[PDF] Top 20 An. Acad. Bras. Ciênc. - vol.88 número2

... and Amazonia (Makalata) recorded together for the first time (Table I). Similarly, some fossil didelphids of Gruta dos Moura are associated with open and deciduous forest areas and others with humid forest (Villa Nova et ... See full document

... of an infinite number of oscillators (degrees of freedom) is not manda- tory for the emergence of ...present an aperiodic behavior, though converging to a limited subspace named ... See full document

... Therefore, the present study aims to characterize the oils extracted from seeds of Hamlin, Natal, Pera-rio and Valencia orange varieties (Citrus sinensis), as to the levels of total ca[r] ... See full document

... In contrast to membrane permeable vital dyes, an- other commonly used class of colourimetric or fluor- escent compounds is predominantly excluded by intact cellular membranes. These non-vital dyes preferentially ... See full document

... Red blood cell (RBC) transfusions have become an important tool in veterinary critical care and emergency medicine (Weingart et al. 2004). A strict transfusion policy, with the use of blood typing and crossmatch- ... See full document

... The role of serpins in schistosomiasis was last reviewed 14 years ago (Modha et al. 1996). Although there are caveats and limitations to using of the RCL sequence as an accurate predictor of protease specificity, ... See full document

... High contents of oil predominate in Vochysiaceae seeds, reaching up to 32% in V. pyramidalis, sample 52 (Table I). Contents of many samples analyzed are higher than those of soybean (12-24%), sunflower (22- 36%), cotton ... See full document

... using an automated Risø TL system model TL DA-12 (Bøt- ter-Jensen and Duller 1992); this TL-reader is provided with an EMI 9635 QA photomultiplier, and the emission was observed through a blue filter ... See full document

... We collected adults emerged from each tray until the full emergence, at intervals of five days, using an adapted vacuum cleaner, and weighed the total of insect/tray on a scale in order to estimate the feasibility ... See full document

... Observed by SEM (Fig. 2) the spores are verrucate-tuberculate on the proximal face. Single or fused ridges are seen on the distal face. On ridge surfaces, the micro-ornamentation is verrucate-tuberculate, similar to that ... See full document

... coleoptiles, followed by the primary root, which is ephemeral. The rhizome originates from the mesocotyl and it promotes the vascular connection between the roots, leaves and scapes. The continuity of the tissues is ... See full document

... In shade plants, the water parenchyma has seven to nine layers of isodiametric and dorso-ventrally elongated cells in the base and in the middle of the leaves; and fi ve to seven laye[r] ... See full document

... in an established area and volume of a tissue, we have to develop special tools, such as, “d” calibration of a system (Weibel 1979) “forbidden line” to avoid overestimation of particles in a specific area ... See full document

... ically stable, ACTH-responsive, steroid-secreting, clonal cell line that expresses high levels of ACTH- Receptors, closely mimicking fasciculate cells from the normal adrenal cortex. Y1, along of the last forty years, ... See full document

... Regarding the Holocene evolution of the coastal plain, the deposition started with the formation of a bar- rier-island/lagoon system that reached its final position around approximately 5600 cal yr BP. At that time, the ... See full document

... The Arrozal Granite (AG) is an elongated body, with magmatic foliation in its central part and solid-state de- formation at the border. The magmatic fabric includes alignment of K-feldspar and biotite. In general, ... See full document

... The study was in accordance with the “Principles of la- boratory animal care” (NIH publication No. 85-23, re- vised 1985), and was approved by the Institution’s An- imal Care and Use Committee. Experiments were ... See full document

... Plate II – Megaspores of I. sehnemii as seen with LM – Figure 9 – Section of the megaspore. The distal ornamentation (lower part of the photograph) consists of the highest structural elements of the silica cover (Si), ... See full document

... Copepods from the genus Acartia play an important role in the food webs of estuaries in both tropical and sub- tropical areas (Björnberg 1981, Mauchline 1998). Gen- erally, they show the higher biomass values in ... See full document

... collected and the solvent evaporated under reduced pressure. The lipid fraction was dried to constant weight in an oven at 60°C. Total lipids was also quantified according to the methodology of Bligh and Dyer ... See full document