Báo cáo khoa học: " Uneven distribution of ventilation in acute respiratory distress syndrome" docx

... ventilation in thedependent parts of the lungs [14]. The lung injury is unevenlydistributed in ARDS [15], which causes an uneven distribution of ventilation including overdistension of non-dependentregions. ... concentration was contin-uously plotted during 30 s of ventilation at a frequency of 20breaths per minute (Fig. 1). Allowing for the tubing dead space(101 ml in the subjects, 107 ml in the patients), ... was present only in one patient(no. 13). Clinical data are given in Table 1. Twenty healthy non-smoking students independent of the investigating institutionswere enrolled and interviewed to...

Báo cáo y học: " Surfactant disaturated-phosphatidylcholine kinetics in acute respiratory distress syndrome by stable isotopes and a two compartment model" potx

... Comprehensive kinetics of thy-roxine (T4) distribution and metabolism in blood and tissuepools of the rat from only 6 blood samples: dominance of large, slowly exchainging tissue pool. Endocrinology ... written,informed consent was obtained. After intubation with acuffed tube, all patients received into the trachea 20 ml of normal saline containing 7.5 mg of 13C-dipalmitoyl-phosphatidylcholine ... M: Comprehensivekinetics of triiodothyronine (T3) production distribution andmetabolism in blood and tissue pools of the rat using opti-mised blood sampling protocol. Endocrinology 1982,110:198-213.43....

Báo cáo y học: " Positive end-expiratory pressure in acute respiratory distress syndrome – an old yet mysterious too" pps

... forpatients with acute lung injury or ARDS [7] increasinglyrecommend fairly high levels of PEEP. In view of this, anydata that may improve our understanding of the benefits anddangers of PEEP are ... Calzia and RadermacherThe introduction of positive end-expiratory pressure (PEEP)into the practice of mechanical ventilation in patients with acute respiratory distress syndrome (ARDS) [1] was amongthe ... important. In this issue of Critical Care, Bruhn and colleagues [8] reportthe effects of PEEP on adequacy of gastric mucosalperfusion in ARDS patients. Their clinical data are interestingand...

Báo cáo y học: "Positive end-expiratory pressure in acute respiratory distress syndrome: should the ‘open lung strategy’ be replaced by a ‘protective lung strategy" pot

... essentiallyresults from tidal opening and closing of distal lung units(shear–stress). High PEEP appears ‘protective’ against VILI. In oleic-acid-induced and endotoxin-induced lung injuries,distal lung ... mortality [9]. Interestingly, threearticles in the early 2000s had questioned the validity of classical concepts [10-12], warning against the indiscrimi-nate administration of high PEEP to every ... isobtained at the expense of significant hyperinflation of anormally aerated lung [1]. This finding indirectly confirms thatalveolar recruitment does not correspond to the ‘pop up of collapsed...

Báo cáo y học: "Pressure-dependent stress relaxation in acute respiratory distress syndrome and healthy lungs: an investigation based on a viscoelastic model" pps

... steps of 100 mL is in all like-lihood delivered to a smaller amount of lung tissue in ARDSthan in normal controls. This aggravates the interpretation of our findings from a physiological point of ... for acute lung injury and the acute respiratory distress syndrome. N Engl J Med 2000, 342:1301-1308.5. Stenqvist O, Odenstedt H, Lundin S: Dynamic respiratory mechanics in acute lung injury /acute ... in the conventional two-point analysis [37-39]. Therefore, we excluded data corre-sponding to that time interval from the fitting and included,instead, the loading interval during volume inflation...

Báo cáo khoa học: "Concept Unification of Terms in Different Languages for IR" docx

... Proc. of COLING . Kim, S H. et al 1994. Development of the Test Set for Testing Automatic Indexing. In Proc. of the 22nd KISS Spring Conference. (in Korean). Lee, J, H. and Ahn, J. S 1996. Using ... Retrieval. In Proc. of SIGIR. Lee, J. S 2004. Automatic Extraction of Translation Phrase Enclosed within Parentheses using Bilin-gual Alignment Method. In Proc. of the 5th China-Korea Joint Symposium ... Because of the agglutinative nature of the Chinese and Korean languages, we should group the words in the lo-cal language into proper units as translation can-didates, instead of treating each individual...

Báo cáo khoa học: "Nondrug costs of therapy in acute care – are they important" ppsx

... doubt that spending within any area of health care,including the ICU, has limitations. This is well illustrated by therecent introduction of drotrecogin alfa (activated) in severesepsis [2]. ... [3,4]. In contrast are the findings of a study thataddressed the use of respirators to prevent acquisition of tuberculosis by hospital workers [5]. It showed that with use of a simple mask, costing ... Theadditional costs of administration may be up to 53% of thedaily costs of antibiotic therapy. There is no reason to doubtthe results of this detailed study, which included accuratemeasurement of costs.A...

Báo cáo khoa học: "Regional distribution of acoustic-based lung vibration as a function of mechanical ventilation mode" docx

... betweeninspiration and expiration within the same cycle.- The area of rapidly increasing vibration from baseline indi-cates inspiration.2. To correctly identify inspiration within a respiratory ... data reveal similar results in ICU patients by means of adifferent novel technique of imaging, featuring distribution of vibration as a surrogate of flow. VRI offers information at thebedside ... changing frequency(no changes in inspiratory flow with changes in inspiratorymuscle activity). In PS and PC, increased diaphragm activityincreases flow. Among the types of mechanical ventilation breaths...

Tài liệu Báo cáo khoa học: Polarized distribution of inducible nitric oxide synthase regulates activity in intestinal epithelial cells pdf

... local-ization of iNOS to apical domains of intestinal epithe-lial cells.Particulate fraction association of iNOS in vivo In order to determine the distribution of iNOS in intestinal epithelial cells in ... enrichment in iNOS activitywithin the particulate fraction of epithelial cells.Apical distribution of iNOS in intestinal epithelialcellsTo get more insight into the localization of iNOS in intestinal ... distribution of iNOS protein andactivity in vitroThe distribution of iNOS protein in the cytosol andparticulate fraction was examined in DLD-1 cellsexposed to cytokines. To determine the partitioning...

Báo cáo khoa học: Equilibrium distribution of skeletal actin–tropomyosin– troponin states, determined by pyrene–tropomyosin ﬂuorescence potx

... tropomyosinand actin, the IANBD probe retained its typicalresponses to changes in Ca2+and S1 binding (Fig. 6).Fitting binding curves to obtain binding parametersis difﬁcult in the case of Ca2+because ... the measuredeffects of Ca2+on binding in the presence of ATP[35,36], equilibrium binding in the presence of ADP[16], binding kinetics [15,37] and the general features of ATPase activities ... state.Increasing concentrations of free S1–ADP results in aco-operative binding curve, indicating a transitionfrom a lower afﬁnity to a higher afﬁnity state of actin–tropomyosin–troponin. This...

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