[PDF] Top 20 An. Acad. Bras. Ciênc. - vol.88 número3  suppl.

... To determine whether there was a significant difference in the body size between the adult males and females, the SVL measurements were compared using analysis of variance (ANOVA). To test the existence of seasonality in ... See full document

... This study evaluated the phytochemical profile and acute toxicity and citoxicity of Ethanolic Extract of Spondias tuberosa Arruda Bark (EEStb) in hematological, biochemical[r] ... See full document

... Mammalian coloring is almost entirely the result of presence or absence of the pigment melanin in the skin, hair and eyes. Albinism is the term applied to the group of genetically determined disorders of the melanin ... See full document

... The mannan oligosaccharide (MOS) is an oligosaccharide characterized as a carbohydrate complex derived from glucomannan proteins of yeast wall (Abraham and Beachey 1985). Other oligosaccharides have been used as ... See full document

... (Azhar et al. 2004). In this study, the extracts of cvs. Larrañaga and São Gabriel significantly (p<0.05) inhibited the mycelia growth, at least in one of the fungi tested, indicating the importance of evaluating ... See full document

... (Kacelnick 1984, Jones 1987), bees that carry pollen to the colony (Schmid-Hempel 1986), hunting-wasps that store prey in their nests (Araújo and Gonzaga 2007) and leaf-cutting ants that carry leaf fragments (Burd 2000) ... See full document

... capsule. An aliquot of this homogenized mixture of spores and water was collected using a Pasteur pipette and added to a Neubauer counting ...and an ocular micrometer we randomly measured the largest ... See full document

... The reproductive morphology of cetaceans is poorly studied and, despite the large number of strandings, reports on this subject are scarce due to access to carcasses mostly in an advanced state of decomposition. ... See full document

... Therefore, cortical and medullar lymphocytes, although all being T-cells, have some major differences in their functional and maturational status. First, these two populations have different expression of TCR co-receptor ... See full document

... In conclusion, we raised important aspects that will deepen our understanding regarding the mechanisms affecting leaf water enrichment and the diversity of ecophysiological behaviors in restinga plants. We demonstrated ... See full document

... is an urgent need to establish georeferenced baseline maps of plant and soil microbial distribution in order to evaluate future compositional changes through the ... See full document

... Chagas’ disease or American trypanosomiasis caused by the protozoan flagellate T. cruzi, is an important public health problem in Latin America, affecting millions of people annually (Sanchez- Burgos et al. 2003). ... See full document

... Richness and diversity were significantly different at sites C and D compared to the other environments. Several site characteristics contributed to this dissimilarity, particularly the high levels of nutrients (nitrogen ... See full document

... the organic and reductive phases also occurred, while the carbonatic phase occurred in the speciation of Mn in less proportion, except in station 1, which showed a percentage of almost 20%. Great parts of manganese occur ... See full document

... Since phytotoxin production is one of the mech- anisms by which rhizobacteria act against plants (Al- strom and Burns 1989, Loper and Schroth 1986), in a preliminary work crude metabolites from some rhizo- bacteria were ... See full document

... The averages for the content of diastase index do not differ (P>0.05) between the two groups. The aver- age of the diastase index in non-organic honey was 29.76 (Gothe scale) to an interval from 16.31 to 38.83, ... See full document

... The “Klason”-lignin content in the samples varied between 19.8% and 25.8%. In the heartwood samples, the lignin content was higher than in the sapwood. The higher content of “Klason”-lignin in the heartwood might be ... See full document

... to metabolic processes, initiation and promotion of can- cer and tissue injury by free radicals, which has induced the intake of antioxidant products as chemical factors that prevent the onset of diseases (Núñez-Sellés ... See full document

... authors an efficient way to extract metal species present in different types of samples and constitute an environmentally friendly technique (Luque-Garcia and Castro 2003, Magalhães et ... See full document

... 25922), respectively. A suspension of the tested mi- croorganism (0.5 of MacFarland Scale) was spread on Petri plates with Mueller Hinton agar (Difco Laborato- ries). A 2 mm hole diameter was opened on the surface of ... See full document