Simple Western
Simple Western - Related Videos
11:43
The Fastest Western in Town: A Contemporary Twist on the Classic Western Blot Analysis
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Cited by 30 •
2014
This protocol explores the latest advancements in performing Western blot analyses. These novel modifications employ a Bis-Tris gel system with a 35 min electrophoresis run time, a 7 min dry blotting transfer system, and infrared fluorescent protein detection and imaging that generates higher resolution, quality, sensitivity, and improved accuracy of Western data.
08:48
The Western Blot
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2023
Western Blotting is used to identify the presence of specific proteins in electrophoretically separated samples. Following separation by a technique known as sodium dodecyl sulfate polyacrylamide gel electrophoresis, or SDS-PAGE, western transfer is used to move proteins from a polyacrylamide gel onto a piece of membrane which traps the proteins in their respective locations. Next, the membranes are probed with antibodies in a process called immunboblotting. Immunoblotting uses...
07:45
Western Blotting: Sample Preparation to Detection
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Cited by 49 •
2010
Western blotting is an analytical technique used to detect specific proteins in a given sample of tissue homogenate or extract.
01:15
Western Blotting
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2023
Western blotting is an analytical technique for protein identification. It has various applications in immunology and medicine, including detecting diseases like bovine spongiform encephalopathy, mad cow disease, and human and feline immunodeficiency virus from biological samples. The technique begins with separating proteins from the sample using sodium dodecyl sulfate-polyacrylamide gel electrophoresis (SDS-PAGE), followed by protein transfer, immunoblotting, and finally, protein detection.
22:45
Western Blotting Using the Invitrogen NuPage Novex Bis Tris MiniGels
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Cited by 28 •
2007
This technical article describes a standard western-blotting procedure using the commercially available NuPAGE electrophoresis Mini-Gel system from Invitrogen.
FAQs
Immobilization keeps the size-separated proteins positioned inside the capillary while antibody detection occurs. The primary antibody can bind its target, followed by a labeled secondary antibody that generates chemiluminescent or fluorescent signal. This arrangement links molecular separation with target-specific detection, allowing the resulting signal intensity to support quantitative comparison among samples.
Signal intensity alone does not establish how much target protein was present across different samples. A protein standard or loading control provides a reference for interpreting the detected signal and comparing measurements. This normalization is especially important in neuroscience experiments, where differences in sample amount could otherwise be confused with changes in neuronal protein abundance.
The automated workflow reduces hands-on processing and sample consumption relative to conventional Western blotting. Fewer manual handling steps can improve consistency between measurements, while the capillary format supports analysis when sample availability is limited. These features make the method useful when researchers need repeatable protein measurements without relying on a larger sample volume.
The workflow begins with electrophoretic separation of proteins by size in a capillary. The separated proteins are then immobilized to the capillary wall, exposed to a primary antibody, and detected with a labeled secondary antibody. Chemiluminescent or fluorescent signal is measured and interpreted relative to a protein standard or loading control.
Simple Western is useful when neuronal material is scarce or available only in small amounts. It can measure proteins from limited samples while reducing sample consumption and manual processing. In neuroscience, this supports experiments involving neural development, synaptic plasticity, or neurodegeneration, where tissue or cellular material may be restricted.
The assay can support measurement of neuronal proteins, receptors, signaling molecules, and phosphorylation states. These targets allow researchers to examine changes in protein abundance or signaling-related states in neural systems. Consequently, the method can contribute to studies of synaptic plasticity, neurodegeneration, and neural development when results are interpreted against an appropriate reference.