Results 71 to 80 of about 64,717 (306)

Eficiência de fosfato natural reativo aplicado em misturas com superfosfato triplo em milho e soja Efficiency of reactive phosphate rock applied in mixtures with triple superphosphate in maize and soybean

open access: yesPesquisa Agropecuária Brasileira, 2009
O objetivo deste trabalho foi avaliar o efeito do modo de aplicação do superfosfato triplo (SFT), do fosfato natural reativo de Gafsa e da mistura entre essas fontes no aproveitamento do fósforo (P) por plantas de milho e de soja.
Vinícius Ide Franzini   +3 more
doaj   +1 more source

Cryo‐EM Structure Guided Engineering of Botulinum Neurotoxin A With Advanced Receptor Binding Affinity and Therapeutical Benefits

open access: yesAdvanced Science, EarlyView.
The butterfly unfolded wing in an open form structure of botulinum neurotoxin type A (BoNT/A) at physiological‐state was confirmed at 2.85 Å resolution by cryo‐electron microscopy (cryo‐EM). Structure‐guided protein engineering significantly enhanced the receptor‐binding affinity, therapeutic efficacy, and safety of the engineered toxin variants ...
Wenrui Wang   +16 more
wiley   +1 more source

Absorção real, perdas endógenas e exigência de fósforo para suínos em final de crescimento, pela técnica da diluição isotópica True absorption and endogenous fecal losses of phosphorus for swine in the final of the growing based on the isotopic dilution techinique

open access: yesArquivo Brasileiro de Medicina Veterinária e Zootecnia, 1999
Determinaram-se as perdas endógenas mínimas, a exigência de fósforo e a absorção real do fósforo do fosfato bicálcico em suínos no final da fase de crescimento, pela técnica da diluição isotópica. Foram utilizados 20 leitões híbridos comerciais, com peso
J.B. Lopes   +3 more
doaj   +1 more source

PET Imaging of Cardiac Inflammation in Viral Myocarditis Using a DPP4‐Targeted Probe

open access: yesAdvanced Science, EarlyView.
This study describes a DPP4‐targeted PET probe for imaging myocardial inflammation by selectively targeting activated immune cells. Derived from the clinically approved small‐molecule inhibitor linagliptin, the probe demonstrates favorable biodistribution with specific cardiac uptake in myocarditis.
Wanhao Gao   +14 more
wiley   +1 more source

Cinética do fósforo em tecidos de suínos em crescimento Phosphorus kinetic in tissue of swine in the growing phase

open access: yesRevista Brasileira de Zootecnia, 1999
Esta pesquisa foi realizada para estudar a cinética do fósforo (P) em tecidos de suínos em crescimento, alimentados com rações contendo níveis crescentes de P total (0,30; 0,40; 0,51; 0,65; e 0,73%), por meio do uso do 32P como traçador.
João Batista Lopes   +3 more
doaj   +1 more source

Use of isotope dilution method to predict bioavailability of organic pollutants in historically contaminated sediments. [PDF]

open access: yes, 2014
Many cases of severe environmental contamination arise from historical episodes, where recalcitrant contaminants have resided in the environment for a prolonged time, leading to potentially decreased bioavailability.
Bao, Lian-Jun   +4 more
core   +2 more sources

Nanoarchitectonics of Porous Carbons Templated by Inorganic Metal Oxides and Alkali Metal Salts for Energy and Environmental Applications

open access: yesAdvanced Science, EarlyView.
This review explores inorganic metal oxides and metal salt nanoparticles templated porous carbons, highlighting their synthesis, structural features, and performance in energy and environmental applications. It critically compares template types, porosity control, and functional outcomes across recent literature.
Gurwinder Singh   +8 more
wiley   +1 more source

Comparação e aplicação de dois modelos matemáticos no estudo do metabolismo de fósforo em suínos Comparison and application of two mathematical models in the study of the phosphorus in pig metabolism

open access: yesRevista Brasileira de Zootecnia, 2010
Avaliaram-se dois modelos matemáticos no estudo do fluxo de fósforo no metabolismo de suínos com os objetivos de destacar o modelo mais eficiente e indicar a fonte de fósforo com maior potencial para uso na nutrição de suínos.
José Aparecido Moreira   +3 more
doaj   +1 more source

A spectral line survey in the 2 mm and 1.3 mm windows toward the carbon rich envelope of IRC +10216

open access: yes, 2008
We present the results of our spectral line surveys in the 2 mm and 1.3 mm windows toward the carbon rich envelope of IRC +10216. Totally 377 lines are detected, among which 360 lines are assigned to 57 known molecules (including 29 rare isotopomers and ...
Bogey M.   +20 more
core   +1 more source

Gut Lactate Boosts Ruminococcus via Histone Lactylation to Mediate Time‐Restricted Feeding Protection in Crohn's Disease

open access: yesAdvanced Science, EarlyView.
TRF enriches Ruminococcus, a bacterial genus producing SCFAs, and activates the epithelial HIF‐1α signaling pathway. This mechanism protects the colonic mucosa from inflammatory insults in colitis models. Mechanistically, gut lactate production during starvation and refeeding mediates H4K12la, which increases SLC9A3 expression and creates an acidic gut
Linwen Huang   +17 more
wiley   +1 more source

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