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| Name | Class |
|---|---|
| University of Southern California | OTHER |
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Conduct a prospective study to compare gene detection by ctDNA with tumor tissue DNA via targeted DNA sequencing in surgical NSCLC patients.
Previous studies have shown the feasibility of detecting mutation status by circulating tumor DNA (ctDNA)in non-small cell lung cancer (NSCLC) patients. However, no clinical standard method has been established, and most previous studies were lack of prospective clinical data and aimed at advanced NSCLC.
We plan to perform a prospective study including consecutive cases of NSCLC patients who underwent surgical treatments. Primary tumor and plasma samples were collected in each patients and gene mutation analysis were performed immediately after surgery. We utilized the targeted DNA sequencing with a next-generation sequencing (NGS) platform to detect driver somatic mutations in matched tumor DNA (tDNA) and plasma ctDNA samples with matched white blood cell (WBC) DNA as a control. A panel of genes were identified.
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| Measure | Description | Time Frame |
|---|---|---|
| Whether ctDNA can detect genomic alterations in peripheral blood that are consistent with those in matched tumor sample | 2-3 months |
| Measure | Description | Time Frame |
|---|---|---|
| Concordance of tDNA and plasma ctDNA gene detection in early stage non-small cell lung cancer | 2-3months | |
| Correlation of ctDNA concentration with clinical features | 2-3months | |
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Inclusion Criteria:
Exclusion Criteria:
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Consecutive cases who were suspected of non-small cell lung cancer and underwent curative-intent resection.
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| Name | Affiliation | Role |
|---|---|---|
| Kezhong Chen, M.D. | Peking University People's Hospital | Principal Investigator |
| Jun Wang, M.D. | Peking University People's Hospital | Study Chair |
| Feng Lou | San Valley Biotechnology Incorporated | Study Director |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Peking University People's Hospital | Beijing | 100044 | China |
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| ID | Term |
|---|---|
| D002289 | Carcinoma, Non-Small-Cell Lung |
| D008175 | Lung Neoplasms |
| ID | Term |
|---|---|
| D002283 | Carcinoma, Bronchogenic |
| D001984 | Bronchial Neoplasms |
| D012142 | Respiratory Tract Neoplasms |
| D013899 | Thoracic Neoplasms |
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Fresh tumor tissue, peripheral blood cells, and plasma samples were collected from each patient.
| Comparison of positive predictive value between ctDNA and tumor markers |
| 2-3months |
| The relationship between ctDNA concentration and disease free survival(DFS) | 3 years |
| D009371 | Neoplasms by Site |
| D009369 | Neoplasms |
| D008171 | Lung Diseases |
| D012140 | Respiratory Tract Diseases |