circRNA basic information
circBase ID: hsa_circ_0087429
Name: hsa_circ_SPIN1
Synonym: circ_0087429 / hsa_circRNA_104814
Host Gene: SPIN1
Genomic location(hg19): chr9:91041296-91041506:+
Genomic location(hg38): chr9:88426381-88426591:+
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0002974
MONDO name: cervical cancer
Disease details: cervical cancer / CC
Disease DO ID:
4362
Disease MeSH ID:
-
Disease NCIt ID:
C9311
Disease ICD11 ID:
1256072522
Disease OMIM ID:
603956
Species: Human
Species details: Homo sapiens
Tissue specimen:

cervical cancer tissues; matched adjacent tissues; subcutaneous tumour tissues; livers; lungs

Cell lines:

Ect1/E6E7; HeLa; SiHa; CaSki; HUVECs

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
DN
Associated gene: OGN, EIF4A3, SPIN1
Associated microRNA: miR-5003-3p
Biological function: Inhibits proliferation, migration, invasion, angiogenesis, tumour growth and metastasis; reverses EMT in cervical cancer.
Molecular mechanism: Acts as a ceRNA/miRNA sponge for miR-5003-3p to upregulate OGN and inhibit EMT; biogenesis/expression is inhibited by EIF4A3 binding to flanking regions.
Biological pathway or process:

EMT (inhibits); proliferation (inhibits); migration (inhibits); invasion (inhibits); angiogenesis (inhibits); metastasis (inhibits); ceRNA regulation (promotes)

Detected method:
Q
M
Validation methods:

Microarray; RT-qPCR; Clinical Sample Validation; RNase R Treatment; Actinomycin D / DRB Stability Assay; Sanger Sequencing; Nuclear-Cytoplasmic Fractionation; FISH / smFISH; Luciferase Reporter Assay; RIP (RNA Immunoprecipitation); Transfection; CCK8; EdU Staining; Colony Formation Assay; Wound Healing Assay; Transwell Assay; Tube Formation Assay; Western Blot; IF (Immunofluorescence); IHC (Immunohistochemistry); In Vivo Animal Model; H&E Staining

Clinical significance:

circ_0087429 is negatively correlated with FIGO staging and lymphatic metastasis in cervical cancer patients.

Description:

circ_0087429 is down-regulated in cervical cancer and functions as a tumour suppressor. It mainly localizes to the cytoplasm and sponges miR-5003-3p to upregulate OGN, thereby reversing EMT and inhibiting proliferation, migration/invasion, angiogenesis, and in vivo growth/metastasis. EIF4A3 binds the flanking regions and suppresses circ_0087429 biogenesis/expression.

Confidence score:

0.8562

Other information
Title:

EIF4A3-regulated circ_0087429 can reverse EMT and inhibit the progression of cervical cancer via miR-5003-3p-dependent upregulation of OGN expression.

Journal: Journal of experimental & clinical cancer research : CR
Published: 2022
PubMed ID: 35513835
Study type:

combined biological and clinical study

Data availability: -
Code availability: -