circRNA basic information
circBase ID: hsa_circ_0001946
Name: hsa_circ_CDR1
Synonym: circ_0001946
Host Gene: CDR1
Genomic location(hg19): chrX:139865339-139866824:+
Genomic location(hg38): chrX:140783174-140784659:+
Subcellular localization: not tested
 
 
 
 
 
 
 
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:

primary ESCC tissue; adjacent nontumor esophageal tissue; xenograft tumors

Cell lines:

ECA109; KYSE450; HET-1A; 293 T

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
DN
Associated gene: SOX6, Ago2
Associated microRNA: miR-1290
Biological function: inhibits proliferation, invasion and migration and promotes apoptosis; suppresses tumor growth in vivo
Molecular mechanism: ceRNA mechanism: circ_0001946 sponges miR-1290 to de-repress SOX6
Biological pathway or process:

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

Detected method:
Q
Validation methods:

RT-qPCR; RNase R Treatment; Actinomycin D / DRB Stability Assay; Clinical Sample Validation; Transfection; CCK8; EdU Staining; Annexin V/PI Flow Cytometry; Transwell Assay; Wound Healing Assay; Luciferase Reporter Assay; RIP (RNA Immunoprecipitation); Western Blot; In Vivo Animal Model; IHC (Immunohistochemistry)

Clinical significance:

circ_0001946 expression was significantly correlated with the tumor size, TNM stage, differentiation and lymph node metastasis of these tumors

Description:

circ_0001946 is down-regulated in ESCC tissues and ESCC cell lines. Its overexpression suppresses proliferation, invasion and migration, promotes apoptosis, and inhibits xenograft tumor growth by sponging miR-1290 to relieve miR-1290-mediated repression of SOX6 (circ_0001946/miR-1290/SOX6 ceRNA axis).

Confidence score:

0.8172

Other information
Title:

Identification of a novel circ_0001946/miR-1290/SOX6 ceRNA network in esophageal squamous cell cancer.

Journal: Thoracic cancer
Published: 2022
PubMed ID: 35411716
Study type:

combined biological and clinical study

Data availability: -
Code availability: -