báo cáo khoa học: "The adsorption of biomolecules to multi-walled carbon nanotubes is influenced by both pulmonary surfactant lipids and surface chemistry" doc

... AccessThe adsorption of biomolecules to multi-walled carbon nanotubes is influenced by both pulmonary surfactant lipids and surface chemistryMichael Gasser1,2, Barbara Rothen-Rutishauser2, ... Technology,Laboratory for Materials Biology Interactions, St. Gallen, Switzerland.2Institute of Anatomy, Division of Histology, University of Bern, Bern, Switzerland.3Division Neonatology, Department of ... al: Protein binding by functionalized multiwalled carbon nanotubes is governed by the surface chemistry of both parties and thenanotube diameter. Journal of Physical Chemistry C 2008, 112:3300-3307.23....

Báo cáo khoa học: The propagation of hamster-adapted scrapie PrPSc can be enhanced by reduced pyridine nucleotide in vitro pdf

... in sheep and goats, and chronic wasting disease in deer and elk [1,2]. TSEsare caused by a proteinaceous infectious agent, termeda prion, which is considered to consist of a misfolded and aggregated ... into aPK-resistant isoform in the presence of NADPH. Aliquots of ScBH of SHa-263K were serially diluted into solutions of rSHaPrP or rHu-PrP, with ﬁnal ScBH dilutions of 10)3,10)4,10)5 and ... i.e.NADPH and NADH, promote PrPScpropagationin vitro.rSHaPrP could be converted into the PK-resistantisoform by addition of NADPH in PMCA To investigate whether NADPH helps native PrPSc to induce...

Báo cáo khoa học: The binding of IMP to Ribonuclease A pptx

... statistic Sc, which is used to quantify the shape complementarity of inter-faces and gives an idea of the ‘goodness of ﬁt’between two surfaces [33] is 0.73, 0.72, and 0.69 forthe association of ... molecules to the act-ive site, and 0.79 for the combined molecular surface of the three IMP molecules.The binding of AMP to RNase AIn comparison to IMP, AMP is a more potent inhi-bitor of RNase ... coordinates of IMP, is contoured at 1.0 rlevel, and the reﬁned structure of the inhibitor is shown in red,green and cyan for IMP molecules I, II, and III, respectively.IMP binding to ribonuclease...

Báo cáo khoa học: "THE CONTRIBUTION OF PARSING TO PROSODIC PHRASING IN AN EXPERIMENTAL TEXT-TO-SPEECH SYSTEM" doc

... modifier are complex and require the addition of costly mechanisms. The cost of adding adjunct/modifier distinctions is illustrated by the ambiguity that arises when both adjunct and modifier readings ... diminishes. (Dashes indicate the location of the boundary being discussed.) (6) The name of the character is not pronounced. (7) When this switch is off the name of the character is not ... location of major and minor phrase boundaries, the stress given to words, the transcription of words and the boundaries between them, the timing of segments, and details of the pitch contour....

Báo cáo khoa học: " The effects of ectomycorrhizal status on carbon dioxide assimilation capacity, water-use efficiency and response to transplanting in seedlings of Pseudotsuga menziesii (Mirb) Franco" docx

... transplanting is due to a non-stomatal mechanism, and v), the recovery of photosyn-thesis involves the regrowth of the external mycelium of mycorrhizas. These results are discussedfrom ... stimulating effect of L laccata on photosynthesis and water use efficiency is, at least partly, due to the improvement of phosphorus nutrition, iv), the photosynthesis reductionresulting ... roots - to be related to the capacity of this fungus to produce growth regulatorssuch as indole acetic acid (IAA). They sup-ported this assumption by the work of Eket...

báo cáo khoa học: " The effectiveness of strategies to change organisational culture to improve healthcare performance: a systematic review" ppt

... and the desirability and feasibility of strategies to be adopted have been called into question. The objective of this review was to determine theeffectiveness of strategies to change organisational ... evidenceabout this topic.BackgroundOrganisational culture is an anthropological metaphorused to inform research and consultancy and to explainorganisational environments [1]. Several definitions of organisational ... Knowl-edge (1970 to October 2009), Science Citation Index -Web of Knowledge (1970 to October 2009), ConferenceProceedings - Web of Knowledge (1970 to October2009), PsycINFO - Ovid (1806 to October Week...

Tài liệu Báo cáo khoa học: The Arabidopsis protein kinase Pto-interacting 1-4 is a common target of the oxidative signal-inducible 1 and mitogen-activated protein kinases docx

... witheither HIS-OXI1K45R(OXI1K45R) or HIS-PTI1-4 (PTI) in kinase buffer and [c-32P]-ATP. For (A) and (B) the top panel shows the kinaseassay visualized by autoradiography and the bottom panel ... K45R K45RHIS: - OXI - OXI PTIPTI OXI PTI OXI PTI72-55-lofMPK3GST: MPK3 MPK6 lofMPK6GST-MPK3 >HIS-OXI >HIS-PTI >< HIS-PTI< GST-MPK6< HIS-OXIGST:lof lof- MPK3 MPK6GST-MPKs.HIS:72-55-HIS-OXI1 ... were then detected by western blot analysis using an anti-HIS or an anti-GSTIgG. Figure 1C shows HIS-PTI1-4 and HIS-OXI1bound to GST-OXI1 and GST-PTI1-4, respectively,but not to GST alone. The...

Tài liệu Báo cáo khoa học: The occurrence of hemocyanin in Hexapoda docx

... an O2molecule by means of two Cu+ions, each of which is coordinated by three histidines in two distinct binding sites. Somehemocyanins assemble into large oligomers of up to 8 · 6 subunits ... of the stoneﬂy Perla mar-ginata [8]. This hemocyanin consists of two distinctsubunit types (PmaHc1 and PmaHc2) [8] and ortholo-gous sequences have been reported from the closelyrelated stoneﬂy ... ‘phylogenetic histories and stories’ (Insecta,Dictyoptera). Dtsch Entomol Z 48, 223–265.38 Davies WM (1927) On the tracheal system of Collembo-la, with special reference to that of Sminthurus viridis,Lubb....

Tài liệu Báo cáo khoa học: The effect of small molecules in modulating the chaperone activity of aB-crystallin against ordered and disordered protein aggregation pdf

... ability of aB-crystallin to reduce amyloidfibril formation by a-synucleinA53T. This result is sig-nificant due to the association of this type of proteinaggregation with disease. Lys-HCl and Gdn-HCl ... proceed via disorderedor ordered mechanisms: which mechanism predomi-nates is thought to be determined by a number of fac-tors, including the rate of unfolding, the amino acidsequence of the protein, ... shown that both aA- and aB-crystallin possess at least two bindingmodes, and that these are influenced by both externalfactors (e.g. changes in temperature and pH) and intrinsic factors (e.g....

Tài liệu Báo cáo khoa học: The sequentiallity of nucleosomes in the 30 nm chromatin ﬁbre pptx

... of nucleosomes and digestion of the DNA to mononucleosome size of samples con-sisting of a mixture of hepta-, octa- and nonanucleosomes and half the amount of hexa- and decanucleosomes (6- to ... stable and some of them donot survive the subsequent dialysis.Chromatin crosslinked with EDCThe water-soluble carbodiimide EDC has been used to crosslink H1-histone to itself and to core histones.Although ... Indeed, there is evidence that the tails of thesehistones follow the path of the linker DNA [5]. Theyare crosslinked ﬁrst to each other ﬁrst and subse-quently to the core histones [19]. The...

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