circRNA basic information
circBase ID: hsa_circ_0075410
Name: hsa_circ_DUSP22
Synonym: circDUSP22
Host Gene: DUSP22
Genomic location(hg19): chr6:304627-311962:+
Genomic location(hg38): chr6:304627-311962:+
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0009831
MONDO name: malignant pancreatic neoplasm
Disease details: pancreatic cancer
Disease DO ID:
1793
Disease MeSH ID:
-
Disease NCIt ID:
C9005
Disease ICD11 ID:
542147910
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

PaCa tumor specimens; matched normal specimens; tumor tissues

Cell lines:

SW1990; PANC-1; BxPC-3; ASPC-1; HPDE6-C7

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
DN
Associated gene: BNIP3, BCL2 interacting protein 3
Associated microRNA: miR-1178-3p
Biological function: CircDUSP22 overexpression restrains pancreatic cancer cell proliferation and colony formation, arrests the cell cycle at G0/G1 phase, promotes apoptosis, and decelerates tumor growth in vivo.
Molecular mechanism: CircDUSP22 functions as a miR-1178-3p sponge to increase BNIP3 expression, thereby inhibiting PaCa development.
Biological pathway or process:

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

Detected method:
Q
S
Validation methods:

RNase R Treatment; RT-qPCR; RNA-seq; Clinical Sample Validation; Nuclear-Cytoplasmic Fractionation; Luciferase Reporter Assay; RNA Pull-Down; Transfection; MTT; EdU Staining; Colony Formation Assay; Cell Cycle Assay; Annexin V/PI Flow Cytometry; Western Blot; In Vivo Animal Model; IHC (Immunohistochemistry); Bioinformatics Analysis

Clinical significance:

CircDUSP22 may be a potential targeted therapy strategy for PaCa.

Description:

circDUSP22/hsa_circ_0075410 is down-regulated in pancreatic cancer tissues and cell lines and is mainly localized in the cytoplasm. Its overexpression suppresses PaCa cell growth, induces cell-cycle arrest and apoptosis, and reduces xenograft tumor growth. Mechanistically, circDUSP22 sponges miR-1178-3p to upregulate BNIP3, supporting its potential as a therapeutic target in PaCa.

Confidence score:

0.8256

Other information
Title:

CircDUSP22 Overexpression Restrains Pancreatic Cancer Development via Modulating miR-1178-3p and Downstream BNIP3.

Journal: Biochemical genetics
Published: 2023
PubMed ID: 36063260
Study type:

combined biological and clinical study

Data availability: GSE69362
Code availability: -