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Angiogenesis in normal and neoplastic pituitary tissues
Ricardo V Lloyd1, Sergio Vidal, Eva Horvath
1Department of Laboratory Medicine, Mayo Clinic, Rochester, Minnesota 55905, USA.
Microscopy Research and Technique
|January 23, 2003
Summary
This review explores angiogenesis, the formation of new blood vessels, focusing on its role in pituitary tumors. It highlights key regulators and discusses novel therapeutic strategies for cancer.
Area of Science:
- Endocrinology
- Oncology
- Molecular Biology
Background:
- Angiogenesis, the formation of new blood vessels, is crucial for biological processes including tumor development.
- Pituitary neoplasms, like other tumors, rely on angiogenesis for growth and progression.
Purpose of the Study:
- To review the activators and inhibitors of angiogenesis, with a specific focus on pituitary gland and pituitary neoplasms.
- To highlight gaps in current research regarding angiogenesis regulators in pituitary tumors.
Main Methods:
- Literature review of studies examining angiogenesis regulators in pituitary tumors.
- Analysis of proteins such as vascular endothelial growth factor (VEGF), fibroblast growth factors (FGF), and matrix metalloproteinases (MMPs).
Main Results:
- Several angiogenesis regulators (e.g., VEGF, FGF, TGFB, interleukins, interferons, MMPs) have been studied in pituitary tumors.
- Significant regulators like angiopoietins, angiostatin, and thrombospondins remain understudied in this context.
Conclusions:
- Understanding angiogenesis is vital for pituitary tumor progression and treatment.
- Further research into understudied regulators and novel approaches like vasculogenic mimicry and gene therapy is warranted for effective cancer treatment.