نتایج جستجو برای: amyloid a

تعداد نتایج: 13446190  

نوری, حمیدرضا, درودی‌نیا, آبتین, محبی, علیرضا ,

    Introduction: Amyloidosis is an idiopathic disorder characterized by amyloid deposition leading to tissue damage and disease. Laryngeal amyloidosis is usually a localized phenomenon that is rarely accompanied by systemic involvement. Hoarseness is its most common symptom and the clinical findings in laryngoscopy are variable, nonspecific and difficult to be distinguished from other laryngea...

Timolol is a non-selective beta-adrenergic receptor antagonist administered for treating glaucoma, heart attacks and hypertension. In the present study, we set out to determine whether or not timolol can provoke cataract formation, thus the influence of timolol on the amyloid-type aggregation of crystallin was investigated. We then provided experimental evidence of crystallin aggregation and it...

Journal: :The New England journal of medicine 2007
Helen J Lachmann Hugh J B Goodman Janet A Gilbertson J Ruth Gallimore Caroline A Sabin Julian D Gillmore Philip N Hawkins

BACKGROUND Deposition of amyloid fibrils derived from circulating acute-phase reactant serum amyloid A protein (SAA) causes systemic AA amyloidosis, a serious complication of many chronic inflammatory disorders. Little is known about the natural history of AA amyloidosis or its response to treatment. METHODS We evaluated clinical features, organ function, and survival among 374 patients with ...

Journal: :basic and clinical neuroscience 0
homa rassouli departement of anatomy, iran university of medical sciences, tehran mohammad taghi joghataie mehrdad roghani maliheh nobakht

abstract   introduction: neurodegeneration change is one of the hallmark symptoms of which alzheimer’s disease (ad) can be modeled by β-amyloid injection into specific regions of brain. (-)-epigallocatechin-3-gallate (egcg) is a potent antioxidant agent that its role against oxidative stress and inflammation has been shown in prior studies. in the present study, we have wanted to determine whet...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2002
Jun-Tao Guo Jin Yu David Grass Frederick C de Beer Mark S Kindy

The major pathological hallmark of amyloid diseases is the presence of extracellular amyloid deposits. Serum amyloid A (SAA) is an apolipoprotein primarily produced in the liver. Serum protein levels can increase one thousandfold after inflammation. SAA is the precursor to the amyloid A protein found in deposits of systemic amyloid A amyloid (AA or reactive amyloid) in both mouse and human. To ...

Timolol is a non-selective beta-adrenergic receptor antagonist administered for treating glaucoma, heart attacks and hypertension. In the present study, we set out to determine whether or not timolol can provoke cataract formation, thus the influence of timolol on the amyloid-type aggregation of crystallin was investigated. We then provided experimental evidence of crystallin aggregation and it...

Mohsen Mahdinejad Kashani, Saman Esmaeilnejad, Sepideh Mansoori Majoofardi,

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 ...

Journal: :acta medica iranica 0
seyed zahra ghodsi department of dermatology, razi hospital, tehran university of medical sciences, tehran, iran. pari rahimi department of dermatology, razi hospital, tehran university of medical sciences, tehran, iran. amir ehsani department of dermatology, razi hospital, tehran university of medical sciences, tehran, iran. pedram noormohammadpour department of dermatology, razi hospital, tehran university of medical sciences, tehran, iran. masood asgrai ackerman academy of dermatopathology, new york city, usa. fatemeh gholamali department of dermatology, razi hospital, tehran university of medical sciences, tehran, iran.

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 ...

Journal: :مجله علوم اعصاب شفای خاتم 0
maryam moghadamqaeni student research committee, facuilty of medicine, islamic azad university, mashhad branch, mashhad, iran zahra sheidaemehne student research committee, facuilty of medicine, islamic azad university, mashhad branch, mashhad, iran

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...

Journal: :Clinical chemistry 2005
Timothy T C Yip Johnny W M Chan William C S Cho Tai-Tung Yip Zheng Wang Ting-Lok Kwan Stephen C K Law Dominic N C Tsang John K C Chan King-Chung Lee Wai-Wai Cheng Victor W S Ma Christine Yip Cadmon K P Lim Roger K C Ngan Joseph S K Au Angel Chan Wilina W L Lim

BACKGROUND A new strain of coronavirus (CoV) has caused an outbreak of severe acute respiratory syndrome (SARS), with 8098 individuals being infected and 774 deaths worldwide. We carried out protein chip array profiling analysis in an attempt to identify biomarkers that might be useful in monitoring the clinical course of SARS patients. METHODS We performed surface-enhanced laser desorption i...

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