circRNA basic information
circBase ID: -
Name: hsa_circ_SEC24A
Synonym: circRNA_103948
Host Gene: SEC24A
Genomic location(hg19): -
Genomic location(hg38): -
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
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 tissues; adjacent normal tissues; tissue arrays; xenograft tumors

Cell lines:

HCT-116; SW480; HIEC

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: TPT1, AGO2
Associated microRNA: miR-1236-3p
Biological function: Promotes CRC cell proliferation, migration, invasion, metastasis and tumor growth; inhibits autophagy of CRC cells.
Molecular mechanism: circRNA_103948 acts as a ceRNA/miRNA sponge for miR-1236-3p, relieving suppression of TPT1 and regulating TPT1-mediated autophagy.
Biological pathway or process:

proliferation (promotes); migration (promotes); invasion (promotes); metastasis (promotes); autophagy (inhibits); ceRNA regulation (other)

Detected method:
Q
H
M
Validation methods:

RNase R Treatment; RT-qPCR; Microarray; FISH / smFISH; ISH (In Situ Hybridization); IHC (Immunohistochemistry); Clinical Sample Validation; RIP (RNA Immunoprecipitation); RNA Pull-Down; Luciferase Reporter Assay; Transfection; CCK8; Colony Formation Assay; Transwell Assay; Wound Healing Assay; In Vivo Animal Model; Western Blot; Cohort Study; Survival Analysis; Bioinformatics Analysis

Clinical significance:

Increased circRNA_103948 expression in CRC tissues is correlated with poor prognosis and associated with tumor size.

Description:

circRNA_103948 is upregulated in colorectal cancer tissues and cell lines and predicts poor prognosis. Functionally, it promotes CRC proliferation, migration, invasion, metastasis and xenograft tumor growth while inhibiting autophagy. Mechanistically, circRNA_103948 acts as a miR-1236-3p sponge to relieve repression of TPT1, thereby modulating TPT1-mediated autophagy and CRC progression.

Confidence score:

0.8647

Other information
Title:

CircRNA_103948 inhibits autophagy in colorectal cancer in a ceRNA manner.

Journal: Annals of the New York Academy of Sciences
Published: 2021
PubMed ID: 34480353
Study type:

combined biological and clinical study

Data availability: Table S1; Table S2
Code availability: -