(Medical Xpress)—What makes us happy? Family? Money? Love? How about a peptide? The neurochemical changes underlying human emotions and social behavior are largely unknown. Now though, for the first time in humans, scientists ...
Mar 7, 2013
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Early detection of melanoma, the most aggressive skin cancer, is critical because melanoma will spread rapidly throughout the body. Now, University of Missouri researchers are one step closer to melanoma cancer detection ...
Jan 5, 2012
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The myth that people with dark skin are immune to melanoma, a type of skin cancer, has persisted for many years. It's a dangerous misconception that has caused some people not to be diligent about protecting themselves against ...
May 12, 2023
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Individuals with oculocutaneous albinism, type 1 (OCA1) have white hair, very pale skin, and light-colored irises because they have none, or very little, of the pigment melanin in their skin, hair, and eyes. Affected individuals ...
Sep 26, 2011
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We all know that human skin tans after days spent in the sun. That relatively slow process has known links to ultraviolet (and specifically UVB) exposure, which leads to tanning only after it damages the DNA of skin cells. ...
Nov 3, 2011
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A team of geneticists and systems biologists at Stanford University has associated 169 genes that with the production of melanin in the skin, hair and eyes. In their study, reported in the journal Science, the group conducted ...
Yale University researchers have discovered a key cellular mechanism that may help the brain control how much we eat, what we weigh, and how much energy we have.
Feb 28, 2012
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Researchers have discovered that mouse skin and skin cells from humans produce pigmentation in response to sunlight on a 48-hour cycle. They observed that exposing skin to ultraviolet light every 2 days yielded darker pigmentation ...
Oct 25, 2018
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(Medical Xpress)—Itchy, painful rashes—such as those that occur with psoriasis—are uncomfortable, but at least they fade when the flare-up subsides. Mostly. Evidence often remains in the form of dark, discolored areas ...
Feb 7, 2014
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A small pilot clinical study at the National Eye Institute (NEI) suggests that the drug nitisinone increases melanin production in some people with oculocutaneous albinism type 1B (OCA-1B), a rare genetic disease that causes ...
Feb 20, 2019
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