Báo cáo khoa học: "Maintenance of tracheal tube cuff pressure: where are the limits" ppt

... of secretions to the lower airways around the tracheal tube cuff. Commercially available high-volume low-pressure tracheal tubes such as those used in the study oftenform folds around the cuff, ... Leakage of fluid past the tracheal tube cuff in a benchtop model. Br JAnaesth 1997, 78:557-562.14. Dullenkopf A, Gerber A, Weiss M: Fluid leakage past tracheal tube cuffs: evaluation of the new ... device with the routine manual control of cuff inflation, however, showedno benefits in the prevention of VAP [12]. These findingssuggest that other factors than cuff inflation influence the microaspiration...

báo cáo sinh học:" Field Epidemiology Training Programmes in Africa - Where are the Graduates?" pptx

... 25-30% of the 2-year long programmemastering content through didactic classes. The underly-ing theme of the FETP model is that trainees ‘learn bydoing’, and therefore the remaind er of the time ... circulation of IDSR bulletins in Zimbabwe,Uganda, Kenya, the United Republic of Tanzania, andGhana is the function of FETP graduates working within the Epidemiology Units of the ministries of health.Disease ... 8:18http://www.human-resources-health.com/content/8/1/18Page 3 of 7and other developing regions of the world. On the otherhand, anecdotal evidence suggests that the majority of graduates of field epidemiolo gy training programmes(FETPs)inAfricastayontoworkintheirhomecoun-tries....

Tài liệu Báo cáo khoa học: Modulation of a-synuclein aggregation by dopamine in the presence of MPTP and its metabolite pptx

... 1B shows the patternseen after the development of the blot. With increasein time of incubation, the intensity of the band for the monomeric protein decreased, whereas the bands for the higher ... solu-tion of ThT and the ﬂuorescence intensity of the solu-tion was measured at 482 nm. Figure 4A shows the kinetics of aggregation of a-synuclein in the presence of 100 lm MPTP and the effect of 50 ... are of a-synuclein incubated alone (A), in the presence of 100 lM MPTP (B), in the presence of 200 lM MPTP (C), in the presence of 100 lM MPP+(D), in the presence of 200 lM MPP+(E), in the...

Tài liệu Báo cáo khoa học: Attenuation of cardiac mitochondrial dysfunction by melatonin in septic mice ppt

... sepsis,whereas aMT administration restored the ability of mitochondria to produce ATP in the former (Fig. 6).After the ATP production assay, the amount of AMPin the samples was less that 3% of the ... lgÆmL)1 of ATP. The absorbance of the samples was measured with a UV detec-tor at 254 nm, and the concentration of each nucleotide in the samples was calculated according to the peak area [70].ATP ... ni-trosation, of mitochondrial components indirectly [35]. The free radical pathways of ONOO– are mainly initi-ated secondary to the reaction of ONOO–with CO2,leading to the rapid formation of carbonate...

Tài liệu Báo cáo khoa học: "Types of Common-Sense Knowledge Needed for Recognizing Textual Entailment" ppt

... under these circumstances. Neverthe-less, considering the number of annotators and the uneven distribution of data points across the cate-gories (both of which tend to decrease κ), κ scores are ... createdproofs, or a step-by-step sketch of the inferences thatlead to a decision about entailment of the hypothesis.Figure 1 shows a sample RTE pair and (condensed)proof. Each line in the proof indicates ... months. Note that the proofs maynot be the only way of reasoning from the text to anentailment decision about the hypothesis, and thatalternative proofs might require different kinds of common-sense...

Báo cáo khoa học: Discovery of a eugenol oxidase from Rhodococcus sp. strain RHA1 ppt

... in the absence (C) or the presence (D) of 4 lM FAD incubated for 10 min. The charges of the different ion series are indicated. e, f, g, h, i andj correspond to the different species of the ... respectively. The pressure in the interface region wasadjusted to 8 mbar by reducing the pumping capacity of the rotary pump by closing the speedivalve. The structural model of EUGO was prepared using the ... ﬂavocytochrome. The high level of sequence similarity with VAOallowed modeling of EUGO. Comparison of the mode-led structure with the structure of VAO revealed that the active sites are remarkably...

Báo cáo khoa học: Coordination of three and four Cu(I) to the a- and b-domain of vertebrate Zn-metallothionein-1, respectively, induces signiﬁcant structural changes doc

... permitted the full sequence-speciﬁc assignments, the identiﬁcation of the spin systems and the assignment of 398 and 252 of the NOESY cross-peaks of the a- and b-domain,respectively. The comparison of ... (Fig. 7) where the segment 5–10 of the a-domain polypeptide backbone forms the ﬁrstlevel. The stretch 10–16 links the ﬁrst with the secondFig. 5. Superposition of the present family of 30 structures ... denaturing, whereas in the native MT-1, the presence of the other domain would help toaccommodate additional ions. We do not believe thatthis is very likely, however, because of the similarity of the...

Báo cáo khoa học: Activation of nematode G protein GOA-1 by the human muscarinic acetylcholine receptor M2 subtype Functional coupling of G-protein-coupled receptor and G protein originated from evolutionarily distant animals doc

... indicating that the side effect of the acti-vation of GAR-3 is limited. Furthermore, the pheno-type of gar-3 loss -of- function mutants is almost wild-type with the exception of a faster pharyngeal ... Gao[31,32]. The ﬁve regions of the Ga-subunit involved in receptor recognition are the a2 helix, the b6 ⁄ a5 loop, the a5 helix and the N- and C- extreme termini [31]. In addition, the a4helix ... identical tothat of Gao. Although the similarity of the aA–aEregion and the region upstream of a4 was relativelylow, the N-terminal region (aN–a1), the aF–aG regionand the C-terminal region...

Báo cáo khoa học: "Language of Vandalism: Improving Wikipedia Vandalism Detection via Stylometric Analysis" ppt

... document, compare the proba-bility of the edit determined by CvandalandCregular, where the parser with the higher scoredetermines the class of the edit.We use the PCFG implementation of Klein ... the test set, we com-pute the probability of each modiﬁed sentence forCvandaland Cregularand generate the statistics for the features described in 3.4. We compare the per-formance of the ... the mean log-likelihood score, the difference in the standard deviation of the mean log-likelihood scoreand the difference in the sum of the log-likelihoodscores.3.5 Choice of ClassiﬁerWe use Weka’s...

Báo cáo khoa học: Use of lithium and SB-415286 to explore the role of glycogen synthase kinase-3 in the regulation of glucose transport and glycogen synthase pdf

... determinant of GS activity.Whilst there is considerable evidence implicating GSK3in the regulation of glycogen metabolism there are conﬂicting reports in the literature as to whether the kinasealso ... establish the importance of GSK3 in the acute regulation of glucose transport in terms of itsregulatory control of GS in muscle and fat cells we haveinvestigated the effects of Li and the anilinomaleimide, ... MAPkinase.One of the major physiological effects of insulin is topromote the uptake, metabolism and storage of glucose inadipose tissue and skeletal muscle [1]. The hormonalregulation of these cellular...

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