circRNA basic information
circBase ID: hsa_circ_0008362
Name: hsa_circ_FBXW4
Synonym: circ_0008362 / hsa_circRNA_0008362
Host Gene: FBXW4
Genomic location(hg19): chr10:103427642-103436193:-
Genomic location(hg38): chr10:101667885-101676436:-
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0005015
MONDO name: diabetes mellitus
Disease details: diabetes mellitus / DM
Disease DO ID:
9351
Disease MeSH ID:
D003920
Disease NCIt ID:
C2985
Disease ICD11 ID:
465177735
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

plasma EVs; aorta; thoracic aortas; artery tissues

Cell lines:

HUVECs; VSMCs

In vivo animal model:

other disease animal model

circRNA-disease information
Expression pattern:
UP
Associated gene: Runx2, Ago2
Associated microRNA: miR-1251-5p
Biological function: promotes VSMC calcification; promotes arterial calcification
Molecular mechanism: ceRNA sponging of miR-1251-5p to upregulate Runx2; direct binding to Runx2 protein to increase Runx2 stability/expression
Biological pathway or process:

ceRNA regulation (promotes); calcification (promotes)

Detected method:
Q
Validation methods:

RT-qPCR; RNase R Treatment; Actinomycin D / DRB Stability Assay; FISH / smFISH; RNA Pull-Down; RIP (RNA Immunoprecipitation); Luciferase Reporter Assay; Transfection; Western Blot; In Vivo Animal Model; IHC (Immunohistochemistry); Clinical Sample Validation; Bioinformatics Analysis

Clinical significance:

Elevated levels of plasma EVs circ_0008362 were associated with more severe coronary and aorta artery calcification in patients with DM.

Description:

hsa_circ_0008362 is enriched in endothelial cell-derived extracellular vesicles under high-glucose/diabetic conditions and is transferred to VSMCs to promote vascular/arterial calcification. It promotes calcification by sponging miR-1251-5p to increase Runx2 and also by directly binding Runx2 protein to enhance its stability. Circulating plasma EV hsa_circ_0008362 is elevated in DM patients and correlates with coronary/aortic calcification severity.

Confidence score:

0.8499

Other information
Title:

Endothelial cells derived extracellular vesicles promote diabetic arterial calcification via circ_0008362/miR-1251-5p/Runx2 axial.

Journal: Cardiovascular diabetology
Published: 2024
PubMed ID: 39420345
Study type:

combined biological and clinical study

Data availability: Supplementary material available at 10.1186/s12933-024-02440-7.
Code availability: -