circRNA basic information
circBase ID: -
Name: hsa_circ_RHOT1
Synonym: Circular RNA RHOT1 / circRHOT1
Host Gene: RHOT1
Genomic location(hg19): -
Genomic location(hg38): -
Subcellular localization: exosome
 
 
 
 
 
 
 
Disease basic information
MONDO ID:
0007254
MONDO name: breast cancer
Disease details: breast cancer / BC
Disease DO ID:
1612
Disease MeSH ID:
-
Disease NCIt ID:
C9335
Disease ICD11 ID:
1047754165
Disease OMIM ID:
-
Species: Human
Species details: Homo sapiens
Tissue specimen:

serum exosomes; tumor tissues

Cell lines:

MCF-7; MCF-10 A

In vivo animal model:

cell line-derived xenograft

circRNA-disease information
Expression pattern:
UP
Associated gene: PRMT5
Associated microRNA: miR-204-5p
Biological function: promotes proliferation, migration, invasion, and epithelial-mesenchymal transition; inhibits apoptosis; promotes tumor growth
Molecular mechanism: ceRNA mechanism: circRHOT1 sponges miR-204-5p to increase PRMT5 expression
Biological pathway or process:

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

Detected method:
Q
Validation methods:

RT-qPCR; RNase R Treatment; Clinical Sample Validation; Bioinformatics Analysis; Luciferase Reporter Assay; Transfection; MTT; Colony Formation Assay; Wound Healing Assay; Transwell Assay; Annexin V/PI Flow Cytometry; Western Blot; IHC (Immunohistochemistry); ROC Analysis; In Vivo Animal Model

Clinical significance:

Exosomal circRHOT1 showed diagnostic value for distinguishing breast cancer patients from healthy controls (AUC = 0.8300).

Description:

Exosomal circRHOT1 is up-regulated in breast cancer patient serum exosomes, tumor tissues, and breast cancer cells. It promotes breast cancer proliferation, migration/invasion and EMT while inhibiting apoptosis by sponging miR-204-5p, thereby increasing PRMT5 expression; circRHOT1 knockdown in exosomes suppresses tumor growth in nude mice.

Confidence score:

0.7892

Other information
Title:

Exosomal circRNA RHOT1 promotes breast cancer progression by targeting miR-204-5p/ PRMT5 axis.

Journal: Cancer cell international
Published: 2023
PubMed ID: 37924099
Study type:

combined biological and clinical study

Data availability: GSE101124
Code availability: -