[PDF] Top 20 An. Acad. Bras. Ciênc. - vol.77 número1

... is determined by the specific question being framed within the research regardless of the number of foci being considered. In the present study our interest lies in the single unambiguous question ‘‘Is there a difference ... See full document

... As an additional appealing feature, some gram-positive bacterial species used as live carrier of vaccine antigens also display a pro- biotic action and, therefore, may play a dual role on the treatment and ... See full document

... Among the interesting features of this crest is the presence of several shallow channels (Figs. 3-4). On the right lateral side there is one central channel that runs sub parallel to the ventral border of the skull. ... See full document

... about the world must be affirmed against other explanations or forms of knowledge while drawing on the social strength of scientists and symbolic effectiveness of their rhetorical strategies. The social position of ... 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

... Air temperature greatly influences the seed physiological quality and germinative behavior (Daws et al. 2004, 2006, Lamarca et al. 2011). However, for E. pyriformis seeds, the air temperature influence represented by GDD ... See full document

... Therefore, we consider the shared characteristics to be morphological convergences due to their similar habitat use, and we include the new species putatively in the genus Tmesiphante[r] ... See full document

... age. An absence of any effect of AA was also found by Zanoni et ...by an increase in the cellular profile, when age related loss takes place (as observed in non-supplemented animals), the return of the mean ... See full document

... made to a factor range of 100 to 175 times. The control treatment with no dye effluent addition was represented as normal BBM. The microalga was acclimated to the BBM using semi-continuous batch system. When the ... 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

... 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

... The majority of the antibiotics are prescribed for ENT infections with a presumed viral etiology. Acute tonsillitis, where viruses like adenovirus, Epstein-Barr virus or influenza viruses are implicated, is treated ... See full document

... Buds in pre-anthesis were arranged facing the inflorescence base while flowers were well open towards their apex. Anthesis was asynchronous in distinct points on the inflorescence circumference and started at 05:00h when ... See full document

... for an ovoid-spheroid: V = 4/3π (L/2) (W/2) 2 , where “L” is the length and “W” the width of a given prey item (Dunham ...obtained an importance index (I x ) through the mean of number, volume, and ... See full document

... One indicator is the so-called h-index (Hirsch 2005), whose precise definition and formula are not relevant at the moment, but that, in short, is a number that reflects two things: production in terms of the number of ... See full document

... This paper establishes a systematic methodology for calculating macroscale transport properties of hydrogel-colloid composites based on earlier microscale analysis in the literature (Hill 2006c, b). These macroscale ... See full document

... After drying, a hand magnet is used to remove highly magnetic minerals such as magnetite and ilmenite from the Caneca 1 concentrate. Another magnetic sep- aration takes place by means of an Isodynamic Frantz (Fig. ... See full document

... The potential solution should be solved numerically for each gap distance r. This potential could be computed from solving numerically an one dimensional Poisson-Boltzmann problem, with, for exemple, a collocation ... See full document

... Hydrated smectite clays such as montmorillonite are lamellar mineral crystals composed of charged layers separated by an aqueous solution. They exhibit special features towards hydration and ion fixation ... See full document

... Similar to Bixa orellana L. (Gomes and Bruno 1992) and Sebastiania commersoniana Braill. & Downs (Santos and Aguiar 2000), C. urucurana seeds germinated better when exposed to an alternating temperature ... See full document