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CD73: Friend or Foe in Lung Injury.
Xiu-Min Hu1, Nan-Rui Shi1, Ji-Zhou Zhang1
1School of Acupuncture and Tuina, Chengdu University of Traditional Medicine, Chengdu 610075, China.
International Journal of Molecular Sciences
|March 29, 2023
Summary
Ecto-5'-nucleotidase (CD73) regulates immune responses by converting ATP to adenosine. Its role in lung injury pathogenesis and potential as a therapeutic target are explored.
Area of Science:
- Immunology
- Biochemistry
- Pulmonology
Background:
- Ecto-5 -nucleotidase (CD73) modulates immune cell signaling by generating adenosine from extracellular ATP.
- CD73, alongside CD39, limits excessive immune responses in conditions like lung injury.
- The precise role of CD73 in lung injury pathogenesis remains unclear.
Purpose of the Study:
- To review the relationship between CD73 and lung injury.
- To explore CD73's function in the onset and progression of pulmonary disease.
- To highlight CD73 as a potential therapeutic target for lung diseases.
Main Methods:
- Literature review of studies on CD73 and lung injury.
- Analysis of CD73's enzymatic activity and localization.
- Examination of CD73's interaction with adenosine receptors.
Main Results:
- CD73's location influences its impact on immune responses.
- Adenosine signaling via specific receptors is modulated by CD73.
- Evidence suggests CD73 acts as an immune checkpoint in lung injury.
Conclusions:
- CD73 plays a complex, bidirectional role in lung injury.
- Targeting CD73 may offer a novel therapeutic strategy for pulmonary diseases.
- Further research is needed to fully elucidate CD73's function in lung pathology.
