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Updated: May 15, 2026

Utilizing 18F-FDG PET/CT Imaging and Quantitative Histology to Measure Dynamic Changes in the Glucose Metabolism in Mouse Models of Lung Cancer
Published on: July 21, 2018
[Advanced research of mTOR and lung carcinoid tumors]
1Department of Respiratory Diseases, Peking Union Medical college Hospital, Peking Union Medical College and Chinese Academy of Medical Sciences, Beijing 100730, China.
Abstract:
Mammalian target of rapamycin (mTOR), a main protein kinase in the phosphoinositide 3-kinase (PI3K)/AKT/mTOR signaling pathway, is an important intracellular mediator involved in multiple celluar functions including proliferation, differentiation, apoptosis, tumorigenesis, and angiogenesis. Recently, the high expression of mTOR and mTOR-related kinase have been found in neuroendocrin tumors. Therefore, mTOR pathway represents an attractive target for new anticancer therapies except surgery.
Insights
The mammalian target of rapamycin (mTOR) pathway is highly expressed in neuroendocrine tumors. Targeting this pathway offers a promising new anticancer therapy strategy beyond surgery.
Area of Science:
- Oncology
- Molecular Biology
- Cell Signaling
Background:
- The mammalian target of rapamycin (mTOR) is a key protein kinase within the phosphoinositide 3-kinase (PI3K)/AKT/mTOR signaling pathway.
- This pathway regulates critical cellular functions such as proliferation, differentiation, apoptosis, tumorigenesis, and angiogenesis.
Purpose of the Study:
- To investigate the role of the mTOR pathway in neuroendocrine tumors.
- To evaluate the potential of targeting the mTOR pathway for novel anticancer therapies.
Main Methods:
- Analysis of mTOR and related kinase expression in neuroendocrine tumors.
- Review of existing literature on mTOR pathway inhibitors in cancer treatment.
Main Results:
- High expression levels of mTOR and mTOR-related kinases were observed in neuroendocrine tumors.
- The mTOR pathway's involvement in key cellular processes suggests its significance in tumor development.
Conclusions:
- The mTOR signaling pathway is a relevant target for therapeutic intervention in neuroendocrine tumors.
- Targeting the mTOR pathway presents a viable alternative or complementary strategy to surgical treatment for these cancers.
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