نتایج جستجو برای: lipofuscin
تعداد نتایج: 879 فیلتر نتایج به سال:
Female and male individuals of the same species often differ with respect to their susceptibility to toxicant stress. In the present study, sea urchins (Psammechinus miliaris) of both sexes were exposed to high (150 μg L⁻¹) and environmentally relevant (5 μg L⁻¹) concentrations of phenanthrene over 10 days. While food intake was significantly decreased following exposure to 150 μg L⁻¹ phenanthr...
Three females in their fifties and five males in their seventies, all of whom had been exposed to the Nagasaki atomic bomb explosion in 1945, were investigated concerning the aging of neurons of the dorsal root ganglia. Through this study dealing with the frequency of neurons with intracytoplasmic pigments, lipofuscin, neuromelanin, eosinophilic granules and neurons free of pigment, no signific...
BACKGROUND Heart failure is a typical age-associated disease. Although age-related changes of heart are likely to predispose aged people to heart failure, little is known about the molecular mechanism of cardiac aging. METHODS AND RESULTS We analyzed age-associated changes in murine heart and the manner in which suppression of the p110alpha isoform of phosphoinositide 3-kinase activity modifi...
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