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Updated: Aug 9, 2026

Stimulation of Notch Signaling in Mouse Osteoclast Precursors
Published on: February 28, 2017
Notch signaling in cancer
Eric J Allenspach1, Ivan Maillard, Jon C Aster
1Departments of Pathology and Laboratory Medicine, Institute for Medicine and Engineering, Abramson Family Cancer Research Institute, University of Pennsylvania, 421 Curie Boulevard, Philadelphia, PA 19104, USA.
Abstract:
Notch signaling plays a key role in the normal development of many tissues and cell types, through diverse effects on differentiation, survival, and/or proliferation that are highly dependent on signal strength and cellular context. Because perturbations in the regulation of differentiation, survival, and/or proliferation underlie malignant transformation, pathophysiologic Notch signals potentially contribute to cancer development in several different ways. Notch signaling was first linked to tumorigenesis through identification of a recurrent t(7;9)(q34;q34.3) chromosomal translocation involving the human Notch1 gene that is found in a small subset of human pre-T-cell acute lymphoblastic leukemias (T-ALL).(1) Since this discovery, aberrant Notch signaling has been suggested to be involved in a wide variety of human neoplasms. In this review, we will focus on recent studies linking aberrant Notch signaling with cancer. First, we discuss various mechanisms through which Notch signaling may influence cellular transformation. Then, we critically review literature pertaining to the role of Notch signaling in several cancers, and discuss possible therapeutic targets in the Notch pathway.
Insights
Aberrant Notch signaling, crucial for normal development, can contribute to cancer through disrupted cell growth and survival. This review explores Notch
Area of Science:
- Molecular Biology
- Developmental Biology
- Oncology
Background:
- Notch signaling regulates cell differentiation, survival, and proliferation during development.
- Dysregulation of these processes is fundamental to cancer development.
- Aberrant Notch signaling has been implicated in various human neoplasms.
Purpose of the Study:
- To review recent studies linking aberrant Notch signaling with cancer.
- To discuss mechanisms by which Notch signaling influences cellular transformation.
- To explore potential therapeutic targets within the Notch pathway.
Main Methods:
- Literature review of recent studies on Notch signaling and cancer.
- Analysis of mechanisms of Notch-mediated cellular transformation.
- Identification and discussion of therapeutic targets in the Notch pathway.
Main Results:
- Notch signaling's role in tumorigenesis was first identified in T-cell acute lymphoblastic leukemia (T-ALL).
- Aberrant Notch signaling is implicated in a wide spectrum of human cancers.
- Specific mechanisms linking Notch pathway dysregulation to cancer are being elucidated.
Conclusions:
- Aberrant Notch signaling is a significant factor in the development of various cancers.
- Understanding Notch pathway dysregulation offers opportunities for novel cancer therapies.
- Targeting the Notch pathway presents a promising therapeutic strategy for cancer treatment.
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