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retinoic acid

   Also found in: Medical, Wikipedia 0.01 sec.
ret·i·no·ic acid  (rtn-k)
n. In both senses also called tretinoin, vitamin A acid.
1. A vitamin A derivative, C20H28O2, that is a regulator substance in morphogenesis and functions in the growth and development of bone and the maintenance of epithelium.
2. A preparation of this, used topically to treat acne and to modify the appearance of fine wrinkles, hyperpigmentation, and roughness of facial skin.



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Published in the Journal of Leukocyte Biology, the study has specifically found that retinoic acid helps suppress out-of-control inflammation, a hallmark of active ulcerative colitis.
Matrix metalloproteinase-21 expression is associated with keratinocyte differentiation and upregulated by retinoic acid in HaCaT cells Skoog T, Elomaa O, Pasonen-Seppanen SM et al.
Researchers believe it could become as effective a treatment as retinoic acid - form of vitamin A - which is currently used to treat moderate to severe cases.
 
 
 
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