circRNA basic information
circBase ID: -
Name: hsa_circ_LARP4
Synonym: circular RNA_LARP4 / circLARP4
Host Gene: LARP4
Genomic location(hg19): -
Genomic location(hg38): -
Subcellular localization: cytoplasm
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0005580
MONDO name: esophageal squamous cell carcinoma
Disease details: esophageal squamous cell carcinoma / ESCC
Disease DO ID:
3748
Disease MeSH ID:
C562729; D000077277
Disease NCIt ID:
C4024
Disease ICD11 ID:
1417891145
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

-

Cell lines:

HEEPIC; ECA109; TE-1; KYSE30; KYSE410

In vivo animal model:

-

circRNA-disease information
Expression pattern:
DN
Associated gene: PTEN, PI3K/AKT pathway, Ago2
Associated microRNA: miR-1323
Biological function: circLARP4 suppresses ESCC cell proliferation, migration and EMT, promotes apoptosis, and hampers ESCC tumorigenesis.
Molecular mechanism: circLARP4 acts as a ceRNA sponge for miR-1323, positively regulates PTEN, and inhibits the PI3K/AKT pathway in ESCC.
Biological pathway or process:

PI3K/AKT (inhibits); proliferation (inhibits); migration (inhibits); apoptosis (promotes); EMT (inhibits); ceRNA regulation (other)

Detected method:
Q
Validation methods:

RT-qPCR; Actinomycin D / DRB Stability Assay; RNase R Treatment; FISH / smFISH; Nuclear-Cytoplasmic Fractionation; Transfection; CCK8; EdU Staining; Colony Formation Assay; Wound Healing Assay; Transwell Assay; Western Blot; Luciferase Reporter Assay; RIP (RNA Immunoprecipitation); RNA Pull-Down; Bioinformatics Analysis

Clinical significance:

circLARP4 may offer a novel and efficient agent for improvement in ESCC prognosis and treatment.

Description:

circLARP4 is down-regulated in ESCC cell lines and acts as a tumor-suppressive circRNA. It inhibits proliferation, migration, EMT and PI3K/AKT signaling while promoting apoptosis, primarily by sponging miR-1323 and relieving repression of PTEN.

Confidence score:

0.7922

Other information
Title:

Circular RNA_LARP4 Sponges miR-1323 and Hampers Progression of Esophageal Squamous Cell Carcinoma Through Modulating PTEN/PI3K/AKT Pathway.

Journal: Digestive diseases and sciences
Published: 2020
PubMed ID: 31897898
Study type:

biological research

Data availability: Electronic supplementary material
Code availability: -