Integrin Alpha Six Beta One
Integrin Alpha Six Beta One - Related Videos
01:10
Integrins
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2023
Animal and protozoan cells do not have cell walls to help maintain shape and provide structural stability. Instead, these eukaryotic cells secrete a sticky mass of carbohydrates and proteins into the spaces between adjacent cells. This network of proteins and molecules is called an extracellular matrix or ECM. Some ECM proteins assemble into a basement membrane to which the remaining components adhere. Proteoglycans typically form the bulk of the ECM while fibrous proteins, like collagen,...
01:15
Activation of Integrins
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2023
Integrins bind ligands and transmit information from outside the cell to inside or vice-versa through an "outside-in signaling" or "inside-out signaling." In "outside-in signaling," external factors in the extracellular space bind to exposed ligand binding sites on integrins. This causes the inactive protein to undergo a conformational change to become active. Integrins are often clustered on the cell membrane. Repetitive and regularly spaced ligand binding events provide an effective stimulus.
01:25
Beta
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2024
Beta is a crucial metric in finance used to assess an investment's risk and expected return relative to the overall market. It is calculated as the slope of the line in a scatterplot that compares the returns of an individual stock to the returns of the market benchmark, typically represented by a broad market index. Beta quantifies how much a stock's price moves in response to market movements, providing insight into its volatility and systematic risk. A beta of one indicates that the stock's...
11:53
Oral Administration of Rotenone using a Gavage and Image Analysis of Alpha-synuclein Inclusions in the Enteric Nervous System
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Cited by 37 •
2010
Parkinson's disease has been related to the exposure to pesticides. Here we show a method to deliver pesticides using a gastric tube at the desired concentration and a method to analyze their effect in alpha-synuclein accumulation in the enteric nervous system.
09:27
Sequential Extraction of Soluble and Insoluble Alpha-Synuclein from Parkinsonian Brains
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Cited by 46 •
2016
Here, we present a protocol for the isolation of increasingly insoluble/aggregated alpha-synuclein (α-syn) from post-mortem human brain tissue. Through the utilization of buffers with increasing detergent strength and high-speed ultracentrifugation techniques, the variable properties of α-syn aggregation in diseased and non-diseased tissue can be examined.
FAQs
Laminin binding occurs through the receptor’s extracellular domain, while its cytoplasmic tails connect with adaptor proteins and the actin cytoskeleton. This physical linkage allows information from the extracellular matrix to influence intracellular behavior, including mechanical responses and biochemical signaling. During development, that coupling helps cells respond appropriately to their surrounding matrix.
The cytoplasmic tails provide an intracellular connection between the transmembrane receptor and the cell’s structural and signaling systems. By associating with adaptor proteins and actin, they help organize force transmission and signal propagation after extracellular matrix engagement. This connection is important because adhesion can affect polarity, migration, survival, and differentiation rather than simply holding cells in place.
Laminin-rich matrices provide spatial cues that cells can interpret through integrin alpha six beta one. Signals transmitted through the receptor and its cytoskeletal connections help coordinate how cells orient themselves and arrange within developing tissues. These responses contribute to tissue architecture by linking extracellular matrix composition with the organization and behavior of neighboring cells.
Its signaling is associated with several coordinated developmental behaviors: establishing cell polarity, supporting directed migration, promoting cell survival, and influencing differentiation. These functions are relevant in developing epithelia, nervous system structures, and organs. Examining the receptor therefore connects extracellular matrix adhesion with the cellular decisions that shape tissue formation and maturation.
Developmental studies examine how regulating this receptor changes cellular interactions with laminin-rich extracellular matrices and affects tissue formation. Researchers can relate receptor behavior to polarity, migration, survival, differentiation, and tissue architecture across developing epithelia, nervous system structures, and organs. This approach helps identify how matrix signals guide morphogenesis, the process of shaping tissues.
Disrupted adhesion can reveal how strongly extracellular matrix interactions contribute to normal morphogenesis and tissue organization. When these interactions are impaired, developmental processes involving polarity, migration, survival, or differentiation may be affected, potentially contributing to developmental abnormalities and disease. Studying such disruption therefore links molecular adhesion mechanisms with broader defects in developing tissues.