Department of Immunology, Imperial College School of Medicine, London, United Kingdom. aidan.macnamara@ic.ac.uk|Department of Immunology, Imperial College School of Medicine, London, United Kingdom. aidan.macnamara@ic.ac.uk|Department of Immunology, Imperial College School of Medicine, London, United Kingdom. aidan.macnamara@ic.ac.uk|Department of Immunology, Imperial College School of Medicine, London, United Kingdom. aidan.macnamara@ic.ac.uk