báo cáo khoa học: " Changes in time-use and drug use by young adults in poor neighbourhoods of Greater Buenos Aires, Argentina, after the political transitions of 2001-2002: Results of a survey" potx

... of Greater Buenos Aires, Argentina, after the political transitions of 2001-2002: Results of a surveyDiana Rossi1*, Dhan Zunino Singh1, Mar a P a Pawlowicz1, Graciela Touzé1, Melissa ... of substances they used and their routes of administration. These included the age of first use, and data on frequency of u se “ever” and for last 3 months,for: cannabis, intranasal cocaine, non-prescription ... recruited.Sample and Data Collection The sample consisted of young adults 21-35 years of age (in Argentina, the legal age of adulthood began at 21 at the time the st udy was developed). T wo categories...

Báo cáo khoa học: Human-blind probes and primers for dengue virus identiﬁcation Exhaustive analysis of subsequences present in the human and 83 dengue genome sequences doc

... to each serotype of the virus (present in all strains of the serotype), and (d) unique to each individual viral strain’s genome(present in the strain and absent from all otherstrains). The results ... is in order to determine whe-ther it is, in fact, the optimal solution. For instance, a par-ticular set may exceed the minimum values required of a, b and c and, in fact, have values A, B and ... encephalitis, and dengue fever. One ormore of the four serotypes of the dengue virus areendemic in many parts of the world, including all of south-east Asia, parts of Africa, and Southern and Central...

Báo cáo khoa học: "SVM Model Tampering and Anchored Learning: A Case Study in Hebrew NP Chunking" pdf

... task deﬁnitionto the nature of a different language, and (3) adapt-ing the algorithm to the new language. This paperpresents a case study in the adaptation of a wellknown task to a language ... hand, and this is the key insight, re-moving features after training is not the same as re-moving them before training. The presence of the low-relevance features during training has an impacton ... αi, and a constant b. The SupportVectors are a subset of the training vectors, and to-gether with the weights and b they deﬁne a hyper-plane that optimally separates the training samples.The...

Báo cáo khoa học: "Modelling canopy growth and steady-state leaf area index in an aspen stan" pptx

... study, was calculated as the sum of P. tremula and B. pendula leaf areas. The total canopy clumping index was calculated using the measured diffuse site factor below the overstory and the measured ... understand the formation of canopy LAI.Thinning or pruning in the canopy temporarily changes the number of branch units in the canopy and may affectclumping, and consequently alter the time ... werecollected and the total leaf area of the shoot was deter-mined. The ellipsoidal parameter of every shoot was cal-culated as:(17)where SVis the vertical projected area of the shoot and SHaverage...

báo cáo khoa học: " Erwinia carotovora elicitors and Botrytis cinerea activate defense responses in Physcomitrella patens" pdf

... Tarja Kariola and Anne Tuikkala for their generous gift of GFP-tagged E.c. carotovora strain. We thank E. Tapio Palva for the E.c. carotovora strains and Luiz Diaz for the B. cinerea iso-late. ... changes and green chloroplasts were evident atleast 6 days after treatment (data not shown). After an apparent initial contact of B. cinerea hyphae withindividual cells within the leaf, plant ... Physcomitrella after CF treatment and B. cinerea inoculationFigure 5Accumulation of autofluorescent compounds in Phys-comitrella after CF treatment and B. cinerea inocula-tion. Examination of UV-stimulated...

Báo cáo khoa học: " Early decompressive craniectomy and duraplasty for refractory intracranial hypertension in children: results of a pilot study" ppsx

... fixation of the bone flap and a lack of revascularization with subsequentpartial necrosis. The shunt was removed 3 months after trauma and the bony defect was covered by an autologouscalvarial ... management and ventilation as wellas analgosedation were evaluated and optimized in order tolower the ICP. In each case of an unexpected and sustainedelevation of ICP, a current CT scan was ... prevention of secondarybrain injury is the mainstay of intensive care treatment in pedi-atric severe head injury. Diffuse brain swelling and multiplecerebral contusions are the most common cause of...

Báo cáo khoa học: "Cutaneous vascular reactivity and flow motion response to vasopressin in advanced vasodilatory shock and severe postoperative multiple organ dysfunction syndrome" pot

... by measurement in a motility standard fluid (Perimed). The elec-trode was placed on the volar aspect of the forearm and held in place by a thin transparent silicon rubber patch. This patchremained in the ... supply in skin.These findings are in striking contrast to the results of a phys-iologic animal experiment, in whihc the effects of AVP on the microcirculation were analyzed in the skinfold of healthy ... receiving a bolus injection of terlipressin. In contrast to the first casereport and our findings, a dramatic decrease in small vesselnumbers and, ultimately, a complete standstill in sublingualcapillary...

Tài liệu Báo cáo khoa học: Changes in purine speciﬁcity in tandem GAF chimeras from cyanobacterial cyaB1 adenylate cyclase and rat phosphodiesterase 2 pptx

... narrow regions in the cyaB1 and rPDE2 tandem GAF domains that dis-criminate between the adenine and guanine of cAMP and cGMP as primary ligands.Previous experiments investigating cGMP binding ... cyanobacterial tandem GAF domains, and cAMP binding results in stimulation of the C-terminal catalytic domain [7–9].To date, two tandem GAF domains have been struc-turally elucidated. The mouse ... changes in the b1–b3 region.Because in the tandem GAF domain of cyaB2 cAMPis bound by both subdomains, we used the tandemGAF domain of cyaB1 in which only GAF B appearsto mediate signalling to investigate...

Tài liệu Báo cáo khoa học: Changes in rat liver mitochondria with aging Lon protease-like activity and N e-carboxymethyllysine accumulation in the matrix doc

... Mitochondria preparations were free of contamination and both sets exhibited similar purity.ATP-stimulated protease activity in aging rats Results obtained by use of acid phosphatase determination in ... damagedprotein and/ or a decrease in the amount of this protein in the matrix. We have not detected any signiﬁcant modiﬁca-tion in the amount of this protein in the matrix. We canconclude that the decrease ... accumulation of these altered proteins.Besides these damaged proteins, we reported a largedecrease in the activity of a matrix enzyme, the Lonprotease, which normally plays a key role in maintainingmitochondrial...

BÁO CÁO KHOA HỌC " Changes in microbial and postharvest quality of shiitake mushroom (Lentinus edodes) treated with chitosan–glucose complex coating under cold storage " pptx

... antimi-crobial activity to chitosan in coating shiitake mushrooms duringstorage. Therefore, microbial degradation resulting in changes suchas browning and softening was clearly delayed in CGC-coatedsamples.3.6. ... for30 min and a fan generating low-speed air was used to hasten dry-ing. Then a tissue paper was used to absorb excess solution from the surface. The treated samples were placed and sealed in 18 ... changes in the ascorbic acid and soluble solids con-centration. Sensory evaluation proved the efﬁcacy of CGC coating by maintaining the overall quality of shiitake mushroom during the storage period....

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