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Translational Immunology

Our team aims to better understand how the immune response to immune challenges, such as viral infections can influence the risk of developing asthma or autoimmune disease.

Viral infections are extremely common, and most children will encounter at least a couple of infections during their first year of life.

Some viruses, such as respiratory syncytial virus (RSV) or rhino virus (RV) are associated with increased risk of asthma and some, such as Epstein-Barr virus may increase the risk of other diseases later in life. However, the immune mechanisms involved in these secondary complications are not fully understood. It is thought that each individual’s unique biology and environmental exposures, including genes, biological sex, and exposure to UV radiation may influence this risk.

Our team strives to better understand the immune response to virus infection, and how exposure to these infections in early life may predispose individuals to health problems such as allergies and asthma in childhood. We are also investigating the role of adolescent viral infections in the onset of autoimmune diseases including multiple sclerosis (MS) in later life through collaboration with the Perron Institute for Neurological and Translational Science. 

Another priority of our team is to understand how sex hormones impact responses to virus, as prior to puberty, asthma tends to be more common in boys whereas after puberty, asthma tends to become more common in girls. Autoimmune diseases are also much more common in women compared to men. The immunological impact of sex hormones is also the focus on our work with how gender affirming hormone therapy impacts the immune system in young transgender individuals. 

By studying both antiviral immune responses and hormones, we aim to develop more specific treatments that in the future can reduce the rates of diseases in children and also prevent them from developing autoimmune disease in adulthood. 

Our team is involved in several collaborations, including with clinician researchers at Perth Children’s Hospital and St John of God Subiaco Hospital.

  • Prof Martyn French
  • A/Prof Deborah Strickland
  • Prof Aris Siafarikas
  • Prof Ashleigh Lin
  • Dr Julie Moore
  • Dr Ingrid Liang
  • Prof Peter LeSouef
  • Prof Peter Sly
  • Prof Allan Kermode

Team leader

Head, Translational Immunology

Team members (5)

Honorary Research Associate

Professor Prue Hart
Professor Prue Hart

BSc (Hons) MSc PhD

Honorary Research Fellow

Kimberley Parkin

Kimberley Parkin

Research Officer

Alice White

Alice White

Research Assistant

Isabelle Coenen

Isabelle Coenen

Research Assistant

Translational Immunology projects

Featured projects

Gender and Immunity Study (GIM)

The Gender and IMmunity study (GIM) aims to evaluate how gender-affirming hormone therapy impacts the immune system in young trans individuals, and how this translates to short and long-term health outcomes.

The role of virus defence in childhood asthma

The overarching aim of this project is to understand how plasmacytoid dendritic cells function in children with asthma and how genes and environmental stimuli influence these cells.

Plasma testosterone concentration is correlated with circulating immune cell abundance in transgender young people on gender-affirming hormone treatment

Sex hormones, such as oestrogen and testosterone, display significant immune modulatory properties. This is highly relevant for transgender (trans) people who undergo gender-affirming hormone (GAH) treatment. However, only a limited number of studies have evaluated the immunological impact of GAH treatments, and almost none have assessed the impact in trans young people.

Atopy-related immune profiles are subject to genetic influence as evaluated using school-aged twin pairs

The interaction of genetic and environmental contributions to immunological traits and their association with atopic disease remain unclear. Flow cytometry and in vitro cytokine responses were used to characterize immune profiles from 93 school-aged twin pairs. Using an established twin pair analytical strategy, the genetic and environmental influences on immunological traits were evaluated, along with their association with atopy. Our findings suggest strong genetic influence on several traits, particularly B cell abundance. In contrast, cytokine responses from in vitro stimulations appeared mainly shaped by environmental exposures.

Clinical Predictors of Longitudinal Respiratory Exacerbation Outcomes in Young Hospitalised Children

Respiratory infection and wheezing illness are leading causes of hospitalisation in childhood, placing a significant burden on families and healthcare systems. However, reliably distinguishing children at risk of developing persistent disease from those likely to outgrow their symptoms remains a clinical challenge. Earlier identification would allow clinicians to focus care and resources on those most likely to benefit from long-term management, while reducing anxiety and uncertainty about the future for families.

Impaired interferon response in plasmacytoid dendritic cells from children with persistent wheeze

Impaired interferon response and allergic sensitization may contribute to virus-induced wheeze and asthma development in young children. Plasmacytoid dendritic cells play a key role in antiviral immunity as critical producers of type I interferons. 

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