نتایج جستجو برای: pigmentation pattern
تعداد نتایج: 358273 فیلتر نتایج به سال:
Dermoscopy of acral melanoma: a multicenter study on behalf of the international dermoscopy society.
BACKGROUND Most studies on dermoscopy of acral lesions were conducted in Asian populations. In this study, we analyzed these features in a predominantly Caucasian population. OBJECTIVE Estimate the prevalence of dermoscopic features in acral lesions, and assess their level of agreement between observers. METHODS In this retrospective multicenter study, 167 acral lesions (66 melanomas) were ...
The evolutionary importance of ontogenetic change has been noted since Darwin. However, most analyses of phenotypic evolution focus on single landmark ages. Here, we present an inheritance study that quantifies genetic variation in pigmentation across early-age (i.e., birth to 180 days) development in 2 populations of the common garter snake, Thamnophis sirtalis. The populations are phenotypica...
Skin pigmentation disorders pose serious dermatological concerns and bring immense psychological burdens to individuals suffering from them. Vitiligo is one such disorder resistant various conventional treatments. It caused by an autoimmune-mediated destruction of epidermal melanocytes, resulting in focal loss skin pigmentation. The hair follicle bulge holds a stem cell (SC) population directly...
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