منابع مشابه
Skin carcinoma arising in Leishmania scar: Report of four cases
Basal cell carcinoma (BCC) and squamous cell carcinoma (SCC) are the most frequent skin cancers. The etiology of these tumors is multifactorial: Environmental and exogenous factors, genotype and phenotype factors. The development of malignant neoplasms at sites of previous dermal scars is an uncommon but well recognized phenomenon, and since almost all of them were developed on exposed areas it...
متن کاملIt Appears That Four Colors Suffice: A Historical Overview of the Four-Color Theorem
Certainly any mathematical theorem concerning the coloring of maps would be relevant and widely applicable to modern-day cartography. As for the FourColor Theorem, nothing could be further from the truth. Kenneth May, a twentieth century mathematics historian, explains that “books on cartography and the history of map-making do not mention the four-color property, though they often discuss vari...
متن کاملColors of primate pelage and skin: objective assessment of conspicuousness.
We present a quantitative means of assessing the conspicuousness of animal coats or other objects in terms of the color vision of each possible observer. We measured reflectance spectra from the fur and skin of many primate species in order to provide an objective survey of the possibilities of pelage coloration found in extant primates. We show that the orange coloration displayed by many plat...
متن کاملThe Four Seasons: Identification of Seasonal Effects in LMS usage data
Learning Management Systems (LMSs) are widely used by organizations to provide and manage educational activities. Particularly in higher education, the application of LMS platforms is well documented and evaluated in the literature for at least one decade, whereby evaluation is often restricted to user-oriented analysis of the acceptance, usefulness and usability and rarely relies on real data-...
متن کاملDistribution and expression of SLC45A2 in the skin of sheep with different coat colors.
INTRODUCTION To investigate whether the membrane-associated transporter protein SLC45A2 is differentially expressed in the skin of sheep with different coat colors and to determine its correlation with coat color establishment in sheep. MATERIAL AND METHODS The expression of SLC45A2 in sheep skin samples with different coat colors was qualitatively and quantitatively analyzed by PCR amplifica...
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ژورنال
عنوان ژورنال: Journal of Society of Cosmetic Chemists of Japan
سال: 1996
ISSN: 1884-4146,0387-5253
DOI: 10.5107/sccj.30.169