characterization of amyloid deposits in neurodegenerative diseases
Báo cáo khoa học: The role of DYRK1A in neurodegenerative diseases docx
... total proteins) In all examined subregions of brains of DS subjects, the level of Role of DYRK1A in neurodegenerative diseases DYRK1A is higher than in control brains, but with an increase that ... NRSF chromatin remodeling complex suggests a central role of this kinase in brain pathology [10] Expression of DYRK1A in neurons during fetal and postnatal life, as well as in neurons of adults ... 239 Role of DYRK1A in neurodegenerative diseases J Wegiel et al ASF binds to a polypurine enhancer of exonic splicing enhancer located at tau exon 10 and promotes the inclusion of exon 10 in the...
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Báo cáo khoa học: Quenched hydrogen ⁄deuterium exchange NMR characterization of amyloid-b peptide aggregates formed in the presence of Cu2+ or Zn2+ ppt
... assembly in the presence of metals is unlikely to involve the same intermolecular interactions as within fibrils, as removal of the metals causes dissociation into monomers instead of the continued ... Error bars indicate the experimental uncertainty of the measurements observed between the Cu2+-induced and Zn2+-induced aggregates, reflecting the differences in metal-binding properties of Ab [26,30,33–35] ... larger amyloid precursor protein, representing an ensemble of peptides of various lengths, each of which has distinguishing biophysical properties Fragments of 39–43 residues are all clinically...
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Tài liệu Báo cáo khoa học: Structural characterization of Ca2+/CaM in complex with the phosphorylase kinase PhK5 peptide pdf
... PhK5 might bind with Trp357 in the N-terminal site in CaM, or perhaps could bind in the opposite orientation to incorporate the Trp into the larger C-terminal domain binding site In summary, ... Kay LE, Krinks M & Bax A (1991) Tripleresonance multidimensional NMR study of calmodulin complexed with the binding domain of skeletal muscle myosin light-chain kinase: indication of a conformational ... large aromatic residue in the N-terminal part of the peptide that binds in the with the C-terminal domain in CaM However in PhK5 Trp357 is found at the C-terminal end of the peptide This suggests...
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Báo cáo khoa học: Two types of replication protein A in seed plants Characterization of their functions in vitro and in vivo ppt
... checkpoint signaling in vivo It may function in the sensing of DNA damage [22] In contrast with the intensive study of RPA in animals and yeast, little is known about this protein in plants In 1997, ... experiment, the indicated proteins were incubated together in NaCl ⁄ Pi containing 250 mM NaCl at °C for h, and then incubated with Talon beads The amount of protein present in the fraction bound ... of OsRPA70a recombinant protein was found in the soluble fraction of OsRPA70a–OsRPA32–OsRPA14 extracts but most of it failed to bind to the GST column (Fig 4A), indicating that it could not interact...
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Báo cáo khoa học: Separation and characterization of caveolae subclasses in the plasma membrane of primary adipocytes; segregation of specific proteins and functions docx
... referring to all of them as caveolae, was demonstrated by their content of both caveolin-1 and caveolin-2 The coexistence of caveolin-1 and caveolin-2 in all three caveolae subclasses is in line ... indicated protein or EZ-Link-sulfo-NHS-LC-biotin labelling by SDS ⁄ PAGE and immunoblotting or avidin-labelled HRP, respectively The amounts of indicated proteins are expressed in arbitrary densitometric ... normalized to percentage of maximum (A) Protein concentration (mgÆmL)1) (B) Caveolin-1 (C) Caveolin-2 (D) Cell surface biotin labelling of proteins (E) TGN38 (F) Insulin receptor (G) GLUT4 (H)...
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Báo cáo khoa học: Identification and characterization of important residues in the catalytic mechanism of CMP-Neu5Ac synthetase from Neisseria meningitidis potx
... [12–18,20]: *, CTP-binding residue of the P-loop; (*), CTP-binding residue; ^, Neu5Ac-binding residue; #, Neu5Ac-binding residue forming part of the hydrophobic pocket; °, residue required in the quaternary ... significant increase in Km(Neu5Ac) would support a role in binding that substrate In order to investigate this further we made a series of mutations at Gln104 We maintained the length of the side chain ... pocket plays a role in substrate discrimination against binding of the 5-OH group of Kdo and in favour of the N-acetyl group of Neu5Ac and, although these residues are conserved in CNS enzymes, none...
