Human Tissue Processing
Human Tissue Processing - Related Videos
13:08
Processing of Human Reduction Mammoplasty and Mastectomy Tissues for Cell Culture
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Cited by 80 •
2013
A method to process human mammary surgical discard material is described. Processed tissue, in the form of organoids, can be stored frozen indefinitely or placed in culture for long-term growth. This method enables experimental examination of normal human epithelial cell biology, and the effects of exogenous perturbations.
07:48
Working with Human Tissues for Translational Cancer Research
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Cited by 4 •
2015
Translational cancer research is dependent on extraction of human tissues. Much work has gone into optimizing extraction methods for ex vivo analysis. Here, we describe tissue processing methods allowing for maximal data output from limited samples.
08:30
Tissue Processing and Isolation of Primary Fibroblasts from the Human Vagina
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Cited by 1 •
2024
This protocol demonstrates a reliable and effective technique to isolate primary fibroblasts from either premenopausal or postmenopausal human vaginal tissue. Existing protocols for vaginal fibroblast isolation do not consider the challenges of cell isolation from senescent tissue. Vaginal tissue was obtained from women after pelvic organ prolapse surgery.
11:12
Tissue Engineering of a Human 3D in vitro Tumor Test System
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Cited by 34 •
2013
Methods to create human 3D tumor tissues as test systems are described. These technologies are based on a decellularized Biological Vascularized Scaffold (BioVaSc), primary human cells and a tumor cell line, which can be cultured under static as well as under dynamic conditions in a flow bioreactor.
15:52
Postproduction Processing of Electrospun Fibres for Tissue Engineering
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Cited by 30 •
2012
Electrospun scaffolds can be processed post production for tissue engineering applications. Here we describe methods for spinning complex scaffolds (by consecutive spinning), for making thicker scaffolds (by multi-layering using heat or vapour annealing), for achieving sterility (aseptic production or sterilisation post production) and for achieving appropriate biomechanical properties.
FAQs
Fixation stabilizes a specimen before dehydration, clearing, and embedding, helping the tissue remain suitable for microscopic examination. This early treatment is important because subsequent processing changes the specimen’s physical environment as water is removed and an embedding medium is introduced. In medical pathology, dependable stabilization supports consistent evaluation of cellular and extracellular structures in prepared sections.
Graded dehydration removes water progressively, after which an intermediate solvent clears the tissue for embedding. These transitions prepare the specimen to accept paraffin, which supplies support for cutting thin sections. The sequence links tissue stabilization to section production, making the specimen compatible with slide-based light microscopy and subsequent structural evaluation.
Routine processing can focus on producing paraffin-supported sections for light microscopy, whereas specialized processing can be selected when molecular targets must remain available. That distinction matters because the intended analysis may extend beyond general tissue architecture: immunohistochemistry and molecular analysis require preservation of relevant targets. Processing strategy should therefore reflect the information the specimen must provide.
Staining makes cellular and extracellular structures more conspicuous for evaluation by light microscopy. Its value is interpretive: once a processed specimen has been cut and mounted, highlighted structures can be examined as part of the tissue’s microscopic appearance. In medicine, this supports the visual assessment needed when tissue findings contribute to diagnosis or disease classification.
After embedding, tissue can be cut into thin sections and mounted on slides, creating a format suitable for light microscopy. Staining then highlights cellular and extracellular structures for evaluation. This sequence converts a supported specimen into an interpretable slide preparation, linking laboratory handling with the microscopic observations used in medical assessment.
Human Tissue Processing supports cancer diagnosis, disease classification, and treatment planning by producing specimens that can be examined microscopically. It also contributes to pathology research and the development of tissue-based diagnostic methods. Depending on the processing approach, prepared material may additionally support immunohistochemistry, molecular analysis, or long-term preservation.