circRNA basic information
circBase ID: hsa_circ_0001146
Name: hsa_circ_CPNE1
Synonym: circCPNE1
Host Gene: CPNE1
Genomic location(hg19): chr20:34241449-34246936:-
Genomic location(hg38): chr20:35653527-35659014:-
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0004958
MONDO name: oral cavity squamous cell carcinoma
Disease details: oral squamous cell carcinoma / OSCC
Disease DO ID:
0050866
Disease MeSH ID:
-
Disease NCIt ID:
C4833
Disease ICD11 ID:
-
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

OSCC tissues; para-cancerous tissues

Cell lines:

CAL27; HSC2; Cal33; NOK

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
DN
Associated gene: AGO2, SOX6, AKT, Bcl-2
Associated microRNA: miR-330-3p
Biological function: inhibits proliferation; inhibits migration; inhibits invasion; inhibits tumor growth in vivo
Molecular mechanism: circCPNE1 acts as a miRNA sponge for miR-330-3p, regulating downstream SOX6 expression and related proteins (AKT, Bcl-2).
Biological pathway or process:

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

Detected method:
Q
H
Validation methods:

RT-qPCR; FISH / smFISH; RNase R Treatment; Nuclear-Cytoplasmic Fractionation; RIP (RNA Immunoprecipitation); Luciferase Reporter Assay; Transfection; CCK8; Wound Healing Assay; Transwell Assay; Western Blot; In Vivo Animal Model; IHC (Immunohistochemistry); TUNEL; Clinical Sample Validation; Bioinformatics Analysis

Clinical significance:

circCPNE1 expression level was negatively correlated with the clinical stage of OSCC patients.

Description:

circCPNE1 (hsa_circ_0001146) is down-regulated in OSCC tissues and cell lines and is negatively associated with clinical stage. Functionally, circCPNE1 suppresses OSCC proliferation, migration, invasion and xenograft growth by acting as a cytoplasmic miR-330-3p sponge, thereby relieving repression of SOX6 and affecting AKT/Bcl-2 levels.

Confidence score:

0.8254

Other information
Title:

Cisplatin-based miRNA delivery strategy inspired by the circCPNE1/miR-330-3p pathway for oral squamous cell carcinoma.

Journal: Acta pharmaceutica Sinica. B
Published: 2024
PubMed ID: 38828155
Study type:

combined biological and clinical study

Data availability: https://doi.org/10.1016/j.apsb.2024.02.009
Code availability: -