Zobrazeno 1 - 10
of 21
pro vyhledávání: '"J. M. G. Sarraguça"'
Autor:
Teresa Magalhães, Catarina Lima, Agostinho Almeida, J. M. G. Sarraguça, João A. Lopes, Agostinho Santos, Filipe Machado, Luís Fernandes
Publikováno v:
The Analyst. 141:4410-4416
A new methodology to estimate firing distance based on the direct analysis of organic components of gunshot residues (GSRs) on the bullet impact surface using Fourier transform near-infrared (FT-NIR) spectroscopy is proposed. Mathematical models rela
Autor:
Marcus Lima Sousa, João Carlos Lopes, J. M. G. Sarraguça, Mafalda C. Sarraguça, Paulo Roberto da Silva Ribeiro, Adenilson O. dos Santos
Publikováno v:
Journal of Molecular Structure. 1214:128226
In this work, a new salt of clofazimine (CFZ) with 4-aminobenzoic acid (PABA is described. CFZ is an antibiotic drug used in the treatment of leprosy. This drug has low absorption when administered orally because of its low water solubility, contribu
Autor:
J. M. G. Sarraguça, Raquel Santos, M. Conceição Oliveira, Micaela M. Sousa, Jessica Hallett, Monique S. J. Simmonds, Mark Nesbitt
Publikováno v:
Dyes and Pigments. 118:129-136
A database using high performance liquid chromatography with diode array detection was created for lac-dye insects (Kerria and Paratachardina genera) in order to identify the red dye used in historical textiles. Lac from Kerria and Paratachardina spe
Publikováno v:
Fuel. 150:697-704
Near infrared spectroscopy associated with multivariate analysis has been applied to monitor vegetable oils quality. In this work, twelve physical and chemical parameters of vegetable oils, relevant for quality monitoring of biodiesel raw materials,
Autor:
J. M. G. Sarraguça, Paulo Roberto da Silva Ribeiro, Silvério Ferreira Silva Filho, Pedro de Freitas Façanha Filho, Andreia Cardoso Pereira, Adenilson O. dos Santos, Mafalda C. Sarraguça, João A. Lopes
Publikováno v:
Journal of pharmaceutical sciences. 107(6)
A cocrystal of glibenclamide, an antidiabetic drug classified as type II compound according to the Biopharmaceutics Classification System, has been synthesized using tromethamine as coformer in 1:1 molar ratio, by slow solvent evaporation cocrystaliz
Publikováno v:
Analytical Letters. 45:1390-1400
A new reversed-phase liquid chromatographic method for the separation and simultaneous quantification of desonide, sorbic acid, methylparaben, propyl gallate, and the major degradation product of desonide in a hydrophilic cream was developed with the
Publikováno v:
Analytical Letters. 45:85-98
A mathematical model based on an analytical solution for the axial dispersion plug flow model is used for simulating the dispersion in flow injection analysis. The dispersion coefficients for the leading and trailing components of the profile are mod
Autor:
J. M. G. Sarraguça, J. Francisco Veiga, Rui A. Carvalho, Alberto A. C. C. Pais, Ana Figueiras
Publikováno v:
AAPS PharmSciTech. 11:233-240
In this study, we investigate how the effect of L-arginine (ARG) and cyclodextrins upon omeprazole (OME) stability and solubility. The effect of the presence of ARG on the apparent stability constants (K(1:1)) of the inclusion complexes formed betwee
Publikováno v:
Soft Matter. 5:140-147
Structural equilibrium properties of transient networks formed by microemulsion droplets and ABA triblock copolymers in solution have been studied by Monte Carlo simulation. The droplets were represented by soft spheres and the polymers by junctions
Publikováno v:
Pharmaceutical Research. 24:377-389
Cyclodextrins are known to be good solubility enhancers for several drugs, improving bioavailability when incorporated in pharmaceutical formulations. In this work we intend to assess and characterize the formation of inclusion complexes between omep