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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
4
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pubmed:dateCreated |
1988-11-8
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pubmed:abstractText |
UVB-irradiation during 3 d for 90, 180, and 180 sec, respectively, at a daily dose of 0.1 and 0.2 joule/cm2, respectively, induced slight inflammatory reactions in the mouse ear. The insulin-like growth factor I (IGF-I) immunoreactivity, normally demonstrable only in scattered basal epidermal cells, rapidly increased in intensity and frequency in the epidermis. After 3 d of UVB irradiation almost all epidermal cells were outlined by IGF-I immunoreactivity in their plasma membrane. The Langerhans cells expressed intense IGF-I immunoreactivity throughout their cytoplasm. The elevated IGF-I immunoreactivity ceased after 5-7 d and was normalized in 3 weeks. The number of Ia positive epithelial Langerhans cells did not seem to be affected by UVB irradiation. It is concluded that the increased IGF-I immunoreactivity is likely to reflect formation of the trophic peptide IGF-I, most evidently by Langerhans cells, in early events of the inflammatory, reactive response of the skin to UVB irradiation.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Oct
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pubmed:issn |
0022-202X
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
91
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
328-32
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pubmed:dateRevised |
2003-11-14
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pubmed:meshHeading |
pubmed-meshheading:3171213-Animals,
pubmed-meshheading:3171213-Ear, External,
pubmed-meshheading:3171213-Epidermis,
pubmed-meshheading:3171213-Immunohistochemistry,
pubmed-meshheading:3171213-Insulin-Like Growth Factor I,
pubmed-meshheading:3171213-Langerhans Cells,
pubmed-meshheading:3171213-Male,
pubmed-meshheading:3171213-Mice,
pubmed-meshheading:3171213-Mice, Inbred C57BL,
pubmed-meshheading:3171213-Skin,
pubmed-meshheading:3171213-Somatomedins,
pubmed-meshheading:3171213-Tail,
pubmed-meshheading:3171213-Time Factors,
pubmed-meshheading:3171213-Ultraviolet Rays
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pubmed:year |
1988
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pubmed:articleTitle |
Transiently increased insulin-like growth factor. I. Immunoreactivity in UVB-irradiated mouse skin.
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pubmed:affiliation |
Department of Histology, University of Göteborg, Sweden.
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pubmed:publicationType |
Journal Article
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