circRNA basic information
circBase ID: hsa_circ_0007637
Name: hsa_circ_CREBBP
Synonym: circCREBBP
Host Gene: CREBBP
Genomic location(hg19): chr20:36685939-36694658:+
Genomic location(hg38): chr20:38057537-38066256:+
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0100430
MONDO name: fibrotic liver disease
Disease details: hepatic fibrosis
Disease DO ID:
-
Disease MeSH ID:
-
Disease NCIt ID:
-
Disease ICD11 ID:
-
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

liver tissue; HF tissues; non-HF tissues

Cell lines:

LX-2; L0-2

In vivo animal model:

other disease animal model

circRNA-disease information
Expression pattern:
DN
Associated gene: LEFTY2
Associated microRNA: hsa-miR-1291
Biological function: inhibits HSC activation and proliferation; alleviates hepatic fibrosis injury; reduces collagen deposition
Molecular mechanism: ceRNA mechanism: circCREBBP sponges hsa-miR-1291 to promote LEFTY2 expression
Biological pathway or process:

ceRNA regulation (promotes); proliferation (inhibits); cell cycle (inhibits); fibrosis (inhibits)

Detected method:
Q
S
Validation methods:

circRNA-seq; RT-qPCR; divergent primers PCR; Sanger Sequencing; FISH / smFISH; Microarray; Bioinformatics Analysis; Luciferase Reporter Assay; Transfection; CCK8; Cell Cycle Assay; Western Blot; In Vivo Animal Model; H&E Staining; IHC (Immunohistochemistry)

Clinical significance:

potential value as a diagnostic and prognostic indicator of HF; may be a promising biomarker for the treatment of HF

Description:

circCREBBP is down-regulated in hepatic fibrosis and exerts anti-fibrotic effects by inhibiting hepatic stellate cell activation and proliferation. Mechanistically, it functions as a ceRNA by sponging hsa-miR-1291 to increase LEFTY2 expression, thereby alleviating fibrosis in vitro and in a CCl4-induced mouse model.

Confidence score:

0.8067

Other information
Title:

Circular RNA CREBBP Suppresses Hepatic Fibrosis Via Targeting the hsa-miR-1291/LEFTY2 Axis.

Journal: Frontiers in pharmacology
Published: 2021
PubMed ID: 34887753
Study type:

combined biological and clinical study

Data availability: -
Code availability: -