2%, 41.7%, and 4.1%, respectively. Conclusions: The mean SBH is the highest in the area of the anterior border of the sinus; it declines significantly toward the posterior maxilla, reaches its minimum in the area of the first molar, and increases again significantly in the second molar region. From a clinical point of view, the lateral window technique of sinus elevation remains the dominant augmentative procedure in the molar area, whereas in the premolar area, less invasive alternative methods may be more appropriate. INT J ORAL MAXILLOFAC IMPLANTS 2012;27:48-54″
“(Leaf functional traits in sun and shade leaves of gallery forest trees in Distrito Federal, Brazil). Gallery forest is a forest formation that covers
about 10% of the cerrado biome and represents
about 1/3 of cerrado tree diversity in Brazil. Recent studies demonstrate the importance of gallery forest in central AZD6094 molecular weight regions of Brazil, but little is known about the physiology and plasticity of gallery forest species in relation to environmental variability, particularly in terms of light availability. In this study we compared in situ physiological and nutritional aspects of shade and sun leaves, in ten tree species commonly found in gallery forests. Relative to shade leaves, Selleckchem PD98059 sun leaves had higher values of CO(2) assimilation rates on an area basis (A(area)), of stomatal conductance (gs), of quantum yield of Photosystem II (Phi(PSII)); and a larger fraction of PSII centers in the open state (q(L)), while shade leaves showed higher specific leaf area However, shade and sun leaves did not differ in terms of leaf water potential. CO(2) assimilation on a mass basis and in leaf concentrations
of macronutrients. Phi(PSII) and gs were the main factors that influenced A(area) sun leaves, while only Phi(PSII) significantly affected A(area) shade leaves. The differences found here demonstrate that, like in other forest formations worldwide, gallery forest trees are able to acclimate to contrasting irradiance levels that typically occur in this type of environment.”
“Aim: To examine the electrophysiological effects of sophocarpine on action potentials (AP) and ionic currents of cardiac myocytes and to compare some of these effects with those of amiodarone.\n\nMethods: selleckchem Langendorff perfusion set-up was used in isolated guinea pig heart, and responses to sophocarpine were monitored using electrocardiograph. Conventional microelectrode, voltage clamp technique and perforated patch were employed to record fast response AP (fAP), slow response AP (sAP) and ionic currents in guinea pig papillary muscle or rabbit sinus node cells.\n\nResults: Tachyarrhythmia produced by isoprenaline (15 mu mol/L) could be reversed by sophocarpine (300 mu mol/L). Sophocarpine (10 mu mol/L) decreased the amplitude by 4.0%, maximal depolarization velocity (V(max)) of the fAP by 24.4%, and Na(+) current (I(Na)) by 18.0%, while it prolonged the effective refractory period (ERP) by 21.1%.