Inflammatory Gingiva Tissue Equivalents
Inflammatory Gingiva Tissue Equivalents - Related Videos
08:43
Three-dimensional Inflammatory Human Tissue Equivalents of Gingiva
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Cited by 14 •
2018
The goal of the protocol is to build an inflammatory human gingiva model in vitro. This tissue model co-cultivates three types of human cells, HaCaT keratinocytes, gingival fibroblasts, and THP-1 macrophages, under three-dimensional conditions. This model can be applied to investigating periodontal diseases, such as gingivitis and periodontitis.
01:24
Inflammatory Response II: Inflammatory Exudate and Tissue Repair
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2025
The immune system's inflammatory response destroys the invading pathogen, permitting the tissue to heal. The changes during the cellular and vascular stages allow exudate formation at the site of inflammation. The inflammatory exudate released from the wound has high protein content and a specific gravity above 1.020. The typical wound exudate is odorless, transparent, straw-colored, thin, and watery. Exudate, however, can differ depending on the state of wound healing. Likewise, the exudate's...
03:45
Quantification of Inflammatory Mediators in Infected Human Tissue-Derived Cells
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2025
This video demonstrates the quantification of inflammatory mediators during infection by incubating human lung-tissue-derived immune cells with Haemophilus influenzae. Flow cytometry is used to measure cytokine fluorescence in labeled lymphocytes, correlating with the production of pro-inflammatory cytokines in response to bacterial infection.
08:35
Generation of a Three-dimensional Full Thickness Skin Equivalent and Automated Wounding
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Cited by 53 •
2015
The goal of this protocol is to build up a three-dimensional full thickness skin equivalent, which resembles natural skin. With a specifically constructed automated wounding device, precise and reproducible wounds can be generated under maintenance of sterility.
01:26
Pharmaceutical Equivalents
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2025
As defined by regulatory standards, pharmaceutical equivalents require generic drug products to have identical dosage forms and chemically identical active pharmaceutical ingredients (APIs). They must adhere to compendial or applicable standards for potency, content uniformity, disintegration times, and dissolution rates. In the case of modified-release dosage forms, variations in drug content are permissible as long as the delivered amount remains consistent with the innovator drug product.
FAQs
The epithelial and connective tissue components provide complementary readouts. Epithelial organization can be examined through changes in barrier integrity, while connective tissue cells contribute to altered cell behavior and tissue responses under inflammatory conditions. Studying both components helps relate inflammation to gingival tissue formation, repair, and associated signaling changes.
Defined stimuli make the inflammatory environment controllable rather than variable. Researchers can compare tissue responses under specified conditions and follow resulting changes in barrier integrity, cellular behavior, and cytokine signaling. This controlled design helps connect a particular inflammatory challenge with changes in tissue formation or repair.
Barrier integrity and cytokine signaling describe different aspects of the response. Barrier measurements indicate whether inflammation has disturbed tissue function, whereas cytokines provide molecular evidence of inflammatory communication. Adding cell-behavior observations links these molecular changes to tissue-level effects, producing a more informative assessment than any single readout alone.
These models allow developmental biologists to examine how an inflammatory environment changes tissue formation and repair in an organized gingival construct. Because the inflammatory exposure is defined, investigators can relate observed changes in epithelial or connective tissue behavior to the developmental or regenerative process being studied, rather than relying only on whole-organism observations.
An experiment begins by combining gingival epithelial and connective tissue cells into an organized three-dimensional construct. The construct is then exposed to a defined inflammatory stimulus, after which investigators monitor barrier integrity, cell behavior, and cytokine-related signaling. Comparing observations across conditions provides a structured workflow for examining inflammation-driven tissue changes.
Candidate therapies can be assessed by comparing model responses with and without treatment under inflammatory conditions. Investigators may examine whether treatment-associated changes appear in barrier integrity, cellular behavior, cytokine signaling, or tissue formation and repair. The defined setting supports controlled comparisons during translational oral-biology research.
Inflammatory gingiva tissue equivalents provide a controlled laboratory system for examining oral tissue responses without depending exclusively on animal studies. Their organized cellular composition, defined inflammatory exposure, and measurable barrier, cellular, and cytokine outcomes support reproducible experiments. This makes them useful for developmental and translational oral biology while potentially reducing animal use.