نتایج جستجو برای: 1970s ad 1320s
تعداد نتایج: 102034 فیلتر نتایج به سال:
Classically, ascending aortic dissection (AD) presents as sudden, severe chest pain that is tearing type and radiates to the back. Herein, we present a rare case of severe aortic regurgitation with silent ascending AD, which had no chest pain symptoms. The aortic valve apparatus probably masked this AD; therefore, it was not detected by echocardiography and during the surgery.
Background and objective: Insulin and its receptor are located in the central nervous system where it regulates many important processes such as neural proliferation, apoptosis, synaptic transmission, neuronal survival, synaptic plasticity, learning and memory. Alzheimer's disease (AD) is characterized by the accumulation of extracellular amyloid-β (Aβ) plaques, and intracellular aggregation of...
alzheimer’s disease (ad) is the most common cause of dementia caused by complicated interactions between genetic and environmental factors. molecular genetic research has provided valuable information regarding the genetic etiology of the disease. identifying the genetics of ad not only could shed light on disease pathogenesis, but it may also provide potential targets for effective treatment, ...
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