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By: Peter T. Pugliese, MD
Posted: March 26, 2009, from the April 2009 issue of Skin Inc. magazine.
page 10 of 13
e. Three are four bases in DNA: adenine, thymine, guanine and cytosine.
f. Currently, my laboratory is using fluorescence to measure the state of skin glycation by measuring the content of pentosidine in the skin.
g. Many modern types of photochemical reactions are used today; an example is the bonding of artifical nails and dental cosmetic bonding.
h. DNA bases can only join as A to T and C to G. That is, adenine to thymine and cytosine to guanine.
i. A third melanin exists known as neuromelanin, which is found in nerve cells.