Basal Lamina Mixture
Basal Lamina Mixture - Related Videos
00:55
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...
01:05
Type IV Collagen of Basal Lamina
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2023
Type IV collagen is a 400 nm long, network-forming collagen that acts as a barrier between the epithelial and endothelial cells. Type IV collagen forms the backbone of the basement membrane by scaffolding with laminin, entactin, proteoglycans, and fibronectin. Apart from rendering structural support to the basement membrane, it also helps entail signaling potentials necessary for both pathological and physiological functions. A type IV collagen molecule has six alpha chains which can exist in...
01:03
Basal Lamina are the Specialized Form of ECM
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2023
The basal lamina is a thin extracellular layer that lies underneath the cells and separates them from other tissues. The three layers of the basal lamina are lamina lucida, lamina densa and lamina reticularis. The basal lamina, a mixture of glycoproteins and collagen, provides an attachment site for the epithelium, separating it from underlying connective tissue. The framework of basal lamina has other essential proteins such as laminins mesh, perlecan, entactin, and type IV collagen. Proteins...
03:27
Mixtures of Acids
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2020
The pH of a solution containing an acid can be determined using its acid dissociation constant and its initial concentration. If a solution contains two different acids, then its pH can be determined using one of several methods depending upon the relative strength of the acids and their dissociation constants. A Mixture of a Strong Acid and a Weak Acid In a mixture of a strong acid and a weak acid, the strong acid dissociates completely and becomes a source of almost all the hydronium ions...
04:52
Isolating Enteric Glial Cells From the Submucosa and Lamina Propria of a Mouse
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2025
This video demonstrates a method for isolating enteric glial cells from the submucosa and lamina propria of the mouse intestine. It outlines the steps involved in extracting submucosa and lamina propria tissue, isolating the enteric glial cells from them, and culturing the cells on a coated well-plate to establish an enteric glial cell culture.
FAQs
Warming to physiological temperature triggers the solubilized matrix components to polymerize, converting the preparation into a three-dimensional hydrogel. This temperature-dependent transition creates a more tissue-like support than the starting liquid formulation and allows embedded or contacting cells to interact with a structured extracellular environment during culture.
Structural proteins provide the physical framework for cell attachment and organization, while signaling molecules contribute biochemical cues that affect cell behavior. Together, these components can support processes such as adhesion, polarity, growth, and differentiation, making the matrix relevant when researchers need cellular responses shaped by both physical support and molecular signals.
A tunable basal lamina mixture allows researchers to adjust the matrix-like environment used for cell culture rather than relying only on a simplified system. Its three-dimensional, tissue-supporting properties help connect conventional cell experiments with more physiologically relevant models, improving the ability to study how cells organize and respond within an extracellular matrix context.
A typical workflow begins with the solubilized preparation, followed by combining it with the cells or applying it as the intended culture matrix. The system is then warmed to physiological temperature so the components polymerize into a hydrogel. Cells can subsequently be maintained in the resulting three-dimensional environment for structural or response-based studies.
In bioengineering, the hydrogel provides a matrix-like setting in which cells can grow in three dimensions and organize into organoids. Researchers can also use it to model tissue-specific microenvironments, examining how extracellular support and signaling influence tissue architecture. These applications extend cell culture beyond flat, simplified arrangements.
Researchers may select this matrix when they need to evaluate cellular responses under conditions that better reproduce three-dimensional tissue support. It can serve as the culture environment for testing drugs or biomaterials, while allowing assessment of outcomes linked to cell adhesion, polarity, growth, differentiation, or organization within a matrix-like setting.