Immuno-enrichment
Immuno-enrichment - Related Videos
08:57
Peptide and Protein Quantification Using Automated Immuno-MALDI (iMALDI)
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Cited by 13 •
2017
A protocol for the protein quantification in complex biological fluids using automated immuno-MALDI (iMALDI) technology is presented.
01:34
Environmental Enrichment for Rodents
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2026
All animal procedures described here must be conducted in accordance with institutional animal ethics guidelines and approved by IACUC. All procedures must follow the principles of the 3Rs—Replacement, Reduction, and Refinement—and must be performed by trained personnel. Environmental enrichment involves objects and practices that encourage natural behaviors, improve psychological well-being, and promote better welfare in laboratory rodents. Environmental enrichment should be tailored to the...
01:27
Environmental Enrichment in Rabbits and Pigs
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2026
All animal procedures described here must be conducted in accordance with institutional animal ethics guidelines and approved by IACUC. All procedures must follow the principles of the 3Rs—Replacement, Reduction, and Refinement—and must be performed by trained personnel. Importance of Environmental Enrichment Environmental enrichment is a fundamental component of laboratory animal care and welfare. It provides animals with opportunities to express species-specific behaviors, reduces stress, and...
12:11
ELIME (Enzyme Linked Immuno Magnetic Electrochemical) Method for Mycotoxin Detection
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Cited by 7 •
2009
A protocol to detect trichothecenes (mycotoxins of concern for human health) using a newly developed screening method based on a competitive immunochemical method and a final electrochemical detection is demonstrated.
09:30
A Protocol for Housing Mice in an Enriched Environment
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Cited by 70 •
2015
Environmental enrichment for mice requires a complex and challenging setup, as well as comprehensive husbandry and handling techniques to assure robust metabolic and anti-cancer effects in the mice. This protocol provides detailed procedures to reproduce the above mentioned effects in mice.
FAQs
The central mechanism is selective binding between an antibody and its matching antigen. Immobilizing the antibody on a solid support keeps the recognition element in a recoverable format, allowing target molecules, cells, or microorganisms to associate with the support while much of the surrounding mixture remains unbound. This molecular selectivity helps distinguish low-abundance targets within chemically complex samples.
Magnetic beads and other solid supports provide a surface that carries the immobilized antibodies and holds captured targets during sample processing. With magnetic beads, the antibody-bound fraction can be separated from the surrounding mixture before analysis. The support therefore links molecular recognition to physical handling, making selective isolation practical for complex analytical samples.
Washing determines how effectively unbound matrix components are removed after antibody-antigen binding. Sufficient washing lowers chemical and biological interference, whereas retaining the captured target is necessary for useful recovery. This balance directly affects selectivity and the confidence of later measurements, because residual matrix can obscure the target while excessive loss can reduce the available signal.
Selective capture reduces the amount of unrelated sample material presented to the analytical measurement and increases the effective concentration of the target. That combination can improve sensitivity and selectivity, particularly when biomarkers, proteins, peptides, or pathogens occur at low abundance. The resulting preparation also supports more confident interpretation by reducing matrix-related interference.
A typical workflow begins by contacting the complex sample with antibody-coated magnetic beads or another antibody-bearing support. The target binds through antibody-antigen recognition, and washing removes unbound components. The retained target is then either eluted from the support or analyzed while associated with it. The chosen endpoint connects sample preparation with the downstream measurement.
It is particularly useful when the target is scarce and the sample contains many potentially interfering components. Analytical chemists can apply the approach to isolate low-abundance biomarkers, proteins, peptides, and pathogens before mass spectrometry or immunoassays. It also supports preparation for nucleic-acid testing, where reducing unrelated sample material can aid target-focused analysis.
Immuno-enrichment can produce a concentrated, more selective target fraction for measurement rather than requiring analysis of the entire original mixture. Depending on the target and downstream method, the preparation can support detection by mass spectrometry, immunoassays, or nucleic-acid testing. Its main analytical benefits are improved sensitivity, reduced interference, and greater confidence in complex-sample results.