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Báo cáo khoa học: Molecular basis of cerebral neurodegeneration in prion diseases pdf
... or a combination of both (Fig 1) In the following, such in vivo models are described which address certain aspects of membrane topology, folding, intracellular targeting and trafficking of PrP The ... mediate an interaction of PrPC with accessory proteins, such as transmembrane proteins involved in PrP-induced signaling Alternatively, deletion of the HD could indirectly affect intermolecular interactions ... basolaterally, indicating that this domain acts as a dominant sorting signal Vice versa, Dpl or PrPC lacking the HD were found mainly at the apical surface of MDCK cells [36] An interesting activity of PrPC...
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Báo cáo khoa học: Characterization of sequence variations in human histone H1.2 and H1.4 subtypes pptx
... tail and the binding of H1.4 to chromatin, as arginine offers additional hydrogen-bonding abilities to DNA as compared to lysine Lysine 173 in H1.4 is situated in an SPKK motif, one of the known ... the binding of H1.2 to chromatin, may be affected A further nonsynonymous substitution prompted the replacement of lysine with arginine in the C-terminal tail (position 173) of histone H1.4 in ... concentration of solvent B was increased linearly from 15 to 23% during a time-period of 25 min, from 23 to 70% during a time-period of 45 and from 70 to 100% during a time-period of obtained from...
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Báo cáo sinh học: "Detection and characterization of translational research in cancer and cardiovascular medicine"Ơ docx
... by institutional structures, policy initiatives, or clinical concerns? Developments in cancer research in the 1990s, including rapid advances in understanding of cancer genetics and increasing ... in each set of specialty journals Here, instead of selecting and mapping some portion of the most specific links, we mapped only the links between the nearest nodes, as follows The strength of ... translational interface exists Circulation, however, the sole clinical mix journal in the set, maintains links to both the clinical domain and the molecular biology domain This journal plays a key role linking...
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báo cáo hóa học: " Dexamethasone diminishes the pro-inflammatory and cytotoxic effects of amyloid β-protein in cerebrovascular smooth muscle cells" docx
... anti-inflammatory drugs in the treatment of AD success in slowing disease progression has not been forthcoming in clinical trials [44] This lack of success may reflect intervention too late in ... striking accumulation of cellassociated AβPP [33,34] This consequence is mediated through its high-affinity binding to the cell surface Aβ fibrils via a domain in the amino terminal region of AβPP ... cell α actin, a consequence that was essentially prevented in the presence of dexamethasone (Figure 6) In contrast, neither indomethacin nor ibuprofen was capable of preventing loss of smooth...
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Báo cáo hóa học: " Genetic characterization of Measles Viruses in China, 2004" pptx
... [8,27-29] Since WPRO, including China, has recently initiated a program to eliminate measles in 2012, maybe a variety of genotypes will be detected in China as the intensity of the measles control ... the predominant cluster circulating in China in 2004 There were multiple lineages in each cluster These data reinforce the observation that multiple chains of transmission were present in areas ... surveillance data obtained in 16 provinces of China during 2004 The results confirmed that genotype H1 is the endemic genotype circulating in at least 16 provinces of China The virologic data...
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báo cáo hóa học:" Detection and characterization of translational research in cancer and cardiovascular medicine" potx
... by institutional structures, policy initiatives, or clinical concerns? Developments in cancer research in the 1990s, including rapid advances in understanding of cancer genetics and increasing ... in each set of specialty journals Here, instead of selecting and mapping some portion of the most specific links, we mapped only the links between the nearest nodes, as follows The strength of ... translational interface exists Circulation, however, the sole clinical mix journal in the set, maintains links to both the clinical domain and the molecular biology domain This journal plays a key role linking...
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Báo cáo hóa học: " Automatic Characterization of Myocardial Perfusion in Contrast Enhanced MRI" pptx
... at Electronic Engineering degree of the University of Pisa He is currently engaged in research on biomedical engineering at the Information Department, Faculty of Engineering of Pisa University ... programming at Biomedical Engineering Degree of Pisa University She is currently a Biomedical Engineering Researcher at the CNR Institute of Clinical Physiology of Pisa Her research activity is mainly ... Fellow of Foundation for Biomedical Research at the CNR Institute of Clinical Physiology of Pisa from 1987 to 1989 She received the Ph.D degree in biomedical engineering in 1993 from Engineering...
