Skip to search formSkip to main contentSkip to account menu
You are currently offline. Some features of the site may not work correctly.

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… Expand
National Institutes of Health

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
Review
2008
Review
2008
Urocanic acid (UCA), produced in the upper layers of mammalian skin, is a major absorber of ultraviolet radiation (UVR… Expand
  • figure 1
  • figure 2
  • table 1
  • figure 3
Highly Cited
1997
Highly Cited
1997
Studies in experimental models have implicated histamine and prostanoids in ultra‐violet B (UVB)‐ and cis‐urocanic acid (UCA… Expand
1996
1996
Urocanic acid (UCA), present in the stratum corneum, is a major absorber of ultraviolet (UV) radiation and, on UV exposure, is… Expand
Highly Cited
1994
Highly Cited
1994
Spectroscopic properties of chymotrypsin and model compounds indicate that a low-barrier hydrogen bond participates in the… Expand
Highly Cited
1994
Highly Cited
1994
Irradiation with ultraviolet B light (UVB) is known to suppress contact and delayed hypersensitivity response to a variety of… Expand
Highly Cited
1993
Highly Cited
1993
Cis-urocanic acid (cis-UCA), which is formed from the naturally occurring trans-isomer on ultraviolet (UV) irradiation, has been… Expand
Highly Cited
1992
Highly Cited
1992
Ultraviolet B (UVB) light impairs the induction of contact hypersensitivity to epicutaneously applied haptens in certain strains… Expand
Review
1989
Review
1989
Urocanic acid, a molecule found at high concentration in the stratum corneum, acts as a photoreceptor for UV‐light, isomerizing… Expand
Highly Cited
1988
Highly Cited
1988
Urocanic acid (UCA, deaminated histidine) is a major ultraviolet-absorbing component of the stratum corneum. On UV irradiation… Expand
1988
1988
Cis-urocanic acid (cis-UCA), produced from trans-UCA (a normal component of epidermis) by UV irradiation, suppressed cell… Expand