circRNA basic information
circBase ID: -
Name: hsa_circ_PPFIA1
Synonym: hsa_circRNA_100873 / circRNA_100873
Host Gene: PPFIA1
Genomic location(hg19): -
Genomic location(hg38): -
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:

cancerous tissues; healthy esophageal epithelial tissues; tumor tissues

Cell lines:

-

In vivo animal model:

-

circRNA-disease information
Expression pattern:
UP
Associated gene: -
Associated microRNA: hsa-miR-1236-3p, hsa-miR-3064-5p, hsa-miR-6504-5p, hsa-miR-943, hsa-miR-522-3p, hsa-miR-155-5p, hsa-miR-663a, hsa-miR-766-5p, hsa-miR-449b-3p, hsa-miR-494-5p
Biological function: Associated with increased lymphatic metastases in ESCC; may regulate invasion and metastasis of ESCC cells.
Molecular mechanism: Predicted circRNA/miRNA sponge mechanism through MREs; hsa_circRNA_100873 may downregulate hsa-miR-663a through direct binding, thereby regulating metastasis and invasion in ESCC cells.
Biological pathway or process:

metastasis (promotes); invasion (promotes); ceRNA regulation (other)

Detected method:
Q
M
Validation methods:

RNase R Treatment; RT-qPCR; Microarray; Clinical Sample Validation; Bioinformatics Analysis

Clinical significance:

May be associated with increased lymphatic metastases in ESCC and may be a potential novel target for diagnosis and treatment of ESCC.

Description:

hsa_circRNA_100873 was identified by microarray and validated by RT-qPCR as upregulated in ESCC tissues, especially in the low-invasive high-lymphatic metastasis group. The study suggests that hsa_circRNA_100873 may promote ESCC lymphatic metastasis and invasion through a predicted miRNA-sponge mechanism, particularly involving hsa-miR-663a, and may have potential diagnostic or therapeutic value.

Confidence score:

0.5135

Other information
Title:

hsa_circRNA_100873 upregulation is associated with increased lymphatic metastasis of esophageal squamous cell carcinoma.

Journal: Oncology letters
Published: 2019
PubMed ID: 31788127
Study type:

combined biological and clinical study

Data availability: The datasets used and/or analyzed during the present study are available from the corresponding author on reasonable request.
Code availability: -