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Báo cáo khoa học: "characterization of phosphorus fractions in natural and fertilized forest soils" potx
... given in tables I and II The climate of the area is characterized by rainy autumn and spring, and hot, dry summers; some winters are also dry and dryness is intense during summers, principally in ... of SOM decreases when the C/N ratio increases Schneider [23] found for these forest soils that an increase of the rainfall causes a decrease of the quality of SOM as a consequence of decreasing ... 90 M.-B Turrión et al INTRODUCTION In natural ecosystems, amounts and chemical nature of soil organic P are mainly determined by a combination of the major soil-forming factors (time, parent...
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Báo cáo y học: "Regional characterization of energy metabolism in the brain of normal and MPTP-intoxicated mice using new markers of glucose and phosphate transport" doc
... PiT1-binding immunoadhesin generated by fusing the aminoterminal residues of the GALV (SEATO strain) Env, comprising the signal peptide, the RBD and the proline-rich region, to the rFc tag, herein, ... any PiT2 staining The arrow points at a characteristic stained nigral cell as shown in the inset (magnification x300) D: PiT2 immunostaining in the cerebellum of a normal mouse Purkinje cells ... PiT1 staining in the cortex of control mice; stained neurons are mostly detected in layer II/III These neurons are medium-sized with homogeneous cytoplasmic staining B: PiT1 immunostaining in the...
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báo cáo khoa học: " Identification and characterization of flowering genes in kiwifruit: sequence conservation and role in kiwifruit flower development" ppt
... Actinidia species differ significantly in their timing of budbreak, winter-chilling requirements, lengths and numbers of nodes per shoot, indicating a genetic control of shoot growth and flowering ... Expression profiles of Actinidia flowering genes in mature plant organs Real-time RT-PCR analysis of the Actinidia flowering genes in the root, stem internode, leaf, flower and fruit of two kiwifruit ... Page of 15 Figure Expression profiles of Actinidia flowering genes in normal and aberrant flowers Real-time RT-PCR analysis of the Actinidia flowering genes in the leaf and floral organs of A...
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báo cáo khoa học: " Characterization of bone repair in rat femur after treatment with calcium phosphate cement and autogenous bone graf" docx
... process of bone healing and remodeling, indicating return to normal of the ostectomized region (Magnification 40×) C, C + cavity, Occlusion of the roof of the ostectomized cavity, with integration of ... stored in 10% neutral buffered formalin The material included in paraffin was prepared with a microtome, following the femoral long axis Sections were stained with hematoxylin and eosin, and ... reviewed the role of biodegradable synthetic polymers in bone healing, showing their potential in many types of clinical applications The therapeutic potential of PGA/β-TCP was studied in a rat model...
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báo cáo khoa học: " A new model for the characterization of infection risk in gunshot injuries:Technology, principal consideration and clinical implementation" pptx
... were found 6.0-10.0 cm behind the point Page of of impact of the projectile on the gelatin block In this area, the gelatin blocks at which shots were fired with soft point bullets showed significantly ... The radiological examination of the infiltration depth of barium titanate particles within the ruptures of a temporary cavity in the gelatin block revealed a deposition of particles along the ... both types of projectiles examined In the case of the soft point projectile, there were no significant differences between the size of the temporary cavity and the infiltration depth of the barium...
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Báo cáo khoa học: " Characterization of transgene expression in adenoviral vector-based HIV-1 vaccine candidates" docx
... replicationincompetent adenovirus type HIV-1 clade B gag/pol/nef vaccine in healthy adults Clin Infect Dis 2008, 46:1769-81 Shiver JW, Emini EA: Recent advances in the development of HIV-1 vaccines using ... interval made using a direct detection approach with SDS-PAGE followed by silver staining: analysis of infected cell lysates revealed that the nef protein was more intense than the pol protein ... using replication-incompetent adenovirus vectors Annu Rev Med 2004, 55:355-72 Cuervo ML, et al.: Validation of a new alternative for determining in vitro potency in vaccines containing Hepatitis...
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