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An In Vitro Human Blood-Brain Barrier Model to Study Breast Cancer Brain Metastasis.
Caroline Mysiorek1, Lucie Dehouck2, Fabien Gosselet2
1Université d'Artois, UR 2465, Laboratoire de la Barrière Hémato-Encéphalique (LBHE), Lens, France. caroline.mysiorek@univ-artois.fr.
Methods in Molecular Biology (Clifton, N.J.)
|June 22, 2022
Summary
This study presents a human in vitro blood-brain barrier (BBB) model to investigate breast cancer cell interactions. The method facilitates studying cancer cell adhesion and migration across the BBB, crucial for understanding brain metastases.
Area of Science:
- Neuroscience
- Oncology
- Cell Biology
Background:
- Brain metastases are a significant challenge in breast cancer treatment.
- The blood-brain barrier (BBB) presents a major obstacle for cancer cells targeting the brain.
- Existing in vitro BBB models often lack the necessary endothelial cell phenotype for accurate study.
Purpose of the Study:
- To describe a method for establishing a human in vitro BBB model.
- To investigate the adhesion of breast cancer cells to the BBB.
- To adapt the model for studying trans-endothelial migration of cancer cells.
Main Methods:
- Establishment of a human in vitro BBB model using specific endothelial cells (ECs).
- Assay development for studying breast cancer cell adhesion to the BBB model.
- Adaptation of the model for trans-endothelial migration assays.
Main Results:
- Successfully established a human in vitro BBB model.
- The model maintains the appropriate BBB phenotype of endothelial cells.
- The method allows for the study of breast cancer cell adhesion and migration across the BBB.
Conclusions:
- The developed in vitro BBB model is suitable for studying breast cancer brain metastasis mechanisms.
- This model provides a valuable tool for understanding cancer cell interactions with the BBB.
- Further research can utilize this model to explore therapeutic strategies targeting brain metastases.
