alzheimer s disease practical applications of vision research
báo cáo hóa học: " Vascular consequences of passive Aβ immunization for Alzheimer''''s disease. Is avoidance of "malactivation" of microglia enough?" docx
... less important in human tissues.) Retrospective epidemiological studies showed protection against AD – either in age of onset or rate of progression – by nonsteroidal antiinflammatory drugs (NSAIDs); ... inflammationrelated responses such as phagocytosis, retraction of processes, release of excitotoxins, and production of IL-1β and IL-6 and tumor necrosis factor [8]; in fact, the latter cytokines can have ... J, Quadros A, Patel N, Crescentini R, Crawford F, Mullan M: Vasoactive effects of A beta in isolated human cerebrovessels and in a transgenic mouse model of Alzheimer' s disease: role of inflammation...
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Báo cáo y học: " Research In silico modeling of the specific inhibitory potential of thiophene-2,3-dihydro-1,5-benzothiazepine against BChE in the formation of β-amyloid plaques associated with Alzheimer''''s disease" doc
... Karachi, consisting of 10 nodes Results and discussion Selection of docking protocol The selection of a valid docking protocol mainly focuses on the similarity of all redocked poses to the crystallographically ... Holloway HW, Utsuki T, Brossi A: Synthesis of novel phenserine-based-selective inhibitors of butyrylcholinesterase for Alzheimer' s disease J Med Chem 1999, 42:1855-1861 15 Parveen S, Khalid A, ... cholinesterase inhibitors (ChEIs) is to increase the endogenous levels of acetylcholine (ACh) in the brains of AD patients, eventually increasing cholinergic neurotransmission It is not surprising...
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Tài liệu Báo cáo khoa học: Animal models of amyloid-b-related pathologies in Alzheimer’s disease docx
... models of Alzheimer s disease dent differences in the speed of Ab accumulation Moreover, transgene expression can differ across generations and give rise to unstable Ab phenotypes because of loss ... relevance of cross-breeding experiments is strengthened if expression and deletion of the gene (s) results in the opposite outcome, or if the results are substantiated by in vitro studies or analyses of ... Authors Journal compilation ª 2010 FEBS 1391 Animal models of Alzheimer s disease O Philipson et al Transgenic animal models Models devoid of any disease- causing APP mutations Animal models expressing...
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Tài liệu Báo cáo khoa học: A facile method for expression and purification of the Alzheimer’s disease-associated amyloid b-peptide pdf
... V All reagents were supplied by Electron Microscopy Sciences (Hatfield, PA, USA) Assessement of SEC-isolated peptides by HPLC and SDS-PAGE Samples (100 lL) of peptides isolated by SEC were injected ... cost-effective than production of synthetic peptides, a bacterial expression system allows isotope labeling, which is essential for high-resolution structural analysis of Ab using NMR spectroscopy ... analysis and sequencing Amino acid analysis was performed at the Amino Acid Analysis Center, University of Uppsala, Sweden Sequence analysis was performed using an Applied Biosystems Procise 492...
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Memory performance in healthy elderly without Alzheimer’s disease: effects of time and apolipoprotein-E pptx
... neurological, psychiatric and neuropsychological assessments were reviewed in a consensus conference comprised of neurologists, psychiatrists, and neuropsychologists Based on this review all participants ... It has been previously established that APOE variability is not associated with the rate of progression of Alzheimer s disease [51,59,67] The study was designed to address a specific question ... repetition of phrases from the Boston Diagnostic Aphasia Evaluation [19] Abstract reasoning was evaluated using WAIS-R Similarities subtest [66], and the non-verbal Identities and Oddities subtest of...
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LifeOut of Focus Alzheimer’s Disease and Related Disorders ppt
... OUT OF FOCUS: ALZHEIMER S DISEASE AND RELATED DISORDERS THE COST OF ALZHEIMER S DISEASE As you can imagine, Alzheimer s disease is very expensive The cost of medical care for its victims is only ... is essential in transmission of nerve impulses through the synapses of the brain and central nervous system (A synapse is the point at 33 LIFE OUT OF FOCUS: ALZHEIMER S DISEASE AND RELATED DISORDERS ... As the disease progresses, however, the entire library of memory closes down Memory loss is probably the most common sign associated with Alzheimer s disease In the initial stages of the disease, ...
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PET in the Evaluation of Alzheimer’s Disease and Related Disorders docx
... 18 DeKosky S Early intervention is key to successful management of Alzheimer disease Alzheimer Dis Assoc Disord 2003;17(Suppl 4) :S9 9–104 19 Leifer BP Early diagnosis of Alzheimer s disease: clinical ... as AD progresses Behavioral and personality changes, including agitation, aggression, and psychosis, often emerge as the disease progresses Depressed mood often occurs with AD Brain autopsies ... Psychiatric Press, 2000 66 Morris JC, Mohs RC, Rogers H, et al Consortium to establish a registry for Alzheimer s disease (CERAD) clinical and neuropsychological assessment of Alzheimer s disease...
