Completed Infection & Immunity Lungs & Breathing

New insights into NLRP3 within inflammatory disease

In plain English

AI plain-English summary

The body's own defence response—inflammation—can turn from healer to destroyer when it fails to switch off, killing healthy cells and worsening disease. This matters because as people age, or during illness, the normal controls on inflammation break down. Chronic, unresolved inflammation drives damage in conditions from arthritis to heart disease and neurodegeneration. Yet scientists still do not fully understand the molecular switches that turn damaging inflammation on and, critically, off again. Without that knowledge, efforts to block harmful inflammation remain blunt and often ineffective. This project is fundamental science. It brings together cell biologists and inflammation experts to map the precise mechanisms that trigger and terminate a particularly destructive inflammatory pathway. If it succeeds, it will reveal new molecular targets for drugs that could one day shut down damaging inflammation without disabling the body's beneficial immune responses. That could transform treatment for the many age-related and chronic diseases where inflammation is a hidden driver—conditions that quietly fill hospital wards and strain health systems. But any such applications are years away; the immediate goal is understanding the basic biology.

View original technical description
Inflammation is our bodies' response to infection and injury. Characterised by redness, swelling, and heat, an inflammatory response involves the movement of cells from the bloodstream to an infected or injured tissue or organ. Typically inflammation is a beneficial response. However, a failure to switch off an inflammatory response, or for it to clear away fully (or resolve), can lead to chronic or inappropriate inflammation. This can result in the death of healthy cells and tissue. As we get older the bodies' control of how it regulates inflammation starts to decline. During disease our control of inflammation is also compromised. When inflammation is not regulated appropriately it starts to become a cause of disease, or makes disease outcomes worse. Thus we need to understand the mechanisms regulating inflammation, and then we need to develop ways of blocking it during disease. By combining the expertise of scientists from different fields I aim to make a leap forward in how we understand a particularly damaging inflammatory response. Working with experts on cell function and biology I will conduct a programme of research that aims to understand a) how damaging inflammation is switched on, and b) how damaging inflammation can be switched off. Only through an improved understanding of these processes can we then target inflammation in disease effectively.

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Researchers

David Brough (Principal Investigator)Kevin Couper (Co-Investigator)Martin Lowe (Co-Investigator)

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Original classification

Research Grant

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