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Not only a therapeutic target; mTOR in Hodgkin lymphoma and acute lymphoblastic leukemia
Miguel Enrique Cuéllar Mendoza1,2, Francisco Raúl Chávez Sánchez1, Elisa María Dorantes Acosta3
1Department of Biochemistry, Medicine Faculty, National Autonomous University of Mexico, Mexico City, Mexico.
Introduction:
The mechanistic/mammalian target of rapamycin (mTOR) is a serine/threonine kinase, which is downregulated or upregulated and is implicated in different types of cancer including hematologic neoplasms, skin prostate, and head and neck cancer.
Aim:
The aim of this study was to explore the current knowledge of mTOR signaling in acute lymphoblastic leukemia and Hodgkin lymphoma.
Methods:
A systematic review was performed according to Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines, searching PubMed, Discovery Service for National Autonomous University of Mexico, Registro Nacional de Instituciones y Empresas Científicas y Tecnológicas (RENIECYT), and Scientific Electronic Library Online (SciELO) from 1994 to 2023. A total of 269 papers were identified for acute lymphoblastic leukemia, but based on specific criteria, 15 were included; for Hodgkin lymphoma, 110 papers were identified, but 5 were included after manual searching.
Results:
A total of 20 papers were evaluated, where mTOR activity is increased in patients with Hodgkin lymphoma and acute lymphoblastic leukemia by different molecular mechanisms.
Conclusions:
mTOR activity is increased in patients with both hematologic neoplasms and NOTCH; interleukin 4, 7, and 9, and nuclear proteins have been studied for their role in the activation of mTOR signaling.
Insights
Mammalian target of rapamycin (mTOR) signaling is elevated in acute lymphoblastic leukemia and Hodgkin lymphoma. This review explores mTOR
Area of Science:
- Oncology and Hematology research.
- Molecular signaling pathways in cancer.
Background:
- The mechanistic/mammalian target of rapamycin (mTOR) is a kinase implicated in various cancers.
- Dysregulation of mTOR signaling is observed in hematologic neoplasms.
- This study focuses on mTOR's role in acute lymphoblastic leukemia (ALL) and Hodgkin lymphoma (HL).
Approach:
- A systematic review was conducted following PRISMA guidelines.
- Literature search was performed across multiple databases (PubMed, SciELO, etc.) from 1994 to 2023.
- Included studies focused on mTOR signaling in ALL and HL.
Key Points:
- mTOR activity is increased in patients with both ALL and HL.
- Various molecular mechanisms contribute to elevated mTOR activity in these hematologic malignancies.
- NOTCH, interleukins (4, 7, 9), and nuclear proteins are implicated in mTOR pathway activation.
Conclusions:
- mTOR signaling plays a significant role in the pathogenesis of acute lymphoblastic leukemia and Hodgkin lymphoma.
- Understanding mTOR activation mechanisms is crucial for developing targeted therapies.
- Further research into specific molecular players like NOTCH and interleukins could yield novel therapeutic strategies.
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