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Cited by 174

The DOI matches its Crossref record; 7 of the 7 references it cites were found in a registry or an index.

IL-17A Enhances Vitamin D3-Induced Expression of Cathelicidin Antimicrobial Peptide in Human Keratinocytes

Open access
Peric, Mark, Koglin, Sarah, Kim, Song-Min, Morizane, Shin, Besch, Robert, Prinz, Jörg C, Ruzicka, Thomas, Gallo, Richard L, Schauber, Jürgen·2008·The Journal of Immunology

Abstract

Cathelicidin is strongly expressed in lesional skin in psoriasis and may play an important role as both an antimicrobial peptide and as an autoinflammatory mediator in this chronic skin disease. The mechanism of increased cathelicidin in psoriatic keratinocytes is not known, but recent observations have found that psoriasis has abundant Th17 cells that produce IL-17A and IL-22. We found that human keratinocytes stimulated with supernatants from T cells isolated from lesional psoriatic skin increased expression of cathelicidin when stimulated in the presence of 1,25-dihydroxyvitamin D3 (1,25D3). This increase was signaled through the IL-17RA. In vitro, IL-17A, but not IL-22, enhanced cathelicidin mRNA and peptide expression in keratinocytes dependent on the presence of 1,25D3. At the same time, coincubation with 1,25D3 blocked induction of human β-defensin 2 (HBD2), IL-6, and IL-8, which are other target genes of IL-17A. Act1, an adaptor associated with IL-17RA and essential for IL-17A signaling, mediated cathelicidin induction, as its suppression by small interfering RNA inhibited HBD2 and cathelicidin. Both, 1,25D3 and IL-17A signaled cathelicidin induction through MEK-ERK. These results suggest that increased IL-17A in psoriatic skin increases cathelicidin through a vitamin D3-, Act1-, and MEK-ERK-dependent mechanism. Therapy targeting this cathelicidin-regulating system might be beneficial in patients suffering from psoriasis.

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Metadata

Authors
Peric, M., Koglin, S., Kim, S.-M., Morizane, S., Besch, R., Prinz, J. C., Ruzicka, T., Gallo, R. L., & Schauber, J.
Venue
The Journal of Immunology
Published
2008-12
Volume
181
Issue
12
Pages
8504-8512
ISSN
  • 0022-1767 (ISSN-L)
  • 1550-6606
OpenAlex
W2129946962
Cited by
174
References
7
FWCI
4.84
Type
journal article
Language
en
Open access
bronze

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CoChat. (2026). Citation check: IL-17A Enhances Vitamin D3-Induced Expression of Cathelicidin Antimicrobial Peptide in Human Keratinocytes. https://app.cochat.ai/papers/10.4049/jimmunol.181.12.8504
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Peric, M., Koglin, S., Kim, S.-M., Morizane, S., Besch, R., Prinz, J. C., Ruzicka, T., Gallo, R. L., & Schauber, J. (2008). IL-17A Enhances Vitamin D3-Induced Expression of Cathelicidin Antimicrobial Peptide in Human Keratinocytes. The Journal of Immunology. https://doi.org/10.4049/jimmunol.181.12.8504

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

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