Epithelial Enrichment
Epithelial Enrichment - Related Videos
11:49
Isolation and Enrichment of Human Lung Epithelial Progenitor Cells for Organoid Culture
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Cited by 17 •
2020
This article provides a detailed methodology for tissue dissociation and cellular fractionation approaches allowing enrichment of viable epithelial cells from proximal and distal regions of the human lung. Herein these approaches are applied for the functional analysis of lung epithelial progenitor cells through the use of 3D organoids culture models.
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...
10:22
Enrichment of Bruch's Membrane from Human Donor Eyes
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Cited by 14 •
2015
Identifying proteins specifically associated with Bruch’s membrane in human eyes is an important step in understanding the biochemical mechanisms behind eye diseases such as age-related macular degeneration. This protocol describes how to enrich this sheet of extracellular matrix for down-stream biochemical analysis.
09:07
Isolation of Myeloid Dendritic Cells and Epithelial Cells from Human Thymus
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Cited by 27 •
2013
This protocol details a method to isolate antigen presenting cells from human thymus via different steps of enzymatic digestion of the tissue followed by density centrifugation of the single cell suspension and finally magnetic and/or FACS sorting of the cell populations of interest.
FAQs
Selection depends on measurable differences between epithelial and non-epithelial populations. These may include cell-surface markers, adhesion properties, or physical characteristics. A method can use one or more of these differences to preferentially retain or isolate epithelial cells while reducing the relative contribution of other populations. The chosen distinction determines how selectively the preparation represents epithelial tissue.
A higher epithelial cell proportion makes epithelial-specific signals more prominent within the sample. This can strengthen measurements of gene expression and help reveal cellular behavior associated with the tissue of interest. When non-epithelial cells contribute less to the preparation, researchers can interpret epithelial changes with greater focus, which is valuable when characterizing disease mechanisms.
Enrichment increases the proportion of epithelial cells, but the provided approach is described as selective retention or isolation rather than guaranteed complete purification. The resulting preparation may therefore remain mixed to some degree. This distinction matters when interpreting epithelial-specific gene expression or cellular behavior, because measured findings reflect the quality and selectivity of the enriched sample.
The workflow begins with a mixed biological sample containing epithelial and non-epithelial cells. Researchers then select a distinguishing feature, such as a cell-surface marker, adhesion property, or physical characteristic, and use it to retain or isolate the epithelial population. The enriched preparation can subsequently be directed toward focused tissue, molecular, infection, cancer, or injury studies.
Medical applications include histopathology, molecular profiling, infection studies, and investigations of cancer and tissue injury. In each setting, increasing the epithelial representation focuses analysis on cells that line body surfaces and organs. This can help researchers examine tissue-associated patterns and cellular behavior that might be less apparent in an unfocused mixed biological sample.
Enriched preparations help researchers characterize disease mechanisms by emphasizing epithelial-specific gene expression and cellular behavior. In cancer and tissue-injury studies, this focused material can support investigation of changes within epithelial tissue. The resulting information may also contribute to evaluating potential diagnostic or therapeutic strategies, although its usefulness depends on how effectively the desired population was enriched.