Related Experiment Video
Updated: Nov 15, 2025
An Integrated Platform for Genome-wide Mapping of Chromatin States Using High-throughput ChIP-sequencing in Tumor Tissues
Published on: April 5, 2018
Critical regulatory levels in tumor differentiation: Signaling pathways, epigenetics and non-coding transcripts
Fatemeh Zolghadr1, Babak Bakhshinejad2, Sapir Davuchbabny1
1School of Medical Sciences, Faculty of Medicine and Health, University of Sydney, Westmead Hospital, Westmead, New South Wales, Australia.
Abstract:
Approaches to induce tumor differentiation often result in manageable and therapy-naïve cellular states in cancer cells. This transformation is achieved by activating pathways that drive tumor cells away from plasticity, a state that commonly correlates with enhanced aggression, metastasis and resistance to therapy. Here, we discuss signaling pathways, epigenetics and non-coding RNAs as three main regulatory levels with the potential to drive tumor differentiation and hence as potential targets in differentiation therapy approaches. The success of an effective therapeutic regimen in one cancer, however, does not necessarily sustain across cancer types; a phenomenon largely resulting from heterogeneity in the genetic and physiological landscapes of tumor types necessitating an approach designed for each cancer's unique genetic and phenotypic build-up.
Insights
Differentiation therapy aims to manage cancer by targeting pathways that reduce tumor cell plasticity. This approach requires tailored strategies due to cancer type heterogeneity.
Area of Science:
- Oncology
- Cancer Biology
- Molecular Therapy
Background:
- Tumor plasticity is linked to increased cancer aggression, metastasis, and therapy resistance.
- Inducing tumor cell differentiation offers a strategy to achieve manageable, therapy-naïve states.
- Current differentiation therapy approaches require cancer-specific adaptations.
Purpose of the Study:
- To explore signaling pathways, epigenetics, and non-coding RNAs as key regulators for differentiation therapy.
- To highlight the necessity of personalized approaches in differentiation therapy due to tumor heterogeneity.
Main Methods:
- Review of current literature on tumor differentiation mechanisms.
- Analysis of signaling pathways involved in cancer cell plasticity.
- Examination of epigenetic modifications and non-coding RNAs in cancer differentiation.
Main Results:
- Signaling pathways, epigenetics, and non-coding RNAs are identified as crucial targets for inducing tumor differentiation.
- Tumor cell plasticity is a key characteristic driving aggressive cancer phenotypes.
- Cancer type-specific genetic and phenotypic landscapes necessitate tailored differentiation therapy strategies.
Conclusions:
- Differentiation therapy holds promise for managing cancer by targeting plasticity.
- Effective differentiation therapy requires a deep understanding of cancer-specific regulatory mechanisms.
- Future research should focus on developing personalized differentiation-based treatment strategies.
Related Concept Videos
01:05Cancer-Critical Genes II: Tumor Suppressor Genes
When the function of certain critical genes, especially those involved in cell cycle regulation and cell growth signaling cascades, gets disrupted, it upsets the cell cycle progression. Such cells with unchecked cell cycles start proliferating uncontrollably and eventually develop into tumors.
Such genes that act...
01:37Epigenetic Regulation
X-chromosome...
01:46Epigenetic Regulation
01:19Interactions Between Signaling Pathways
Convergence and divergence, and cross-talk between signaling pathways
Two distinct signaling pathways can converge on a single functional unit, which may either be a single protein or a complex of proteins. The response is either functionally distinct or synergistic between the two pathways but different from the response...
03:03mTOR Signaling and Cancer Progression
The mTOR pathway or the...
02:07Tumor Progression
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...