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Updated: Jul 15, 2026
15:17
Colorectal Cancer Cell Surface Protein Profiling Using an Antibody Microarray and Fluorescence Multiplexing
Published on: September 25, 2011
Microarray analysis to reveal genes involved in colon carcinogenesis
Tobias Joyce1, Alexander Pintzas
1Laboratory of Signal Mediated Gene Expression, Institute of Biological Research and Biotechnology, National Hellenic Research Foundation, Athens, Greece.
Expert Opinion on Pharmacotherapy
|May 3, 2007
Summary
Researchers are exploring gene expression profiles to improve early detection of sporadic colon cancer. Microarray technology aids in identifying key genes for diagnosis and treatment strategies.
Area of Science:
- Oncology
- Genomics
- Molecular Biology
Background:
- Sporadic colon cancer is a leading global cause of mortality.
- Genetic alterations in oncogenes and tumor suppressor genes (APC, ras, p53) are crucial in multistage tumorigenesis.
- Current diagnostic systems for early-stage colorectal cancer lack sensitivity and convenience.
Purpose of the Study:
- To discuss the role of advanced microarray technologies in analyzing gene expression profiles of colorectal tumors.
- To highlight the potential of these technologies in identifying novel genes for sporadic colorectal cancer prognosis, diagnosis, and therapy.
Main Methods:
- Utilizing cDNA and oligonucleotide microarray technologies for genomic-level gene expression analysis.
- Analyzing gene expression signatures associated with pre-cancerous phenotypes, early-stage cancers, and metastatic disease.
Main Results:
- Microarray analysis has enabled the identification of gene expression signatures linked to various stages of colorectal cancer development.
- This technology provides a powerful tool for understanding the genomic landscape of sporadic colorectal cancer.
Conclusions:
- Advanced microarray technologies offer significant potential for the discovery of novel diagnostic and therapeutic targets in sporadic colon cancer.
- Further research utilizing these genomic approaches is essential for developing improved detection and treatment strategies.
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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...