Brain Endothelial Cell with Astrocyte and Pericyte Co-Culture Model for Neurological Disorder Drug Discovery and Development

Creative Biolabs provides brain endothelial cells with astrocytes and pericytes co-culture models and related services for global researchers.

Overview of the Human Blood-Brain Barrier (BBB)

BBB is a complex multi-dimensional reticular barrier system made up of cerebral microvascular endothelial cells, pericytes, astrocytes, and many types of neurons, protecting the brain from outside substances. The ability of peripheral substances to reach the central nervous system (CNS) is severely constrained by the tightly welded area between the cerebral capillary endothelial cells, its continuous outer basement membrane, and the terminal foot of glial cells on its outer vessel walls. Most CNS diseases, such as stroke, Alzheimer's disease, and depressive disorder, are associated with BBB barrier dysfunction. Additionally, BBB's barrier function makes it difficult for drugs to enter the CNS and work effectively.

Three-dimensional BBB diagram composed of vascular endothelial cells, vascular smooth machine cells, pericytes, microglia cells, astrocytes, and various neurons. Fig.1 Three-dimensional BBB diagram composed of vascular endothelial cells, vascular smooth machine cells, pericytes, microglia cells, astrocytes, and various neurons. (Wang, 2020)

Brain Endothelial Cells with Astrocytes and Pericytes Co-Culture Model

BBB model is formed by brain endothelial cells (BECs) with astrocytes and pericytes co-culture. BECs act as a major physical barrier to the transit of numerous compounds found in the plasma into the brain. Astrocytes, the most abundant glial cells in the brain, help maintain the unique properties of endothelial cells, thereby contributing to the integrity of the BBB. Pericytes, which are found between BECs and astrocytic and cover capillaries in the brain, can increase transendothelial electrical resistance in the BEC-astrocyte coculture BBB model. Overall, pericytes and astrocyte end-feet make intimate contact with BECs and help to establish, regulate, and maintain the BBB's integrity. Creative Biolabs provides brain endothelial cells with astrocytes and pericytes co-culture models to support your neurological disorder drug discovery and development.

Schematic of BBB-GBM formation in a microfluidic device. Fig.2 Schematic of BBB-GBM formation in a microfluidic device. (Straehla, 2022)

Features and Applications of Our Model

Features Form The model can simulate BBB-related morphology and cellular architecture, including vascular permeability, vascular integrity and density, and tight junctions at the endothelial border of vascular co-selected regions.
Function The model has low values of permeability, high spatiotemporal, expression of junction and transport proteins, and barrier function of the BBB, which features the smallest diameters of perfusable BBB vessels reported to date.
Applications Study the transport mechanism of the drug across the BBB, and verify the transport mode of the drug and whether a carrier is required.
Develop new delivery strategies to cross the BBB and drug delivery targeted, enabling sufficient drug exposure.
Quantify vascular permeability of therapeutics and predict in vivo permeability
Screen for therapeutic drugs, assess and predict the efficacy of drug therapeutics in human patients.
Simulate clinical scenarios with significant treatment challenges.

Creative Biolabs demonstrates significant aptitudes in offering brain endothelial cells with astrocytes and pericytes co-culture models and is committed to making it a valuable preclinical testing platform to speed neurological disorder drug development. If you have related needs, please contact us for more information.

In addition to the brain endothelial cells with astrocytes and pericytes co-culture model, Creative Biolabs also offers other brain cell models. For more details, please click the links below.

References

  1. Wang, X.B.; et al. Potential applications of microfluidics based blood brain barrier (BBB)-on-chips for in vitro drug development. Biomed Pharmacother. 2020, 132.
  2. Straehla, J.P.; et al. A predictive microfluidic model of human glioblastoma to assess trafficking of blood-brain barrier-penetrant nanoparticles. Proc Natl Acad Sci U S A. 2022, 119(23).
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