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Báo cáo khoa học: The modulation of metal bio-availability as a therapeutic strategy for the treatment of Alzheimer’s disease pptx
... is increased in cerebrospinal fluid in Alzheimer s disease but not Parkinson s disease Alzheimer Dis Assoc Disord 8, 190–197 Hye A, Lynham S, Thambisetty M, Causevic M, Campbell J, Byers HL, Hooper ... development is the result of an aberrant shift in activity of tau kinases and phosphatases [3] Thus, although targeting plaques and NFTs may ameliorate some of the consequences of AD and no doubt lessen ... inhibition of synaptic transmission mediated by Ab Several studies have now shown that Ab mediated inhibition of synaptic transmission is dependent on the presence of Ab oligomers, and that Ab monomers...
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Báo cáo khoa học: Selecting cells with different Alzheimer’s disease c-secretase activity using FACS Differential effect of presenilin exon 9 deletion on c- and e-cleavage doc
... fluorescence We show the application of this assay to the testing of c-secretase inhibitors and PS1 mutants This assay allows for the first time the selection of cell populations and single cells ... assays based on APP or Notch c-secretase substrates can be used to specifically study modulation of c-secretase activity in parallel in various cell types Results of the inhibitor study suggest ... characterize c-secretase The advantage of this assay over existing systems is that it allows the isolation of cells with stable differences in c-secretase activity We established that the differences in...
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The Handbook of Alzheimer’s Disease and Other Dementias doc
... treating Alzheimer s disease In 1984, the first clinical criteria for the diagnosis of Alzheimer s disease was published, and the first five Alzheimer s Disease Research Centers were established with ... from what Alzheimer s Disease 31 neuropathologists are now confirming as Alzheimer s disease (Consensus recommendations for the postmortem diagnosis of Alzheimer s disease The National Institute ... areas of Alzheimer s disease and dementia will find this book of interest, including physicians, medical students, psychologists, scientists, graduate students, and allied health professionals including...
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Báo cáo khoa học: RCAN1-1L is overexpressed in neurons of Alzheimer’s disease patients pot
... the Alzheimer s Disease Research Center at the University of Southern California s Keck School of Medicine, Los Angeles, CA Brain tissues, with a postmortem interval of less than h, were fresh ... localization of these isoforms in the brain In order to try to understand how these isoforms may differ, we examined the expression of the isoforms known to be transcribed in brain tissue, isoforms RCAN1-1 ... Importantly, this complements data from rat tissues showing that calcineurin is also expressed in neurons [14,15] RCAN1 gene expression is significant in several tissues, particularly human brain, spinal...
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Báo cáo khoa học: Levels of mTOR and its downstream targets 4E-BP1, eEF2, and eEF2 kinase in relationships with tau in Alzheimer’s disease brain doc
... Foundation, SADF (Insamlingsstiftelsen for ¨ Alzheimer- och Demensforskning), Socialstyrelsens Stiftelser, Stiftelsen for Alderssjukdomar, and Svenska ¨ ˚ Lakaresallskapet ¨ ¨ FEBS Journal 272 ... expansions in Huntington disease, Huntington related diseases, and various forms of a-synuclein associated with Parkinson disease and synucleinopathies [27] Taken together with the findings that ... previously measured by indirect ELISA in the same set of tissues as dot blots [6] Immunohistochemistry Immunohistochemical staining was performed on 20-lM formalin-fixed frozen sections (two AD cases,...
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Alterations of matrix metalloproteinases in the healthy elderly with increased risk of prodromal Alzheimer’s disease pot
... present study was set slightly higher than the previously reported community-based mean values In the present study the cognitive assessment also included the Alzheimer s Disease Assessment Scale ... PASW software (former SPSS software, version 17.0.1 for Windows, SPSS Inc., Chicago, IL, USA) Non-parametric tests were used because normal distribution could not be assumed in the groups Spearman ... dysfunction Abbreviations Ab: b-amyloid; AD: Alzheimer s disease; ADAS-cog: Alzheimer s Disease Assessment Scale; APOE: apolipoprotein E; AQT: A Quick Test of cognitive speed; CSF: cerebrospinal...
