نتایج جستجو برای: amyloid
تعداد نتایج: 37689 فیلتر نتایج به سال:
Alzheimer’s disease (AD) is a neuroinflammatory based pathologic state in which β-amyloid aggregates are a major devastating agents. In this study, a series of 2-hydroxyiminoethanones were synthesized and evaluated as anti-inflammatory in carrageenan and formalin tests and inhibitors of β-amyloid aggregation. Compounds 1-10b were synthesized through a two-step reaction. Results: Compounds 1-5b ...
Background & Aims: Alzheimer’s disease is an irreversible, degenerative, and progressive brain disease that slowly destroys the memory and thinking skills and the ability to carry out the simplest tasks. Proline rich peptide (PRP -1) is produced from neurosecretory cells of hypothalamus that has large spectrum of biological action on immune and nervous system . The aim of this research was ...
alzheimer’s disease (ad) is a neurodegenerative disease that is the most common type of dementia.ad includes 60_80% of dementia and most people with ad have more than 65 years old.ad causes losing neuronal activity by abnormal proteins. plaques of beta-amyloid and tangles of “tau” protein can lead to ad. recently evidence has found that ad may come from outside of central nervous system (cns) a...
Alzheimer's desease is the most common age-related neurodegenerative disorder, and cognitive problems such as defects in learning and memory are of its symptoms. Among the factors involved in the pathogenesis of the disease are biochemical disorders in protein production, oxidative stress, decreased acetylcholine secretion and inflammation of the brain tissue. Extra-neuronal accumulation ...
Background and Objective: Alzheimer’s disease (AD) is a progressive neurodegenerative disorder, in which cortical and hippocampus neurons death is the main target of neurodegeneration. In addition to extracellular beta amyloid accumulation and the production of neural tangles, one of effective factors in the pathology of Alzheimer's disease is vascular injury in the elderly including disturbanc...
a 64-year-old woman, with amyloid related kidney failure (on renal dialysis) had a bone scan because of pain in the right upper femur. the 99m tc-mdp images revealed marked hepatic uptake. in addition, there was right proximal femoral concentration of radiotracer, which corresponded to a fracture site. as an added finding, the same femor demonstrated circumferential uptake at the lower pole. th...
the study was undertaken to answer the question that how many patients with pigmentation of back and arms actually have amyloid deposits in pathology. 44 patients presenting with diffuse pigmentation of back and arms (dpoba) were selected. skin biopsies were performed in all cases from the affected sites. on all formalin fixed and paraffin embedded specimens, the following histochemical stains ...
A 64-year-old woman, with amyloid related kidney failure (On renal dialysis) had a bone scan because of pain in the right upper femur. The 99m Tc-MDP images revealed marked hepatic uptake. In addition, there was right proximal femoral concentration of radiotracer, which corresponded to a fracture site. As an added finding, the same femor demonstrated circumferential uptake at the lower po...
alzheimer disease (ad) is a neurodegenerative disorder and the most common form of dementia. increasing evidence suggests that alzheimer's disease pathogenesis is not restricted to the neuronal compartment, but includes strong interactions with immunological mechanisms in the brain. in vitro and animal studies have linked neuroinflammation to alzheimer's disease (ad) pathology. studie...
Objective(s): Artemisia absinthium is an aromatic, perennial small shrub that shows multiple medical benefits, including anticancerous, neuroprotective, antifungal, hepatoprotective, antidepressant and antioxidant properties. One of the effective approaches to treat Alzheimer’s disease is targeting amyloid aggregation by antiamyloid drugs. In the current research study, an excellent grouping of...
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