| Disease Name |
Medulloblastoma |
| Nocoding RNA Name |
hsa-miR-218 |
| Expression Pattern |
down-regulated |
| Species |
Homo sapiens |
| Detection Methods |
Quantitative RT-PCR,Western Blot,Luciferase Reporter Assay etc. |
| Target |
CDK6 |
| Tissue |
brain(brain tumor tissue) |
| Treatment |
N/A
|
| PubMed ID |
23212916 |
| Year |
2013 |
| Detail Description |
To investigate the role of miR-218 in medulloblastoma, we first measured mature miR-218 expression by quantitative RT-PCR in a small cohort of pediatric medulloblastoma patient samples and normal pediatric cerebellum. miR-218 expression was significantly lower in our patient samples. Next we evaluated miR-218 expression in a large cohort of 90 patient samples Recent genomic analysis showed four distinct subgroups of medulloblastoma. The four subgroups are WNT signaling(WNT), Sonic Hedgehog (SHH), Group 3, and Group 4.miR-218 expression was significantly down in the SHH group compared with adult cerebellum and Group 3 compared with adult cerebellum. Similar down-regulation of miR-218 expression was observed in well characterized medulloblastoma cell lines.Additional work further confirmed CDK6, RICTOR, and CTSB(cathepsin B) as targets of miR-218 and examined the functional role of one of these targets,CDK6, in medulloblastoma. |
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