circRNA basic information
circBase ID: hsa_circ_0006867
Name: hsa_circ_LRBA
Synonym: hsa_circRNA_0006867
Host Gene: LRBA
Genomic location(hg19): chr4:151388824-151412187:-
Genomic location(hg38): chr4:150467672-150491035:-
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0005348
MONDO name: keloid
Disease details: keloid
Disease DO ID:
-
Disease MeSH ID:
D007627
Disease NCIt ID:
C3145
Disease ICD11 ID:
2057714006
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

keloid tissue; normal control tissues / normal skin

Cell lines:

KDF1; KDF2; 293T

In vivo animal model:

-

circRNA-disease information
Expression pattern:
UP
Associated gene: AGO2, KCCN3
Associated microRNA: miR-29a-5p, miR-141-3p, miR-499a-3p, miR-570-5p, miR-26a-5p
Biological function: Promotes proliferation, migration, and invasion of keloid dermal fibroblasts; promotes keloid progression.
Molecular mechanism: Acts as a cytoplasmic miRNA sponge; directly binds miR-29a-5p; associates with AGO2 in RISC; proposed miR-29a-5p/KCCN3 axis.
Biological pathway or process:

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

Detected method:
Q
M
Validation methods:

Microarray; RT-qPCR; Clinical Sample Validation; Transfection; CCK8; Transwell Assay; Wound Healing Assay; Nuclear-Cytoplasmic Fractionation; Luciferase Reporter Assay; RIP (RNA Immunoprecipitation); Bioinformatics Analysis

Clinical significance:

Identified as a biomarker and potential therapeutic target for keloids.

Description:

hsa_circ_0006867 is up-regulated in keloid dermal fibroblasts and promotes fibroblast proliferation, migration, and invasion in vitro. It mainly localizes to the cytoplasm and functions as a miRNA sponge, with experimental support for binding miR-29a-5p and association with AGO2, suggesting a potential miR-29a-5p/KCCN3 regulatory axis in keloid progression.

Confidence score:

0.7372

Other information
Title:

Comprehensive Analysis of Circular RNA Expression in ceRNA Networks and Identification of the Effects of hsa_circ_0006867 in Keloid Dermal Fibroblasts.

Journal: Frontiers in molecular biosciences
Published: 2022
PubMed ID: 35174214
Study type:

combined biological and clinical study

Data availability: GSE184097
Code availability: -