Hitting the bull's eye: targeting HMGA1 in cancer stem cells
Breann L Yanagisawa1, Linda M S Resar
1Department of Medicine, Pathobiology Graduate Program, Hematology Division, Oncology, the Institute for Cellular Engineering, The Johns Hopkins University School of Medicine, Baltimore, MD, USA.
Abstract:
Emerging evidence suggests that when cancer cells hijack normal stem cell properties, they acquire the ability to invade, metastasize to distant sites and evade therapy. Thus, eliminating cancer cells with stem cell properties, or cancer stem cells, is of prime importance for the successful treatment of cancer, regardless of the tissue of origin. Previous efforts to target cancer stem cells (CSCs), however, have been largely unsuccessful. Recent studies led to the discovery of a novel role for the high mobility group A1 (HMGA1) protein as a master regulator in both CSCs and normal embryonic stem cells. Here, we present exciting new work unveiling HMGA1 as a promising target for therapies directed at eradicating CSCs.
Insights
Cancer stem cells (CSCs) possess properties enabling invasion and therapy evasion. Targeting the high mobility group A1 (HMGA1) protein offers a promising new strategy for eradicating these challenging cancer stem cells.
Area of Science:
- Oncology
- Cancer Stem Cell Biology
- Molecular Biology
Background:
- Cancer cells can adopt stem cell properties, leading to invasion, metastasis, and treatment resistance.
- Eliminating cancer stem cells (CSCs) is crucial for effective cancer treatment across all cancer types.
- Previous attempts to target CSCs have yielded limited success.
Purpose of the Study:
- To investigate the role of the high mobility group A1 (HMGA1) protein in cancer stem cells.
- To identify HMGA1 as a potential therapeutic target for cancer eradication.
Main Methods:
- Analysis of HMGA1 protein expression and function in cancer stem cells.
- Exploration of HMGA1's regulatory role in CSC properties and normal embryonic stem cells.
Main Results:
- Recent studies identified HMGA1 as a key regulator in both CSCs and normal embryonic stem cells.
- HMGA1 plays a critical role in maintaining the stemness of cancer cells.
Conclusions:
- HMGA1 is a promising molecular target for developing novel therapies against cancer stem cells.
- Targeting HMGA1 could lead to more effective cancer treatments by eradicating CSCs.
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