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. 2024 Mar 19;7(4):967–990. doi: 10.1021/acsptsci.4c00008

Table 2. List of Various Colorectal Cancer Associated Biomarkers.

Biomarkers Significance Role in Colorectal Cancer References
CEA (Carcinoembryonic Antigen) Diagnostic and Prognostic CEA is a blood marker used in screening and monitoring colorectal cancer. Elevated CEA levels may indicate the presence of the disease, and it can be used to assess treatment response and disease recurrence. (101)
KRAS Mutation Predictive and Prognostic KRAS mutation status is important for predicting response to anti-EGFR targeted therapies. Mutations in KRAS are associated with resistance to these treatments, impacting treatment choices and prognosis. (25)
BRAF Mutation Prognostic BRAF V600E mutations are associated with poor prognosis in colorectal cancer. Identifying this mutation helps in stratifying patients for more aggressive treatment strategies. (24)
Microsatellite Instability (MSI) Diagnostic and Prognostic MSI status helps in identifying a subset of colorectal cancer patients with a better prognosis and predicting their response to immunotherapies. It is also used in diagnosing Lynch syndrome. (102)
TP53 Mutation Prognostic TP53 mutations are associated with more aggressive tumor behavior and poor prognosis in colorectal cancer. Understanding TP53 status helps guide treatment planning. (22)
EGFR Expression Predictive and Prognostic Assessing EGFR expression can help in predicting response to anti-EGFR targeted therapies. Higher EGFR expression may indicate a better response to these treatments. (103)
Mismatch Repair (MMR) Proteins Diagnostic and Prognostic Abnormal expression of MMR proteins is associated with MSI and can help diagnose Lynch syndrome. It is also used to determine MSI status and guide therapy choices. (104)