Novel roles of Src in cancer cell epithelial-to-mesenchymal transition, vascular permeability, microinvasion and
Ami Patel1, Harika Sabbineni2, Andrea Clarke1
1Clinical and Experimental Therapeutics, College of Pharmacy, University of Georgia, Augusta, GA, United States.
Abstract:
The Src-family kinases (SFKs), an intracellularly located group of non-receptor tyrosine kinases are involved in oncogenesis. The importance of SFKs has been implicated in the promotion of tumor cell motility, proliferation, inhibition of apoptosis, invasion and metastasis. Recent evidences indicate that specific effects of SFKs on epithelial-to-mesenchymal transition (EMT) as well as on endothelial and stromal cells in the tumor microenvironment can have profound effects on tumor microinvasion and metastasis. Although, having been studied extensively, these novel features of SFKs may contribute to greater understanding of benefits from Src inhibition in various types of cancers. Here we review the novel role of SFKs, particularly c-Src in mediating EMT, modulation of tumor endothelial-barrier, transendothelial migration (microinvasion) and metastasis of cancer cells, and discuss the utility of Src inhibitors in vascular normalization and cancer therapy.
Insights
Src-family kinases (SFKs) drive cancer progression by promoting cell motility, invasion, and metastasis. Targeting SFKs, like c-Src, offers a promising strategy for cancer therapy and vascular normalization.
Area of Science:
- Oncology
- Molecular Biology
- Cancer Research
Background:
- Src-family kinases (SFKs) are intracellular non-receptor tyrosine kinases implicated in oncogenesis.
- SFKs promote tumor cell motility, proliferation, invasion, and metastasis.
- Novel roles in epithelial-to-mesenchymal transition (EMT) and tumor microenvironment modulation are emerging.
Purpose of the Study:
- To review the novel roles of SFKs, particularly c-Src, in cancer progression.
- To discuss the impact of SFKs on EMT, tumor microenvironment, and metastasis.
- To explore the therapeutic potential of Src inhibitors in cancer treatment and vascular normalization.
Main Methods:
- Literature review of studies on SFKs in cancer.
- Analysis of SFK involvement in EMT, angiogenesis, and metastasis.
- Discussion of clinical relevance of Src inhibitors.
Main Results:
- SFKs, especially c-Src, play critical roles in mediating EMT.
- SFKs modulate the tumor endothelial barrier, facilitating cancer cell invasion and metastasis.
- Src inhibition shows potential for vascular normalization and as a cancer therapy.
Conclusions:
- SFKs are key regulators of cancer cell invasion and metastasis through EMT and microenvironment interactions.
- Targeting SFKs, including c-Src, presents a viable therapeutic strategy for various cancers.
- Src inhibitors may offer dual benefits in normalizing tumor vasculature and inhibiting cancer progression.
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