circRNA basic information
circBase ID: hsa_circ_0094343
Name: hsa_circ_PTEN
Synonym: circ_0094343 / circPTEN
Host Gene: PTEN
Genomic location(hg19): -
Genomic location(hg38): -
Subcellular localization: exosome
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0005575
MONDO name: colorectal cancer
Disease details: colorectal cancer / CRC
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:

tumor tissues; para-carcinoma tissues (adjacent tissue)

Cell lines:

NCM460; HCT116; 293T

In vivo animal model:

-

circRNA-disease information
Expression pattern:
DN
Associated gene: TRIM67, AGO2
Associated microRNA: miR-766-5p
Biological function: inhibits proliferation; inhibits clone formation; inhibits glycolysis; promotes chemosensitivity
Molecular mechanism: ceRNA sponge mechanism via miR-766-5p to regulate TRIM67 and glycolysis/chemoresistance
Biological pathway or process:

glycolysis (inhibits); proliferation (inhibits); ceRNA regulation (promotes); chemoresistance (inhibits)

Detected method:
Q
Validation methods:

RT-qPCR; Clinical Sample Validation; Bioinformatics Analysis; Luciferase Reporter Assay; RIP (RNA Immunoprecipitation); Transfection; MTT; Colony Formation Assay; Western Blot

Clinical significance:

Exosome-derived circ_0094343 is proposed as a diagnostic marker for chemotherapy-resistant CRC patients and a therapeutic intervention for overcoming resistance.

Description:

circ_0094343 (circPTEN) is down-regulated in colorectal cancer tissues (including chemotherapy-resistant and metastatic samples). Exosome-delivered circ_0094343 suppresses CRC cell proliferation/clone formation and glycolysis and increases sensitivity to multiple chemotherapeutics by sponging miR-766-5p to derepress TRIM67 (circ_0094343/miR-766-5p/TRIM67 axis).

Confidence score:

0.6996

Other information
Title:

Exosome-Derived Circ_0094343 Promotes Chemosensitivity of Colorectal Cancer Cells by Regulating Glycolysis via the miR-766-5p/TRIM67 Axis.

Journal: Contrast media & molecular imaging
Published: 2022
PubMed ID: 35854778
Study type:

combined biological and clinical study

Data availability: The data used to support the findings of this study are available from the corresponding author upon request.
Code availability: -