Now showing items 1-10 of 20
Purification and characterization of β-Fructosidase with inulinase activity from Aspergillus niger - 245
(Brazilian Archives of Biology and Technology, 1998-01-01) [Artigo]
Aspergillus niger - 245, isolado do solo mostrou boa atividade de β-frutosidase meio formulado com extrato de tubérculos de dahlia. A enzima foi purificada por precipitação em sulfato de amônia e percolada em colunas de ...
Correlação entre condições de saneamento básico e parasitoses intestinais na população de Assis, Estado de São Paulo
(Revista da Sociedade Brasileira de Medicina Tropical, 1999-10-01) [Artigo]
Foi estudada a distribuição dos enteroparasitos mais freqüentes na população de Assis, São Paulo, de 1990 a 1992. Foram analisados 18.366 exames oriundos de seis postos de atendimento sanitário (PAS): Vila Marialves, Vila ...
Production of fructooligosaccharides by the mycelia of Aspergillus japonicus immobilized in calcium alginate
(Bioresource Technology, 1998-07-01) [Artigo]
This work describes fructose oligosaccharide (FOS) production by the immobilized mycelia (IM) of a strain of Aspergillus japonicus, isolated from soil. The microorganism was inoculated into 50 mi of medium composed of sugar ...
Control of parasitic infections among school children in the peri-urban area of Botucatu, Sao Paulo, Brazil
(Revista da Sociedade Brasileira de Medicina Tropical, 1996-09-23) [Artigo]
The prevalence of intestinal parasitosis was investigated in a primary school located in Rubiao Junior, a peri-urban district of Botucatu, Sao Paulo state, Brazil, in order to assess the effect of treatment and practical ...
Effect of 3,4,4 '-trichlorocarbanilide on growth of lactic acid bacteria contaminants in alcoholic fermentation
(Bioresource Technology, 1998-01-01) [Artigo]
3,4,4'-trichlorocarbanilide (TCC) was rested as a new method of bacterial growth control for S. cerevisiae alcoholic fermentations of diluted high test molasses (HTM). Minimal inhibitory concentration (MIC) was tested to ...
Karyotype studies of some species of Dalechampia plum. (Euphorbiaceae)
(Botanical Journal of the Linnean Society, 1997-09-01) [Artigo]
Karyotype studies in eight species of Dalechampia, including 10 natural populations, revealed chromosome numbers (2n = 36, 46, 138 and 198) differing from two numbers cited in the literature (2n = 44 and 72). The basic ...
Seven new genera of the Neotropical Lauxaniidae (Diptera)
(Acta Zoologica Academiae Scientiarum Hungaricae, 1995-01-01) [Artigo]
Seven new genera of the Neotropical Lauxaniidae are described; all the type-species are also new and described here: Bacilloflagellomera gen. n. (type-species B. pectinicornis sp. n.), Baliopteridion gen. n. (type-species ...
Production of transgalactosylated oligosaccharides (TOS) by galactosyltransferase activity from Penicillium simplicissimum
(Bioresource Technology, 1999-11-01) [Artigo]
Ingestion of transgalactosylated oligosaccharides (TOS) and other non-digestible oligosaccharides (NDOs) induces a significant increase in Bifidobacterium, Lactobacillus and some desirable species of Streptococcus populations ...
Regulation of contextual conditioning by the median raphe nucleus
(Brain Research, 1998-04-20) [Artigo]
The median raphe nucleus (MRN) has been suggested as the origin of a behavioral inhibition system that projects to the septum and hippocampus. Electrical stimulation of this mesencephalic area causes behavioral and autonomic ...
Systematic review of Neotropical Lauxaniidae genera: Cephalella Malloch (Diptera, Schizophora)
(Revista Brasileira de Zoologia, 1999-03-01) [Artigo]
Cephalella Malloch, 1926, a monotypic Neotropical Lauxaniidae genus, characterized by the presence of long antennae and a prominently convex face, is reviewed. The range of C. fumipennis is amplied.