ArticleInternational journal of molecular sciences2025
Hypoxia Modulates Transmembrane Prostatic Acid Phosphatase (TM-PAP) in MCF-7 Breast Cancer Cells.
Article in International journal of molecular sciences, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.
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Who cites it
2 citing papers in PubMed.
- Aryl hydrocarbon receptor-dependent lipid droplet accumulation supports redox homeostasis in hypoxia-induced PCa cells.American journal of cancer research · 2026Article
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3 authors.
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Abstract
In MCF-7 breast cancer cells, transmembrane prostatic acid phosphatase (TM-PAP) plays a critical role in tumor progression, particularly under hypoxic conditions. In this study, the impact of hypoxia on ectophosphatase activity in MCF-7 cells was examined, and the underlying biological mechanisms that influence the breast cancer microenvironment were explored. Compared with normoxic cells, hypoxic cells presented significant reductions in ectophosphatase activity, indicating that hypoxia altered dephosphorylation processes critical for tumor growth and metastasis. Specific decreases in the hydrolysis of substrates, such as p-nitrophenylphosphate (pNPP) and adenosine monophosphate (AMP), were observed under hypoxic conditions, suggesting that hypoxia impaired TM-PAP activity. Further investigation revealed that hypoxia induced an increase in the concentration of reactive oxygen species (ROS), such as hydrogen peroxide (H
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