availability: -
Code availability: -