The Stem Cell Podcast

Ep. 52: Stem Cells and Autism Featuring Dr. Flora Vaccarino

Sep 1, 2015
In this conversation, Dr. Flora Vaccarino, a Yale neuroscientist specializing in neural stem cells and autism, shares her innovative research using human iPSCs to explore autism spectrum disorder. She discusses how selecting families with brain overgrowth helps pinpoint autism subtypes and the significance of mosaicism in iPSC genomes. Flora reveals breakthroughs in GABAergic neuron production in autism-derived organoids and speculates on future diagnostics that could enhance early intervention. Get ready for insightful lab anecdotes and expert predictions!
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INSIGHT

Human Models Complement Mouse Development Work

  • Flora Vaccarino shifted her lab from mouse to human systems to study human-specific brain development differences.
  • She uses human stem cells and post-mortem tissue to capture human transcriptomic complexity missing in mice.
INSIGHT

iPSCs Reveal Human-Specific Genetic Effects

  • Vaccarino pursued iPSC models to study how common human genetic variation impacts brain development.
  • She argues mouse models miss substantial human transcriptomic and noncoding RNA differences relevant to neurodevelopment.
INSIGHT

iPSC Lines Expose Somatic Mosaicism

  • Vaccarino's group found many genomic variants in iPSC lines traced back to mosaicism in source fibroblasts.
  • Single-cell-origin of iPSC clones reveals low-frequency somatic variants missed in bulk fibroblast sequencing.
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