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Updated: May 19, 2026

A Pipeline to Investigate the Structures and Signaling Pathways of Sphingosine 1-Phosphate Receptors
Published on: June 8, 2022
Decoding the S1P-S1PR axis in cancer: Mechanisms, pathways and therapeutic horizons (Review)
Yun-Ta Chuang1,2, I-Hui Wu3, Cheng-Fan Lee2
1School of Medicine, University of Lancashire, Preston, Lancashire PR1 2HE, UK.
Sphingosine-1-phosphate (S1P) signaling in cancer involves reprogramming of its receptors (S1PRs). Targeting both S1P production and S1PR signaling offers precise, biomarker-informed cancer therapies.
Area of Science:
- Oncology
- Molecular Biology
- Cell Signaling
Background:
- Sphingosine-1-phosphate (S1P) and its receptors (S1PR1-S1PR5) are crucial for normal physiological processes.
- In cancer, the S1P-S1PR axis is dysregulated, impacting tumor progression, immune evasion, and metastasis.
Purpose of the Study:
- To provide a receptor-specific review of S1PR functions in cancer.
- To examine the mechanisms underlying S1P-S1PR axis dysregulation in tumors.
- To discuss therapeutic strategies targeting this axis.
Main Methods:
- Literature review synthesizing S1PR functions in cancer.
- Analysis of mechanisms driving S1P-S1PR axis reprogramming.
- Discussion of metabolic and receptor-level alterations.
Main Results:
- Tumors reprogram the S1P-S1PR axis via altered S1P production and receptor dynamics.
- Mechanisms include transcriptional, epigenetic, and post-translational modifications.
- Metabolic amplification of S1P availability fuels tumor progression and resistance.
Conclusions:
- The S1P-S1PR axis is a dynamically reprogrammed network in cancer.
- Combined targeting of S1P production and S1PR signaling shows promise for cancer treatment.
- Biomarker-informed strategies can enhance therapeutic precision.
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