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Related Experiment Video

Updated: Oct 1, 2025

En face Cryosectioning of Mouse Retina for High-dimensional Spatial Molecular Analysis
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A subcellular cookie cutter for spatial genomics in human tissue.

Alexander G Bury1,2,3,4, Angela Pyle1,5, Fabio Marcuccio3,4

  • 1Wellcome Centre for Mitochondrial Research, Medical School, Newcastle University, Newcastle-upon-Tyne, NE2 4HH, UK.

Analytical and Bioanalytical Chemistry
|March 2, 2022
PubMed
Summary
This summary is machine-generated.

A new subcellular biopsy technology isolates organelles like mitochondria from human tissue. This method surpasses the limitations of laser capture microdissection (LCM), enabling deeper tissue analysis for disease research.

Keywords:
GenomicsIsolationMitochondriaOrganelleSICMSubcellular

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Area of Science:

  • Cell Biology
  • Pathophysiology
  • Biotechnology

Background:

  • Intracellular heterogeneity significantly impacts cellular function and disease development.
  • Distinct organelle populations influence cellular pathophysiology.
  • Tools for isolating organelles from specific tissue locations are crucial for understanding disease aetiology.

Purpose of the Study:

  • To develop and evaluate a novel subcellular biopsy technology for organelle isolation from human tissues.
  • To compare the efficacy of the new technology against laser capture microdissection (LCM).

Main Methods:

  • Development of a subcellular biopsy technique for organelle isolation.
  • Comparison with laser capture microdissection (LCM), a current state-of-the-art method.
  • Demonstration of isolation capabilities beyond LCM's operational limits in human tissue.

Main Results:

  • The developed subcellular biopsy technology effectively isolates organelles, including mitochondria, from human tissue.
  • Laser capture microdissection (LCM) has an operational limit of approximately 20 µm.
  • Subcellular biopsy successfully isolated mitochondria from human tissue beyond the 20 µm limit of LCM.

Conclusions:

  • Subcellular biopsy technology offers an advanced method for isolating organelles from human tissues.
  • This technology overcomes limitations of existing methods like LCM, enabling deeper analysis.
  • It holds significant potential for advancing research into the role of organelles in disease.