A carboxylic acid, obtained from retinol by oxidation and used in ointments to treat acne.
- Chemical formula: C19H27COOH.
- For the research, Stephensen exposed mouse immune-system cells, in petri dishes, to a form of vitamin A known as retinoic acid, along with a protein that mimics an infectious microbe.
- For the study, 266 long-time smokers who had kicked the habit at least one year previously were randomly assigned to receive two forms of retinoic acid - commonly known as vitamin A - or a placebo.
- Because of the known teratogenic side effects of high-dose vitamin A, there is limited application of retinoic acid for women of reproductive age.
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Line breaks: ret¦in|oic acid
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