Cited by 37Neuroinflammation and Neurodegeneration MechanismsCellular Mechanics and InteractionsNeurological Disease Mechanisms and Treatments

The DOI matches its Crossref record; 26 of the 26 references it cites were found in a registry or an index.

A three-dimensional collagen construct to model lipopolysaccharide-induced activation of BV2 microglia

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Abstract

BACKGROUND: We report a novel method of culturing microglia in three dimension (3D) using collagen as a substrate. By culturing microglia within a matrix, we aim to emulate the physical state of microglia embedded within parenchyma. METHODS: BV2 microglia cell suspensions were prepared with type I collagen and cast into culture plates. To characterise the BV2 microglia cultured in 3D, the cultures were evaluated for their viability, cell morphology and response to lipopolysaccharide (LPS) activation. Conventional monolayer cultures (grown on uncoated and collagen-coated polystyrene) were set up concurrently for comparison. RESULTS: BV2 microglia in 3D collagen matrices were viable at 48 hrs of culture and exhibit a ramified morphology with multiplanar cytoplasmic projections. Following stimulation with 1 μg/ml LPS, microglia cultured in 3D collagen gels increase their expression of nitric oxide (NO) and CD40, indicating their capacity to become activated within the matrix. Up to 97.8% of BV2 microglia grown in 3D cultures gained CD40 positivity in response to LPS, compared to approximately 60% of cells grown in a monolayer (P<.05). BV2 microglia in 3D collagen gels also showed increased mRNA and protein expression of inflammatory cytokines IL-6, TNF-α and the chemoattractant MCP-1 following LPS stimulation. CONCLUSIONS: In summary, BV2 microglia cultured in 3D collagen hydrogels exhibit multiplanar cytoplasmic projections and undergo a characteristic and robust activation response to LPS. This culture system is accessible to a wide range of analyses and provides a useful new in vitro tool for research into microglial activation.

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Crossref · 10.1186/1742-2094-11-134

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  • 3D Matrix hydrogels support microglia to grow and maintain ramified morphology and enable microglial response tests to proinflammation stimulus.

    “For example, 3D Matrix hydrogels were reported to support microglia to grow and maintain ramified morphology and enable the microglial response tests to proinflammation stimulus.24, 25”

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Metadata

Authors
Haw, R. T. Y., Tong, C. K., Yew, A., Lee, H. C., Phillips, J. B., & Vidyadaran, S.
Affiliations
  • Universiti Putra Malaysia (MY)
  • University College London (GB)
Corresponding author
Vidyadaran, Sharmili
Venue
Journal of Neuroinflammation
Published
2014-07-30
Volume
11
Issue
1
Pages
134-134
ISSN
1742-2094 (ISSN-L)
OpenAlex
W2109774877
Cited by
33
References
26
Citations by year
2025: 1 · 2024: 9 · 2023: 4 · 2022: 1 · 2021: 7 · 2020: 3 · 2018: 2 · 2017: 4 · 2016: 1 · 2015: 1
FWCI
1.04
Type
journal article
Language
en
Open access
Licence
cc-by
Locations
  • Journal of Neuroinflammation (publishedVersion, cc-by)
  • Europe PMC (PubMed Central) (publishedVersion, cc-by)
  • PubMed Central (publishedVersion, cc-by)
  • PubMed (publishedVersion)
  • Universiti Putra Malaysia Institutional Repository (Universiti Putra Malaysia) (acceptedVersion)
  • UCL Discovery (University College London) (submittedVersion)
  • Greater South Information System
Funders
  • Monash University
  • Universiti Putra Malaysia
  • Ministry of Education, India
Topics
  • Life Sciences › Neuroscience › Neurology › Neuroinflammation and Neurodegeneration Mechanisms
  • Life Sciences › Biochemistry, Genetics and Molecular Biology › Cell Biology › Cellular Mechanics and Interactions
  • Life Sciences › Neuroscience › Neurology › Neurological Disease Mechanisms and Treatments
Keywords
BV-2 cells, microglial activation, lipopolysaccharide, type I collagen, microglial morphology, nitric oxide, CD40, inflammatory cytokines, interleukin-6, TNF-α, MCP-1
MeSH terms
Animals, Cell Line, Transformed, Collagen, L-Lactate Dehydrogenase, Lipopolysaccharides, Microscopy, Electron, Scanning, Models, Biological, Cytokines, Microglia, CD40 Antigens, Imaging, Three-Dimensional, Lectins, Mice

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