circRNA basic information
circBase ID: hsa_circ_0002346
Name: hsa_circ_CRIM1
Synonym: circCRIM1
Host Gene: CRIM1
Genomic location(hg19): chr2:36623756-36669878:+
Genomic location(hg38): chr2:36396613-36442735:+
Subcellular localization: not tested
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0008170
MONDO name: ovarian cancer
Disease details: ovarian cancer
Disease DO ID:
2394
Disease MeSH ID:
D010051
Disease NCIt ID:
C7431
Disease ICD11 ID:
685124533
Disease OMIM ID:
167000
Species: Human
Species details: Homo sapiens
Tissue specimen:

ovarian cancer tissues; normal ovarian tissues

Cell lines:

OVCAR3; CAOV3; HEK293

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: CRIM1, ZEB2
Associated microRNA: miR-145-5p, miR-383-5p
Biological function: Promotes ovarian cancer cell viability, migration and invasion, inhibits apoptosis, and promotes tumor growth in vivo.
Molecular mechanism: Acts as a ceRNA to positively regulate CRIM1 via sponging miR-145-5p; binds miR-383-5p to up-regulate ZEB2.
Biological pathway or process:

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

Detected method:
Q
Validation methods:

divergent primers PCR; Back-Splice Junction PCR / divergent primers PCR; Sanger Sequencing; RNase R Treatment; RT-qPCR; Clinical Sample Validation; Bioinformatics Analysis; Luciferase Reporter Assay; Transfection; MTT; Wound Healing Assay; Transwell Assay; Annexin V/PI Flow Cytometry; Western Blot; In Vivo Animal Model

Clinical significance:

-

Description:

CircCRIM1 is up-regulated in ovarian cancer and promotes malignant phenotypes (viability/proliferation, migration, invasion) while inhibiting apoptosis, and enhances tumor growth in xenografts. Mechanistically, it acts as a ceRNA for CRIM1 via miR-145-5p and also binds miR-383-5p to increase ZEB2 expression.

Confidence score:

0.7875

Other information
Title:

CircCRIM1 promotes ovarian cancer progression by working as ceRNAs of CRIM1 and targeting miR-383-5p/ZEB2 axis.

Journal: Reproductive biology and endocrinology : RB&E
Published: 2021
PubMed ID: 34847936
Study type:

combined biological and clinical study

Data availability: The datasets used and/or analysed during the current study are available from the corresponding author on reasonable request.
Code availability: -