Related Experiment Video
Updated: Jun 26, 2025
06:52
Discovery of Driver Genes in Colorectal HT29-derived Cancer Stem-Like Tumorspheres
Published on: July 22, 2020
6.5K
SLC38A3 Promotes the Proliferation and Migration of Tumor Cells and Predicts Poor Prognosis in Colorectal Cancer
Siyi Zhang1, Lingli Huang2, Youjie Zeng3
1Department of Pharmacy, The Third Xiangya Hospital, Central South University, Changsha, Hunan 410013, China.
ACS Omega
|May 20, 2024
Summary
This study identifies SLC38A3 as a key transporter gene in colorectal cancer (CRC). Upregulation of SLC38A3 promotes tumor cell proliferation and migration, suggesting it as a potential therapeutic target for CRC.
Area of Science:
- Oncology
- Genetics
- Molecular Biology
Background:
- Abnormal expression of membrane transporters is linked to colorectal cancer (CRC) development.
- Identifying key transporter genes is crucial for understanding CRC pathogenesis.
Purpose of the Study:
- To conduct a comprehensive bioinformatics analysis to identify transporter protein-related genes in CRC.
- To elucidate the role and mechanism of identified key genes in CRC progression.
Main Methods:
- Utilized The Cancer Genome Atlas (TCGA) database to identify differentially expressed transporter protein-related genes (DE-TPRGs) in CRC.
- Validated SLC38A3 expression using immunohistochemistry and RT-qPCR.
- Investigated the functional role of SLC38A3 in HCT116 cell lines and its interaction with Hsp70.
Main Results:
- Identified 63 DE-TPRGs, with 29 upregulated and 34 downregulated.
- Highlighted ABCC2, ABCG2, SLC4A4, SLC9A3, SLC15A1, and SLC38A3 as significant hub genes.
- Confirmed SLC38A3 upregulation in CRC and demonstrated that its knockdown inhibits cell proliferation and migration, a process rescued by Hsp70.
Conclusions:
- SLC38A3 is a novel potential biomarker for colorectal cancer.
- SLC38A3 promotes tumor cell proliferation and migration by positively regulating Hsp70 function.
- Targeting SLC38A3 may offer a new therapeutic strategy for CRC.
Related Concept Videos
02:07Tumor Progression
6.3K
Tumor progression is a phenomenon where the pre-formed tumor acquires successive mutations to become clinically more aggressive and malignant. In the 1950s, Foulds first described the stepwise progression of cancer cells through successive stages.
Colon cancer is one of the best-documented examples of tumor progression. Early mutation in the APC gene in colon cells causes a small growth on the colon wall called a polyp. With time, this polyp grows into a benign, pre-cancerous tumor. Further...
Colon cancer is one of the best-documented examples of tumor progression. Early mutation in the APC gene in colon cells causes a small growth on the colon wall called a polyp. With time, this polyp grows into a benign, pre-cancerous tumor. Further...
6.3K
02:23Abnormal Proliferation
4.5K
Under normal conditions, most adult cells remain in a non-proliferative state unless stimulated by internal or external factors to replace lost cells. Abnormal cell proliferation is a condition in which the cell's growth exceeds and is uncoordinated with normal cells. In such situations, cell division persists in the same excessive manner even after cessation of the stimuli, leading to persistent tumors. The tumor arises from the damaged cells that replicate to pass the damage to the...
4.5K