circRNA basic information
circBase ID: hsa_circ_0004018
Name: hsa_circ_SMYD4
Synonym: hsa_circ_4018
Host Gene: SMYD4
Genomic location(hg19): chr17:1703150-1704318:-
Genomic location(hg38): chr17:1799856-1801024:-
Subcellular localization: not tested
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0007256
MONDO name: hepatocellular carcinoma
Disease details: hepatocellular carcinoma
Disease DO ID:
684, 686
Disease MeSH ID:
D006528
Disease NCIt ID:
C3099
Disease ICD11 ID:
1294035808
Disease OMIM ID:
114550
Species: Human
Species details: Homo sapiens
Tissue specimen:

HCC tissues; para-tumorous tissues; liver tissues

Cell lines:

HepG2; Huh7; SMMC-7721; MHCC97H; HCCLM3; L02

In vivo animal model:

-

circRNA-disease information
Expression pattern:
DN
Associated gene: MYC
Associated microRNA: hsa-miR-30e-5p, hsa-miR-647, hsa-miR-92a-1-5p, hsa-miR-660-3p, hsa-miR-626
Biological function: May play a role in hepatocellular carcinoma carcinogenesis and metastasis; potential diagnostic biomarker for HCC.
Molecular mechanism: Predicted ceRNA mechanism via hsa_circ_0004018-miR-30e-5p/miR-626-MYC axes (bioinformatics-based).
Biological pathway or process:

ceRNA regulation (other); metastasis (other)

Detected method:
Q
M
Validation methods:

Microarray; RT-qPCR; Sanger Sequencing; Back-Splice Junction PCR / divergent primers PCR; Clinical Sample Validation; ROC Analysis; Bioinformatics Analysis

Clinical significance:

Lower expression of hsa_circ_0004018 was correlated with serum AFP level, tumor diameters, differentiation, BCLC stage and TNM stage; diagnostic value AUC=0.848 with sensitivity 0.716 and specificity 0.815.

Description:

hsa_circ_0004018 is significantly down-regulated in HCC tissues and HCC cell lines and shows stage-specific decrease from chronic hepatitis to cirrhosis to HCC. The study predicts a ceRNA axis hsa_circ_0004018-miR-30e-5p/miR-626-MYC that may contribute to HCC carcinogenesis/metastasis and supports its diagnostic potential (AUC 0.848).

Confidence score:

0.6556

Other information
Title:

Screening differential circular RNA expression profiles reveals hsa_circ_0004018 is associated with hepatocellular carcinoma.

Journal: Oncotarget
Published: 2017
PubMed ID: 28938566
Study type:

combined biological and clinical study

Data availability: GSE94508
Code availability: -