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. Author manuscript; available in PMC: 2013 Jan 1.
Published in final edited form as: Biochim Biophys Acta. 2011 Sep 3;1821(1):222–229. doi: 10.1016/j.bbalip.2011.08.017

Figure 1. Cellular retinol metabolism in the skin.

Figure 1

Once inside the cell, retinol is either stored as retinyl esters, or oxidized to retinoic acid (RA). Several families of enzymes and binding proteins are involved in this process.