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Three-Dimensional Spheroids for Cancer Research.

Melissa Anne Tutty1, Adriele Prina-Mello2,3,4,5

  • 1Laboratory for Biological Characterization of Advanced Materials (LBCAM), Trinity Translational Medicine Institute, Trinity Centre for Health Sciences, Trinity College Dublin, Dublin, Ireland. tuttym@tcd.ie.

Methods in Molecular Biology (Clifton, N.J.)
|May 18, 2023
PubMed
Summary

Three-dimensional (3D) spheroid cultures offer a more accurate model for cancer research than traditional 2D cultures. These 3D models better mimic the in vivo tumor microenvironment, improving drug development and translation to clinical applications.

Keywords:
3D modelsCancer researchSpheroid

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Area of Science:

  • Cellular Biology
  • Cancer Research
  • Biotechnology

Background:

  • Traditional two-dimensional (2D) cell cultures lack the complexity of the in vivo tumor microenvironment, leading to poor translation of cancer therapies.
  • 2D cultures exhibit altered cell-cell contacts, signaling pathways, and drug responses compared to actual tumors.
  • This discrepancy between 2D models and in vivo conditions hinders the development of effective cancer treatments.

Purpose of the Study:

  • To highlight the significance of three-dimensional (3D) spheroid cultures in cancer research.
  • To review methodologies for generating 3D spheroids.
  • To discuss experimental tools and applications of 3D spheroids in studying cancer.

Main Methods:

  • Review of existing literature on 3D spheroid culture techniques.
  • Discussion of various methods for spheroid formation.
  • Overview of experimental tools compatible with 3D spheroid analysis.

Main Results:

  • 3D spheroid cultures more accurately recapitulate the in vivo cellular environment compared to 2D cultures.
  • 3D models provide a more scientifically accurate platform for cancer research.
  • Emerging evidence supports 3D cultures as a cost-effective methodology.

Conclusions:

  • Three-dimensional (3D) spheroid culture is a superior in vitro model for cancer research.
  • This methodology enhances the understanding of tumor biology and drug responses.
  • 3D spheroids facilitate the development and clinical translation of novel cancer therapies.