Il-17-positive Th17 Cells
Il-17-positive Th17 Cells - Related Videos
10:15
Small RNA Transfection in Primary Human Th17 Cells by Next Generation Electroporation
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Cited by 5 •
2017
Next generation electroporation is an efficient method for transfecting human Th17 cells with small RNAs to alter gene expression and cell behavior.
01:56
Inducing Paralysis in a Mouse Model via Transfer of Aquaporin-4-Specific Th17 Cells
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2025
This video demonstrates the procedure of inducing paralysis by transferring activated Th17 cells targeting aquaporin-4 into a mouse model. In the central nervous system, the activated Th17 cells interact with aquaporin-4-expressing astrocytes, triggering an immune response that leads to tail and limb paralysis in the mouse.
12:59
Isolation and Th17 Differentiation of Naïve CD4 T Lymphocytes
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Cited by 33 •
2013
With effector functions distinct from other T cell subsets, Th17 cells have been centrally implicated in inflammatory autoimmunity. This in vitro Th17 differentiation protocol provides a means to determine whether naïve CD4+ T lymphocytes can differentiate into Th17 cells, and to further examine their role in autoimmunity and host response.
08:02
Th17 Inflammation Model of Oropharyngeal Candidiasis in Immunodeficient Mice
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Cited by 11 •
2015
Although Candida infection models are available to study host immune resistance, a model to study T cell mediated immunopathology in the context of Candida infection is absent. Here we describe a method to establish Th17 immunopathology associated with oral Candida infection in immunodeficient mice.
12:38
Detection and Isolation of Viable Mouse IL-17-Secreting T Cells
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2008
This procedure describes the detection and isolation of mouse TH17 leukocytes that actively secrete IL-17 upon stimulation.
FAQs
Th17 differentiation depends on more than antigen recognition alone. Naïve CD4+ T cells receive antigen receptor signals together with transforming growth factor-β and inflammatory mediators. These inputs activate transcriptional programs that establish the Th17 state and support IL-17 secretion. Studying this combination helps explain why cytokine context matters when interpreting immune responses in tumors.
IL-17 can intensify inflammatory responses and influence immune-cell recruitment, connecting Th17 activity to changes in surrounding tissue. It also participates in tissue defense and immune regulation. These functions make IL-17 biologically important even before considering cancer, because changes in its production may alter how immune cells and tissues interact.
Their effects depend on the biological context of the tumor. IL-17 may promote inflammatory responses that support immune-cell recruitment, but in some settings the same inflammatory activity can contribute to tumor-promoting inflammation, angiogenesis, or progression. Consequently, detecting Th17 activity does not by itself establish whether the response benefits or harms tumor control.
Cell abundance and functional activity provide different information. Abundance indicates how prominently Th17 cells are represented, whereas functional assessment addresses their activity, including IL-17 secretion. Examining both helps researchers determine whether these cells are merely present or are contributing to inflammatory signaling and immune regulation within the tumor microenvironment.
Assessing these cells can connect immune-cell composition with cytokine activity in tumor-associated tissue. Measurements of abundance and function help characterize whether Th17-associated signaling accompanies inflammatory responses, immune-cell recruitment, or other changes in the local environment. This information supports a more precise interpretation of tumor microenvironment biology than either cellular counts or cytokine observations alone.
They become relevant when researchers are investigating inflammatory pathways that may either support antitumor immune activity or contribute to tumor-promoting conditions. Their abundance, IL-17 production, and relationship to the tumor microenvironment can help identify potential immunotherapy targets. The context-dependent nature of their effects makes them useful for studying both therapeutic opportunities and possible limitations.