The Genetics Podcast

EP 224: Genomic newborn screening in Australia: From pilot studies to population-scale programs with Zornitza Stark of the University of Melbourne

Jan 29, 2026
Zornitza Stark, clinical geneticist and translational genomics leader at the University of Melbourne, talks genomic newborn screening and rapid sequencing. She describes the BabyScreen+ pilot, scaling challenges like automation and AI for variant curation, family-wide cascade testing and psychosocial needs, gene-selection criteria, equity and representativeness concerns, and the infrastructure and policy needed for national programs.
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INSIGHT

Feasibility Of Genome Sequencing From Heel-Prick Cards

  • Whole genome sequencing from standard newborn heel-prick cards is feasible and can screen for hundreds of treatable early-onset conditions.
  • Zornitza Stark's BabyScreen+ detected 16 confirmed positives in 1,000 babies, including life-saving diagnoses.
ANECDOTE

Life-Saving Immunodeficiency Case

  • One baby with severe immunodeficiency became unwell within weeks but was monitored and received curative bone marrow transplant.
  • The genomic result enabled prompt treatment that was potentially life-saving.
ADVICE

Automate Analysis To Scale Screening

  • Automate variant analysis and reporting to reach population-scale newborn screening and reduce manual review workload.
  • Use AI tools where appropriate and aim to limit manual review to ~10–20% of results for scalability.
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