Nikhil Prasad Fact checked by:Thailand Medical News Team Apr 17, 2026 1 hour, 30 minutes ago
Medical News: Researchers are raising fresh concerns about how a simple mineral found in everyday foods could play a surprising and potentially dangerous role in lung diseases. A new scientific review covered in this
Medical News report, has uncovered how disruptions in copper balance inside the body may trigger a newly discovered form of cell death known as cuproptosis, with wide-ranging implications for conditions like lung cancer, chronic obstructive pulmonary disease (COPD), asthma, and pulmonary fibrosis.
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Disrupted copper balance in the body may drive new forms of lung cell damage and disease
What Is Copper Doing in the Body
Copper is an essential nutrient that the human body needs in small amounts to function properly. It supports vital processes such as energy production, immune defense, and the formation of connective tissues like collagen. Under normal conditions, the body carefully regulates copper levels through absorption, transport, storage, and excretion.
However, when this balance is disturbed, either through excess accumulation or deficiency, it can lead to cellular damage. According to the study, too much copper inside cells disrupts normal metabolic functions and can ultimately cause cell death.
The Discovery of Cuproptosis
Scientists first identified cuproptosis in 2022 as a unique form of programmed cell death. Unlike other types of cell death, this process occurs when copper binds to specific proteins inside mitochondria, the energy-producing structures within cells. This interaction causes proteins to clump together, leading to toxic stress and cell destruction.
What makes cuproptosis especially important is that it appears to operate differently from other known cell death mechanisms, making it a new area of interest for disease research and treatment.
Links to Major Lung Diseases
The researchers found that copper imbalance and cuproptosis are closely linked to several respiratory diseases.
In lung cancer, higher copper levels in the blood have been associated with increased risk and tumor growth. Copper appears to fuel cancer by promoting blood vessel formation and altering cell metabolism, allowing tumors to thrive.
In COPD, elevated copper levels have been linked to worsening lung function and increased inflammation. At the same time, copper deficiency can damage lung structure by weakening elastin, a key protein that keeps airways flexible.
Asthma patients also show altered copper levels, which may worsen inflammation and immune imbalance. Exposure to airborne copper particles has even been linked to reduced lung function in asthmatics.
Pulmonary fibrosis, a condition involving scarring of lung tissue, is another area where copper plays a role. Excess copper can activate enzymes that promote collagen buildup, leading to stiff and damaged lungs.
Copper and Infections
Copp
er is also involved in the body’s fight against infections. Immune cells use copper to kill invading microbes, but excessive levels can damage surrounding tissues. The study highlights how this delicate balance can influence diseases such as tuberculosis and fungal lung infections.
New Treatment Possibilities
One of the most exciting aspects of this research is its potential for new treatments. Scientists are exploring drugs that either reduce copper levels or increase copper inside cancer cells to trigger cuproptosis selectively.
Copper-chelating agents, which remove excess copper from the body, have shown promise in slowing tumor growth and reducing lung fibrosis in experimental models. On the other hand, compounds that deliver copper into cancer cells may help kill tumors more effectively.
However, researchers caution that these approaches are still in early stages, and more clinical studies are needed to ensure safety and effectiveness.
Challenges and Future Research
Despite the promising findings, many questions remain. Scientists still need to determine how cuproptosis behaves in real-world disease conditions and how it interacts with other forms of cell death. There is also a lack of reliable biomarkers to measure copper imbalance in patients accurately.
The complexity of copper regulation in the body means that treatments must be carefully controlled to avoid unintended side effects.
Conclusion
The discovery of cuproptosis marks a significant breakthrough in understanding how copper influences lung health. This emerging field reveals that both too much and too little copper can contribute to serious respiratory diseases through complex biological pathways. While the research opens the door to innovative therapies, it also highlights the need for deeper investigation into how copper metabolism can be safely manipulated. Ultimately, targeting copper balance and cuproptosis could become a powerful strategy in treating a wide range of lung conditions, but careful clinical validation will be essential before these approaches reach patients.
The study findings were published in the peer reviewed journal: Experimental Lung Research.
https://www.tandfonline.com/doi/full/10.1080/01902148.2026.2649073
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Medical News.
Read Also:
https://www.thailandmedical.news/news/thailand-medical-study-finds-copper-imbalance-linked-to-early-cognitive-decline
https://www.thailandmedical.news/news/american-study-shockingly-discovers-that-copper-fuels-kidney-cancer-progression-and-spread
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