cis-Urocanic Acid

Known as: cis-UCA 
A derivative of the amino acid histidine, formed in the mammalian skin from trans-urocanic acid upon ultraviolet radiation, and protodynamic agent… (More)
National Institutes of Health

Papers overview

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2005
2005
Urocanic acid (UCA) is present at millimolar concentrations in mammalian epidermis and undergoes photoisomerization from the… (More)
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2003
2003
BACKGROUND/PURPOSE Cutaneous cis-urocanic acid (cUCA) or ultraviolet B exposure has been shown to cause diminished cutaneous… (More)
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Review
2002
Review
2002
Exposure to ultraviolet (UV) radiation, particularly the UVB wavelengths, leads not only to DNA damage but also to suppression of… (More)
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2001
2001
Previous studies using an antibody to cis-urocanic acid and mast-cell-depleted mice implicated both cis-urocanic acid and mast… (More)
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2001
2001
UV radiation induces skin cancer primarily by its DNA-damaging properties, but also by its capacity to suppress the immune system… (More)
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1999
1999
The search for effective inhibitors of transdermal drug-induced contact sensitization was directed to dermal mast-cell… (More)
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1999
1999
Commercial sunscreens may offer some protection from immunosuppression induced by ultraviolet (UV) radiation, but agreement… (More)
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1999
1999
UV-B radiation suppresses cell-mediated immunity. Histidine forms trans-urocanic acid (trans-UCA) enzymatically in the stratum… (More)
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1993
1993
Cis-urocanic acid (cis-UCA), which is formed from the naturally occurring trans-isomer on ultraviolet (UV) irradiation, has been… (More)
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1992
1992
Ultraviolet B (UVB) light impairs the induction of contact hypersensitivity to epicutaneously applied haptens in certain strains… (More)
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