Laminin Coating

Laminin coating is a cell-culture technique that applies the extracellular matrix protein laminin to a surface to support cell attachment, survival, and organization. Laminin adsorbs to culture plates or other substrates, where its bioactive domains interact with cell-surface receptors such as integrins and promote adhesion-related signaling. In biology research, laminin-coated surfaces help maintain primary cells, stem cells, neurons, and other cell types that require matrix cues for growth or differentiation. The method improves the consistency of in vitro models and supports studies of cell behavior, development, tissue organization, and regenerative biology.

Laminin Coating - Related Videos

Education

JoVE Core - Cell Biology

Laminins are the Adhesive Proteins of Basal Lamina

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2023

Laminins are heterotrimeric proteins with high molecular mass found in the extracellular matrix. Each laminin molecule is composed of three chains, viz. alpha, beta, and gamma, coded by five, four, and three paralogous genes, respectively. Laminins are categories based on the compositions of the three chains. In humans, the five forms of alpha chains are LAMA 1, LAMA 2, LAMA 3, LAMA 4, and LAMA 5. The four forms of beta chains are LAMB 1, LAMB 2, LAMB 3, and LAMB 4. The three forms of gamma...

Research

JoVE Journal - Bioengineering

Graphene Coatings for Biomedical Implants

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Cited by 39 •

2013

Graphene offers potential as a coating material for biomedical implants. In this study we demonstrate a method for coating nitinol alloys with nanometer thick layers of graphene and determine how graphene may influence implant response.

Generating a Fractal Microstructure of Laminin-111 to Signal to Cells

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Cited by 1 •

2020

We describe three methods to generate Ln1 polymers with fractal properties that signal to cells differently compared to unpolymerized Ln1.

Coat Assembly and GTPases

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2023

Vesicles incorporate different coat protein subunits in different cell locations, which changes the properties of the coat, such as the shape and geometry of the transport vesicles. Thus, vesicle coat proteins also play a significant role in cargo selection. Coat assembly depends on the local availability of phosphatidylinositol phosphates or PIPs and GTP-binding proteins. Adaptor proteins, which link the coat proteins to the membrane, bind to these PIPs and play a crucial role in controlling...

COP Coated Vesicles

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2023

Membrane-enclosed structures called vesicles transport proteins and lipids across the cell. The vesicles derive their cargo from the plasma membrane, Golgi, ER, or endosome. Coated vesicles are spherical, protein-coated carriers with a 50–100 nm diameter that mediate bidirectional transport between the ER and the Golgi. The distribution of proteins between the ER and Golgi complex is dynamic and is maintained by different coated vesicles. Their formation is driven by the assembly of different...

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