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Updated: Jul 3, 2025

Robust 3D DNA FISH Using Directly Labeled Probes
Published on: August 15, 2013
pyHiM: a new open-source, multi-platform software package for spatial genomics based on multiplexed DNA-FISH imaging
Xavier Devos1, Jean-Bernard Fiche1, Marion Bardou1
1Centre de Biologie Structurale, Univ Montpellier, CNRS UMR 5048, INSERM U1054, 34090, Montpellier, France.
Abstract:
Genome-wide ensemble sequencing methods improved our understanding of chromatin organization in eukaryotes but lack the ability to capture single-cell heterogeneity and spatial organization. To overcome these limitations, new imaging-based methods have emerged, giving rise to the field of spatial genomics. Here, we present pyHiM, a user-friendly python toolbox specifically designed for the analysis of multiplexed DNA-FISH data and the reconstruction of chromatin traces in individual cells. pyHiM employs a modular architecture, allowing independent execution of analysis steps and customization according to sample specificity and computing resources. pyHiM aims to facilitate the democratization and standardization of spatial genomics analysis.

