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Mostrando ítems 6691-6700 de 18166
Polissacarídeos de parede celular fúngica: purificação e caracterização
(2009-01-01)
The cell wall is a rigid structure essential for the survival of fungi. A knowledge of its composition is therefore useful for the development of novel anti-fungal drugs. In this context, polysaccharides as main components ...
Qualidade fisiológica e sanitária de sementes de feijoeiro (Phaseolus vulgaris L.) provenientes do estado de Goiás
(2008-01-01)
The common beans (Phaseolus vulgaris L.) is a fabacea sufficiently spread out in all domestic territory. However, the quality of its seeds represents one of the main causes of low productivity in the beans farmings in ...
Cytotoxicity and genotoxicity of Agaricus blazei methanolic extract fractions assessed using gene and chromosomal mutation assays
(Sociedade Brasileira de Genética, 2008-01-01)
Functional food investigations have demonstrated the presence of substances that could be beneficial to human health when consumed. However, the toxic effects of some substances contained in foods have been determined. ...
EVOLUTION OF ADENINE CLUSTERING IN 5S RIBOSOMAL-RNA
(Tubingen Univ Press Attempto Verlag, 1992-12-01)
The frequency of adenine mononucleotides (A), dinucleotides (AA) and clusters, and the positions of clusters, were studied in 502 molecules of the 5S rRNA.All frequencies were reduced in the evolutive lines of vertebrates, ...
Biomass production and secretion of hydrolytic enzymes are influenced by the structural complexity of the nitrogen source in Fusarium oxysporum and Aspergillus nidulans
(Wiley-Blackwell, 2001-01-01)
The structural complexity of the nitrogen sources strongly affects biomass production and secretion of hydrolytic enzymes in filamentous fungi. Fusarium oxysporum and Aspergillus nidulans were grown in media containing ...
Biossorção de cobre, manganês e cádmio por biomassas de Saprolegnia subterranea(Dissmann) R.L. Seym. e Pythium torulosumCoker & P. Patt. (Oomycetes)
(Soc Botanica Brasil, 2008-01-01)
Dried biomass of the zoosporic fungi Saprolegnia subterranea and Pythium torulosum was evaluated for copper, manganese and cadmium biosorption from aqueous solutions using the "q" (mg of adsorbed metal per g of biomass) ...
Nitrogen-tixing and vesicular-arbuscular mycorrhizal symbioses in some tropical legume trees of tribe Mimoseae
(Elsevier B.V., 2004-07-26)
Response to mineral fertilization and inoculation with rhizobia and/or arbuscular mycorrhiza fungi (AMF) of the Anadenanthera colubrina, Mimosa bimucronata and Parapiptadenia rigida (Leguminosae-Mimosoideae) native trees ...
Biogeochemical and engineering characteristics of soils and groundwater around a dumpsite
(Universidad Nacional de Colombia, 2013)
An active dumpsite in Lagos Southwestern Nigeria was monitored to test the efficiency of natural attenuation in the reduction of contaminants by determining biogeochemical and engineering properties of soils and groundwater ...
Uso de bouveria spp en el control de picudo y nematodos fitopatogenos en el cultivo de banano musa aaa
(Machala : Universidad Técnica de Machala, 2018)
The Banana (Musa spp.) is one of the most important fruits mainly in human consumption. Ecuador is the largest banana exporter in the world. Considering the banana as one of the products with greater agricultural production. ...
Neutrophil extracellular traps identification in tegumentary lesions of patients with paracoccidioidomycosis and different patterns of NETs generation in vitro
(Public Library Science, 2015-09-01)
Paracoccidioidomycosis (PCM) is a systemic mycosis, endemic in most Latin American countries, especially in Brazil. It is caused by the thermo-dimorphic fungus of the genus Paracoccidioides (Paracoccidioides brasiliensis ...