Tribbles Pseudokinases in Colorectal Cancer
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Updated: Oct 31, 2025

Development and Maintenance of a Preclinical Patient Derived Tumor Xenograft Model for the Investigation of Novel Anti-Cancer Therapies
Published on: September 30, 2016
Bibiana I Ferreira1,2,3, Bruno Santos1,2,4, Wolfgang Link5
1Centre for Biomedical Research (CBMR), Campus of Gambelas, Universidade do Algarve, 8005-139 Faro, Portugal.
Abstract:
The Tribbles family of pseudokinases controls a wide number of processes during cancer on-set and progression. However, the exact contribution of each of the three family members is still to be defined. Their function appears to be context-dependent as they can act as oncogenes or tumor suppressor genes. They act as scaffolds modulating the activity of several signaling pathways involved in different cellular processes. In this review, we discuss the state-of-knowledge for TRIB1, TRIB2 and TRIB3 in the development and progression of colorectal cancer. We take a perspective look at the role of Tribbles proteins as potential biomarkers and therapeutic targets. Specifically, we chronologically systematized all available articles since 2003 until 2020, for which Tribbles were associated with colorectal cancer human samples or cell lines. Herein, we discuss: (1) Tribbles amplification and overexpression; (2) the clinical significance of Tribbles overexpression; (3) upstream Tribbles gene and protein expression regulation; (4) Tribbles pharmacological modulation; (5) genetic modulation of Tribbles; and (6) downstream mechanisms regulated by Tribbles; establishing a comprehensive timeline, essential to better consolidate the current knowledge of Tribbles' role in colorectal cancer.
Insights
Tribbles (TRIB) pseudokinases play dual roles in colorectal cancer (CRC) development, acting as oncogenes or tumor suppressors. This review consolidates knowledge on TRIB1, TRIB2, and TRIB3 in CRC, highlighting their potential as biomarkers and therapeutic targets.
Area of Science:
- Oncology
- Molecular Biology
- Biochemistry
Background:
- The Tribbles (TRIB) pseudokinase family regulates critical cellular processes.
- TRIB proteins exhibit context-dependent roles, functioning as oncogenes or tumor suppressors.
- Their specific contributions to colorectal cancer (CRC) development require further elucidation.
Purpose of the Study:
- To review the current knowledge on TRIB1, TRIB2, and TRIB3 in CRC.
- To explore the potential of Tribbles proteins as biomarkers and therapeutic targets in CRC.
- To establish a chronological timeline of research on Tribbles in CRC from 2003 to 2020.
Main Methods:
- Systematic literature review of articles published between 2003 and 2020.
- Focused on studies involving Tribbles and human colorectal cancer samples or cell lines.
- Organized findings based on Tribbles amplification, overexpression, clinical significance, regulation, modulation, and downstream mechanisms.
Main Results:
- Tribbles proteins are implicated in CRC onset and progression through amplification and overexpression.
- Overexpression of Tribbles has clinical significance in CRC.
- Research has explored upstream regulation, pharmacological/genetic modulation, and downstream pathways of Tribbles in CRC.
Conclusions:
- Tribbles proteins are crucial regulators in colorectal cancer.
- Understanding Tribbles' multifaceted roles is essential for developing novel diagnostic and therapeutic strategies.
- Further research is needed to fully consolidate the knowledge and therapeutic potential of Tribbles in CRC.
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