[PDF] Top 20 An. Acad. Bras. Ciênc. - vol.82 número1

... The accuracy of hydrodynamic descriptions can be checked by comparing their predictions to the re- sults obtained from molecular dynamics (Marry and Turq 2003, Dufrêche et al. 2005b). Some of the re- sults are given in ... See full document

... needs an accurate description of rapid potential variations inside double layers, which can be computationally ...is an useful and necessary ...developping an alternative theoretical approximation ... See full document

... of an accompanying pressure gradient, the large, positive electric field would drive electroosmotic flow in the direction of the bulk concentration gradient (from left to ... See full document

... The low fruit set following autopollination and hand self-pollination observed to B. cydoniifolia was also reported to other seven Byrsonima species (Barros 1992) and total self-incompatibility in B. chrysophylla ... See full document

... provide an appropriate amount of food and energy (Boquimpani-Freitas et ...being an important volumetric contribution to the diet of medium-sized frogs (Van Sluys et ... See full document

... production as biomarkers were negatively affected by high indigo dye effluent concentration, their levels were higher at low effluent concentrations (p <0.05). Changes in coenobia size significantly correlated with ... See full document

... and Rehan (2003) documented that the average number of drugs per prescription was as high as three drugs. The average number of drugs is an important indicator to assess rational practice in drug prescribing. The ... See full document

... Anthesis lasts approximately four days, starting usually at 5 p.m., but some flowers open at other times of the day. Anther dehiscence occurs already in the pre-anthesis bud; some pollen grains are attached to the ... See full document

... was an active search for including the highest possible number of smokers in this study aiming at performing genetic ...to an underrepresentation of non- smokers in the ... See full document

... However, in spite of all the disadvantages, the ID-TIMS method occupies important analytical niches (Basei et al. 1995, Passarelli et al. 2009), owing to relatively higher precision in measurement of isotopic ratios, ... See full document

... After these were completed, 5 mL of blood was collected from the patient, early in the morning, after an overnight fast of at least 8 hours, and stored in a polypropylene tube protected from light. Then 3 mL of ... See full document

... is an important factor to consider for the successful use of these species in the field, since unfertilized eggs produce male individuals (Pratissoli et ... See full document

... Some mechanisms have been proposed to explain how bradykinin interferes in the glucose metabolism. Studies have reported that bradykinin enhances the tyrosine phosphorylation of IRS-1 and thus improves the binding ... See full document

... as an inch-thick transverse section, does not show this feature, and thus cannot be confidently referred to this ...representing an animal with a wingspan up to 7 ... See full document

... The experiment was carried out at the Department of Animal Science at the Universidade Federal de Viçosa, located in the municipality of Viçosa-MG, Brazil. Viçosa is situated at 20° and 45’ latitude south, 42° and 51’ ... See full document

... was an increase in neuronal cellular profile with age and that the ganglionic arrangement was maintained, although with visible spaces between the cellular bodies of different sizes in the ganglia of 348 and ... See full document

... The observed reductions in seed viability after storage at room temperature may be the result of increased seed respiratory activity, with subsequent reductions of germinative quality as a consequence of an ... See full document

... An additional piece of information may shed some light on the situation. Of the 102 most qualified Brazilian academic economists, 71% obtained their PhD in the US or Europe (mostly in UK). This is well above the ... See full document

... Until the 1960s, the separation between basic and applied research was a dominant idea in the scientific and technological policy and the views of science among governments, communities of scientists, and mass media. The ... See full document

... Our results (Table II) indicate that the number of females that were developed through seven instars (19.149%) was much higher than males (6.015%), an aspect still unexplored for representatives of Noctuidae. ... See full document