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Báo cáo khoa học: Implication of calpain in neuronal apoptosis A possible regulation of Alzheimer’s disease doc
... caspases The striking similarity between the substrates for caspases and calpains raises the possibility that both protease families contribute to structural dysregulation and functional loss of ... apoptosis the hyperphosphorylation of neurofilaments and tau seen at early stages of AD Besides the alteration of the structure and properties of tau [the most studied member of the microtubuleassociated ... a-secretase substrate in the regulated APP a-processing [37,38] These results support the hypothesis of a decrease in calpain activity during aging leading to selective accumulation of its substrates...
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Báo cáo sinh học: "The immunological potency and therapeutic potential of a prototype dual vaccine against influenza and Alzheimer’s disease" pdf
... chimeric viruses were purified and the expression of inserted antigens was tested As shown in Figure 1B, coomassie staining of SDS-PAGE resolved purified viruses revealed that the purity of both chimeric ... responses and this dose of vaccine have been used in our further experiments described below Kinetics of antibody responses in mice immunized with WSN-WT and WSN-Ab1-10 viruses The kinetics of ... using Prism 3.03 software (GraphPad Software, Inc., CA) Statistically significant differences were examined using a t-test or analysis of variance (ANOVA) and Tukey s multiple comparisons post-test...
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báo cáo hóa học: " Using animal models to determine the significance of complement activation in Alzheimer''''s disease" pptx
... models of human disease generally have similar pathological findings to the human disorders, distinct differences remain These models may be appropriate for studying some aspects of a disease process, ... inaccessibility to laboratory researchers limits the usefulness of these species for studies of AD-related complement activation Conclusions Complement activation has been extensively studied ... treatment of progression of Alzheimer' s disease [abstract] Sixth International Stockholm/Springfield Symposium on Advances in Alzheimer Therapy 2000:180 Van Gool WA, Weinstein HC, Scheltens P, Walstra...
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báo cáo hóa học: " Inflammatory cytokine levels correlate with amyloid load in transgenic mouse models of Alzheimer''''s disease" potx
... increased levels of cytokines in the brains of Alzheimer' s disease patients, and in transgenic mouse models of Alzheimer' s disease [10-12] However, all these reports have focused on a small number ... expressed in picograms per milligram of protein P < 0.05 was considered statistically significant Table 1: Quantification of Aβ levels in TgAPPsw and PS1/APPsw mouse brain slices Data expressed as ... model of Alzheimer' s disease J Neurosci 2001, 21:372-81 Araujo DM, Lapchak PA: Induction of immune system mediators in the hippocampal formation in Alzheimer' s and Parkinson 's diseases: selective...
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báo cáo hóa học: " Maximal COX-2 and ppRb expression in neurons occurs during early Braak stages prior to the maximal activation of astrocytes and microglia in Alzheimer''''s disease" pdf
... characteristics of the cases used in this study Shown are differences between groups of the cases used in this study [PMI post-mortem interval, SD standard deviation] Braak score for neurofibrillary ... previously described [17], discrepancies are most likely due to differences in pathological disease state and investigated brain area, methods of analysis, as well as technical issues The data presented ... neuronal COX-2 expression leads to increased expression of cell cycle mediators in post mitotic neurons, as shown using a transgenic mouse model with increased neuronal COX-2 expression [9] Once activated,...
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báo cáo hóa học: " Novel Aβ peptide immunogens modulate plaque pathology and inflammation in a murine model of Alzheimer''''s disease" potx
... memory loss in a mouse transgenic model of Alzheimer' s disease J Neurosci 2002, 22:6331-6335 Selkoe DJ, Schenk D: Alzheimer' s disease: molecular understanding predicts amyloid-based therapeutics Annu ... of the numbers of Aβ-positive objects (or the sum of the areas of the Aβ positive objects) for the entire section and dividing by the sum of the areas of all ROIs This analysis was performed blinded ... traditional image analysis approach Thus, this method is shown to accurately assess amyloid burden in transgenic mouse models of AD In addition, the use of object-based analysis provides data not obtainable...
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báo cáo hóa học: " The microglial NADPH oxidase complex as a source of oxidative stress in Alzheimer''''s disease" ppt
... anti-inflammatory drugs on risk of Alzheimer' s disease: systematic review and meta-analysis of observational studies Bmj 2003, 327:128 Stewart WF, Kawas C, Corrada M, Metter EJ: Risk of Alzheimer' s disease and ... functional events in Alzheimer' s disease J Alzheimers Dis 2004, 6:171-175 Markesbery WR: Oxidative stress hypothesis in Alzheimer' s disease Free Radic Biol Med 1997, 23:134-147 Shimohama S, Tanino ... of src-family tyrosine kinases or inhibition of phosphatidylinositol-3 kinase (PI3K) attenuates ROS production These findings suggest that these kinases are involved in upstream signaling cascades...
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