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Author Spotlight: Exploring Cell Migration and Gene Roles in the Developing Brain
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Single cell spatial biology over developmental time can decipher pediatric brain pathologies.

Ruth Nussinov1, Bengi Ruken Yavuz2, Hyunbum Jang3

  • 1Computational Structural Biology Section, Frederick National Laboratory for Cancer Research, Frederick, MD 21702, USA; Cancer Innovation Laboratory, National Cancer Institute at Frederick, Frederick, MD 21702, USA; Department of Human Molecular Genetics and Biochemistry, Sackler School of Medicine, Tel Aviv University, Tel Aviv 69978, Israel.

Neurobiology of Disease
|July 11, 2024
PubMed
Summary

Pediatric brain tumors and neurodevelopmental disorders may stem from impaired prenatal differentiation. Cell states, influenced by location and gene expression timing during development, are key to understanding these conditions.

Keywords:
Cell differentiationCell stateNeurodevelopmental disordersPediatric low-grade gliomasPediatric tumorsSingle-cell transcriptomicscancer

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Area of Science:

  • Neuroscience
  • Developmental Biology
  • Oncology

Background:

  • Pediatric low-grade brain tumors and neurodevelopmental disorders share common molecular underpinnings, including proteins, signaling pathways, and germline mutations.
  • Both conditions appear to originate from impaired prenatal differentiation, though differences in timing and proliferation exist.

Purpose of the Study:

  • To investigate the shared origins and distinct outcomes of pediatric brain tumors and neurodevelopmental disorders.
  • To highlight the critical role of cell states, spatial location, and gene expression timing in brain development and pathology.

Main Methods:

  • The study proposes leveraging emerging single-cell technologies such as transcriptomics and spatial biology.
  • Utilizing spatial high-resolution imaging across developmental time points in the brain.

Main Results:

  • Shared proteins, signaling pathways, and germline mutations suggest a common origin in impaired prenatal differentiation.
  • Distinct outcomes are hypothesized to arise from differences in cell states, influenced by spatial location and gene expression timing during development.

Conclusions:

  • Impaired prenatal differentiation is proposed as the root cause for both neurodevelopmental disorders and pediatric tumors.
  • Advanced single-cell technologies hold promise for deciphering brain pathologies and informing pharmacology.