circRNA basic information
circBase ID: -
Name: hsa_circ_SMARCA5
Synonym: Circ-SMARCA5
Host Gene: SMARCA5
Genomic location(hg19): -
Genomic location(hg38): -
Subcellular localization: not tested
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0005575
MONDO name: colorectal cancer
Disease details: colorectal cancer
Disease DO ID:
5672, 9256
Disease MeSH ID:
-
Disease NCIt ID:
C4978
Disease ICD11 ID:
-
Disease OMIM ID:
114500
Species: Human
Species details: Homo sapiens
Tissue specimen:

CRC tumor specimens; adjacent normal colorectal tissues; CRC tumor tissues; adjacent tissues

Cell lines:

NCM460; SW480; HT-29; SW620; Lovo

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
DN
Associated gene: ARID4B / AT-rich interaction domain 4B
Associated microRNA: miR-93-3p, miR-39-3p, miR-39a-3p
Biological function: Circ-SMARCA5 suppresses CRC tumor progression by inhibiting CRC cell proliferation, migration, invasion, colony formation, and xenograft tumor growth.
Molecular mechanism: Circ-SMARCA5 functions as a ceRNA by sponging miR-39-3p/miR-93-3p and upregulating ARID4B expression.
Biological pathway or process:

proliferation (inhibits); migration (inhibits); invasion (inhibits); ceRNA regulation (other); other pathway/process (inhibits)

Detected method:
Q
Validation methods:

RT-qPCR; Clinical Sample Validation; Bioinformatics Analysis; Luciferase Reporter Assay; Transfection; CCK8; Colony Formation Assay; Wound Healing Assay; Transwell Assay; Western Blot; IHC (Immunohistochemistry); In Vivo Animal Model; Survival Analysis

Clinical significance:

High circ-SMARCA5 expression was correlated with favorable overall survival and may serve as a potential biomarker in CRC patients.

Description:

Circ-SMARCA5 is downregulated in colorectal cancer tissues and cell lines, while higher expression is associated with favorable overall survival. Functionally, circ-SMARCA5 acts as a tumor suppressor that inhibits CRC cell proliferation, colony formation, migration, invasion, and xenograft tumor growth. Mechanistically, it functions through a ceRNA-like axis involving miR-39-3p/miR-93-3p and ARID4B upregulation.

Confidence score:

0.7412

Other information
Title:

Circ-SMARCA5 suppresses colorectal cancer progression via downregulating miR-39-3p and upregulating ARID4B.

Journal: Digestive and liver disease : official journal of the Italian Society of Gastroenterology and the Italian Association for the Study of the Liver
Published: 2020
PubMed ID: 32807692
Study type:

combined biological and clinical study

Data availability: -
Code availability: -