Now showing items 1-10 of 6885
Structure and catalytic mechanism of glucosamine 6-phosphate deaminase from Escherichia coli at 2.1 Å resolution
Background: Glucosamine 6-phosphate deaminase from Escherichia coli is an allosteric hexameric enzyme which catalyzes the reversible conversion of D-glucosamine 6-phosphate into D-fructose 6-phosphate and ammonium ion and ...
The status of soil phosphate fractions and the ability of fungi to dissolve hardly soluble phosphates
(Elsevier B.V., 2005-05-01)
Brazilian soils predominantly consist of iron and aluminum oxides and have a low phosphorus content. The present study was carried out in order to assess the status of phosphate fractions in pasture, forest and agricultural ...
EFFECT OF PHOSPHATING ON SOIL CHEMICAL ATTRIBUTES AND CULTIVATION OF SUGARCANE FOR FORAGE
(Inst Zootecnia, 2017-01-01)
Phosphorus (P) is an essential element for the cultivation of sugarcane, which plays an important role in rooting, tillering and forage production. With the objective to evaluate the effects of pre-planting phosphating on ...
Radionuclides, heavy metals and fluorine incidence at Tapira phosphate rocks, Brazil, and their industrial (by) products
(Elsevier B.V., 2006-01-01)
Inorganic phosphate fertilizers may contain radionuclides, heavy metals and fluorine. This paper presents the possible environmental hazards from Tapira phosphate rocks and their (by) products (Brazil) utilized as phosphate ...
CHARACTERIZATION OF AN AGGREGATED POLYMER FROM PENICILLIUM SP (PB-73 STRAIN)
(Assoc Bras Divulg CientificaSao PauloBrasil, 1990)
Si-TCP Synthesized from "Mg-free" Reagents Employed as Calcium Phosphate Cement
(Univ Fed Sao Carlos, Dept Engenharia MaterialsSao CarlosBrasil, 2012)
Si-tricalcium phosphate cement: preparation, characterization and bioactivity in SBF
(ABM, ABC, ABPol, 2011-12-01)
There are evidences considering the effectiveness of Si on enhancing biological properties of calcium phosphates; however, there are not many works relating to the Si-alpha-TCP bone cement. The influence of silicon doping ...