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The investigators discover the investigators' miRNA tool can be a useful tool to predict the patients with stage II colon who can benefit from chemotherapy.Then the investigators plan to make an observation study that may validation this tool.
This is an observation study. The investigators recruit patients who agree to use their postoperative specimen for miRNA tool examination and receive the investigators' follow up.Their receiving chemotherapy or not will decided by their doctors. The investigators just see whether the stratifying tool could predict prognosis.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| high risk group | the miRNA tool predict this group of patients as "high risk" |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| miRNA tool | Device | patients to be assessed by the miRNA tool. MicroRNA tool contains miRNA of miR-21、miR-20a-5p、miR-103a-3p、miR-106b-5p、miR-143-5p and miR-215. Investigators evaluate these miRNA status of surgical specimens using qRT-PCR and calculate their risk score(risk score =(0.108×status of miR-21-5p)+(0.086×status of miR-20a-5p)+(0.240×status of miR-103a-3p)+(0.095×status of miR-106b-5p)- (0.238×status of miR-143-5p)-(0.237×status of miR-215),low expression status equals 0 and high expression status equals 1.Then we determine the patients who with a score higher than 1 as exposed patient. |
| Measure | Description | Time Frame |
|---|---|---|
| DFS | 3 years |
| Measure | Description | Time Frame |
|---|---|---|
| OS | 5 years |
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Inclusion Criteria:
Exclusion Criteria:
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The patients who had stage II colon cancer and received surgery.They agree to use miRNA tool to test their postoperative specimen.
| Name | Role | Phone | Extension | |
|---|---|---|---|---|
| Zehong Chen, master | Contact | +8613751773229 | Stevenchen8@qq.com |
| Name | Affiliation | Role |
|---|---|---|
| Wu Song, MD | First Affiliated Hospital, Sun Yat-Sen University | Study Director |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| FisrtSunYetsen | Recruiting | Guangzhou | Guangdong | 510000 | China |
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| ID | Term |
|---|---|
| D003110 | Colonic Neoplasms |
| ID | Term |
|---|---|
| D015179 | Colorectal Neoplasms |
| D007414 | Intestinal Neoplasms |
| D005770 | Gastrointestinal Neoplasms |
| D004067 | Digestive System Neoplasms |
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We will use the samples to make q-RT-PCR of our miRNA tool,then predict the patients as high risk one or not.
|
| D009371 | Neoplasms by Site |
| D009369 | Neoplasms |
| D004066 | Digestive System Diseases |
| D005767 | Gastrointestinal Diseases |
| D003108 | Colonic Diseases |
| D007410 | Intestinal Diseases |