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B cell development, autoimmunity and immune regulation

In plain English

AI plain-English summary

The immune system's B cells sometimes attack the body's own tissues, causing autoimmune diseases like lupus. This research aims to understand how B cells are trained to distinguish friend from foe during their development, and what goes wrong when that training fails. The problem is that current treatments for autoimmune diseases are blunt instruments—they suppress the entire immune system, leaving patients vulnerable to infections. The researchers want to find more precise ways to dial down only the harmful immune responses, using checkpoint receptor agonists to calm inflammation without disabling the body's defences. If successful, this work could lead to better diagnostic tests for lupus and other autoimmune kidney diseases, allowing doctors to stratify patients by disease subtype and tailor treatments accordingly. The researchers have already formed a spin-out company, MIROBIO, to move discoveries from the lab into clinical trials. While much of this is fundamental science—using transgenic mice and single-cell imaging to map immune cell behaviour—the long-term goal is a new class of targeted therapies that treat autoimmune disease without the collateral damage of broad immunosuppression.

View original technical description
Our goal is to understand how the immune system regulates the response to self- and foreign antigens, including how B cells are selected during their development and ontogeny, the causes of human immunodeficiency and how insights from these can help us to improve the normal immune response to antigens, and how dysregulation of the immune response leads to systemic autoimmune disease. We have a longstanding interest in how checkpoint receptor agonists may be used to suppress inflammation and autoimmune disease in humans. More recently, we have started to investigate the immune pathology of lupus and other autoimmune kidney diseases, to improve diagnosis and stratify patients, and test new therapeutic targets. We address these questions with a variety of functional, genetic and therapeutic approaches. Our experiments use transgenic mice, molecular tools and models that can be used to track cells and characterise the immune response to antigens, self-tolerance and B cell selection. We use gene targeting to model human disease and gain insights into new mechanisms, and we are developing single-cell approaches, including spatial imaging, to characterise the immune response and the pathology of disease. We have formed a university spin-out company, MIROBIO, to translate our discoveries into clinical practice.

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Researchers

Richard Cornall (Principal Investigator)

Related Research

Grants with similar aims, by meaning.

Investigating the mechanisms contributing to impaired regulatory function of B cells in autoimmunity
Pathways Involved in Immune Regulation and B Cell Selection
Investigating Regulatory B cells as determinants of immune-related adverse events following checkpoint blockade therapy
Investigating the role of regulatory B cells in healthy and in rheumatic diseases
Characterisation of autoantigen-specific human B cells in central nervous system autoantibody-mediated diseases

Original classification

Research Grant

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