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Updated: May 23, 2025

Method for Measuring the Activity of Deubiquitinating Enzymes in Cell Lines and Tissue Samples
Published on: May 10, 2015
Deubiquitinases and Cancer
Preethi Murali1, B Kavitha1, Malathi Narasimhan2
1Department of Oral and Maxillofacial Pathology and Oral Microbiology, Meenakshi Ammal Dental College and Hospital, MAHER, Chennai, Tamil Nadu, India.
Deubiquitinases (DUBs) remove ubiquitin from proteins, regulating crucial cellular functions. Aberrant DUBs are implicated in cancer development and progression, offering potential therapeutic targets.
Area of Science:
- Biochemistry
- Molecular Biology
- Cancer Biology
Background:
- Deubiquitinases (DUBs) are enzymes that remove ubiquitin (UBQ) from ubiquitylated substrates.
- DUBs regulate diverse cellular processes including proteolysis, gene expression, cell cycle, DNA damage repair, and immunity.
- Dysregulation of DUBs is linked to various human diseases, particularly cancer.
Purpose of the Study:
- To review the fundamental role of DUBs in cellular functions.
- To explore the involvement of DUBs in carcinogenesis and cancer development.
- To highlight DUBs' significance in T-cell development, apoptosis, and oral cancers.
Main Methods:
- Literature review of DUBs' functions in cellular processes.
- Analysis of DUBs' involvement in cancer biology, immunity, and disease.
- Focus on recent advances in DUBs' role in tumorigenesis and therapeutic potential.
Main Results:
- DUBs are critical regulators of protein stability and activity, impacting numerous cellular pathways.
- Aberrant DUB expression contributes to cancer hallmarks like proliferation, metastasis, and immune evasion.
- DUBs play a key role in T-cell function and apoptosis, with implications for oral cancer.
Conclusions:
- DUBs are essential for normal cellular functions and immune responses.
- The dysregulation of DUBs is a significant driver of cancer development.
- Targeting DUBs presents a promising therapeutic strategy for various cancers, including oral cancers.
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