Mesenchymal stem cells as professional actors in gastrointestinal cancer therapy: From Naïve to genetically modified
Mehrdad Nasrollahzadeh Sabet1, Masood Movahedi Asl2, Mahtab Kazemi Esfeh3
1School of Medicine, AJA University of Medical Science, Tehran, Iran.
Abstract:
Considering the high incidence and mortality rate of gastrointestinal cancers (GIs) worldwide and partial success of the current available GI cancer treatments, there is a necessity to discover more effective approaches in cancer therapy. The failure in conventional therapies seems to be related to the resistance of cancer cells to chemotherapy, inability to target tumor cells especially in metastatic cancers, deficient drug concentrations in tumor sites, and unfavorable effects on pivotal non-malignant bodily tissues following systemic administration. In this context, we need an appropriate carrier for the delivery of therapeutic agents specifically to the GI cancer site. Mesenchymal stem cells (MSCs), a prominent cell-based strategy for cancer treatment, overcome various cancer therapy limitations and could be used as vehicles to deliver many anticancer agents such as therapeutic genes (DNA or interference RNA), oncolytic viruses, and chemotherapeutic or nanoparticle drugs. Moreover, secreted molecules of unmodified MSCs lead to deregulation of several proteins and different signaling pathways eradicating cancer cells. In the present review, at first, we overview the characteristics and utility of MSCs in cancer therapy, secondly, we discuss the application of naïve MSCs and utilization of MSCs in the delivery of therapeutic agents in GI cancer therapy and, finally, more information about harnessing of genetically modified MSCs in GI cancer treatment will be presented.
Insights
Mesenchymal stem cells (MSCs) offer a promising cell-based therapy for gastrointestinal cancers. These cells can deliver anticancer agents and exert direct tumor-eradicating effects, addressing limitations of conventional treatments.
Area of Science:
- Oncology
- Stem Cell Biology
- Drug Delivery Systems
Background:
- Gastrointestinal (GI) cancers have high incidence and mortality rates globally.
- Conventional GI cancer treatments face limitations including drug resistance, poor targeting, and systemic toxicity.
- Novel therapeutic strategies are needed to improve treatment efficacy and patient outcomes.
Purpose of the Study:
- To review the potential of mesenchymal stem cells (MSCs) as a cell-based therapeutic strategy for GI cancer.
- To discuss the application of both unmodified and genetically modified MSCs for GI cancer treatment.
- To explore MSCs as delivery vehicles for various anticancer agents.
Main Methods:
- Review of existing literature on MSCs in cancer therapy.
- Analysis of MSC characteristics relevant to cancer treatment.
- Discussion of MSC-mediated delivery of genes, viruses, and drugs.
- Exploration of MSCs' direct anti-cancer mechanisms.
Main Results:
- MSCs possess inherent anti-cancer properties and can be engineered as effective drug delivery vehicles.
- MSCs can target tumor sites, enhancing drug concentration and reducing systemic side effects.
- Both native and modified MSCs demonstrate potential in eradicating GI cancer cells through various mechanisms.
Conclusions:
- Mesenchymal stem cells represent a versatile platform for advancing GI cancer therapy.
- MSCs can overcome key challenges associated with conventional treatments, offering improved efficacy and safety.
- Further research into genetically modified MSCs holds significant promise for future GI cancer treatment paradigms.
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