Research Topics
| Emilia BramantiSummaryAffiliation: CNR Institute of Clinical Physiology Country: Italy Publications
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Detail Information
Publications
Separation and determination of denatured caseins by hydrophobic interaction chromatography Part II. Method validation and applicationsE Bramanti
National Council of Research, CNR, Institute of Instrumental Analytical Chemistry, Pisa, Italy
Analyst 126:995-1000. 2001....
New chromatographic method for separation and determination of denatured alphaS1-, alphaS2-, beta- and kappa-caseins by hydrophobic interaction chromatographyEmilia Bramanti
National Council of Research, CNR, Istituto per i Processi Chimico Fisici, Pisa, Italy
J Chromatogr A 958:157-66. 2002....
Separation and determination of denatured alpha(s1)-, alpha(s2)-, beta- and kappa-caseins by hydrophobic interaction chromatography in cows', ewes' and goats' milk, milk mixtures and cheesesEmilia Bramanti
Italian National Research Council, CNR, Istituto per i Processi Chimico Fisici, Laboratory of Instrumental Analytical Chemistry, Via G Moruzzi 1, 56124 Pisa, Italy
J Chromatogr A 994:59-74. 2003....
A kinetic study of gamma-glutamyltransferase (GGT)-mediated S-nitrosoglutathione catabolismValeria Angeli
National Research Council CNR, Inst for Chemico Physical Processes, Laboratory of Instrumental Analytical Chemistry, Via G Moruzzi 1 56124 Pisa, Italy
Arch Biochem Biophys 481:191-6. 2009..A K(m) of GGT for GSNO of 0.398+/-31 mM was thus found, comparable with K(m) values reported for other gamma-glutamyl substrates of GGT...
Determination of S-nitrosoglutathione in plasma: comparison of two methodsEmilia Bramanti
Italian National Research Council Istituto per i Processi Chimico Fisici, Laboratory of Instrumental Analytical Chemistry, Via G Moruzzi 1, Pisa, Italy
Talanta 81:1295-9. 2010..Sampling issues connected with common blood sampling procedures like venipuncture and sampling in syringe or Vacutainers still introduce in GSNO analysis unknown factors, which require further investigations...
Exogenous vs. endogenous gamma-glutamyltransferase activity: Implications for the specific determination of S-nitrosoglutathione in biological samplesEmilia Bramanti
Italian National Research Council Istituto per i Processi Chimico Fisici, Laboratory of Instrumental and Analytical Chemistry, 56124 Pisa, Italy
Arch Biochem Biophys 487:146-52. 2009....
Flow injection analysis with diode array absorbance detection and dynamic surface tension detection for studying denaturation and surface activity of globular proteinsEmilia Bramanti
CNR Institute for Chemical and Physical Processes IPCF, Laboratory of Instrumental Analytical Chemistry, 56124 Pisa, Italy
Anal Biochem 351:100-13. 2006....
Characterization of denatured metallothioneins by reversed phase coupled with on-line chemical vapour generation and atomic fluorescence spectrometric detectionEmilia Bramanti
Laboratory of Instrumental Analytical Chemistry, Italian National Research Council Istituto per i Processi Chimico Fisici, Via G Moruzzi 1, 56124 Pisa, Italy
J Chromatogr A 1054:285-91. 2004..3 x 10(-9) mol l(-1) and for the denatured MTs LODc was about 8.6 x 10(-10) mol l(-1), taking into account an approximate complexating ratio PHMB:MTs of 7:1...
Characterization of BSA unfolding and aggregation using a single-capillary viscometer and dynamic surface tension detectorEmilia Bramanti
National Research Council of Italy, C N R, Istituto di Chimica dei Composti Organo Metallici ICCOM UOS Pisa, Area di Ricerca, Via G Moruzzi 1, 56124 Pisa, Italy
Talanta 85:2553-61. 2011..The results have been supported and discussed with respect to BSA conformational analysis performed using Fourier Transform infrared spectroscopy...
Derivatization of GSSG by pHMB in alkaline media. Determination of oxidized glutathione in bloodValeria Angeli
Italian National Research Council Istituto per i Processi Chimico Fisici, Laboratory of Instrumental Analytical Chemistry, Pisa, Italy
Talanta 82:815-20. 2010..The proposed method was applied to the determination of GSSG in whole blood and validated by the classical determination of GSSG by derivatization after reduction with dithiothreitol (DTT)...
Determination and characterization of phytochelatins by liquid chromatography coupled with on line chemical vapour generation and atomic fluorescence spectrometric detectionEmilia Bramanti
Italian National Research Council, CNR Istituto per i Processi Chimico Fisici, Laboratory of Instrumental Analytical Chemistry, Via G Moruzzi 1, 56124 Pisa, Italy
J Chromatogr A 1133:195-203. 2006..2 pmol (0.97 ng) of GSH. The method has been applied to analysis of extracts of cell cultures from Phaeodactylum tricornutum grown in Cd-containing nutrient solutions, analysed by SEC-DAD-CVGAFS and RPLC-DAD-CVGAFS...
Study of the disulfide reduction of denatured proteins by liquid chromatography coupled with on-line cold-vapor-generation atomic-fluorescence spectrometry (LC-CVGAFS)Emilia Bramanti
Laboratory of Instrumental Analytical Chemistry, Italian National Research Council Istituto per i Processi Chimico Fisici, Via G Moruzzi 1, 56124 Pisa, Italy
Anal Bioanal Chem 380:310-8. 2004..The detection limit for denatured, reduced proteins examined under the optimized conditions was found to be in the range 1-5 x 10(-12) mol L(-1) (10-30 pg), depending on the protein considered...
Multidimensional analysis of denatured milk proteins by hydrophobic interaction chromatography coupled to a dynamic surface tension detectorEmilia Bramanti
Laboratory of Instrumental Analytical Chemistry, Istituto per i Processi Chimico Fisici, National Research Council of Italy CNR, Via G Moruzzi 1, 56124 Pisa, Italy
J Chromatogr A 1023:79-91. 2004..The different samples were readily distinguished based upon the selectivity provided by the HIC-DSTD method. The selectivity advantage of using DSTD relative to absorbance detection is also demonstrated...
Determination of thiolic compounds as mercury complexes by cold vapor atomic absorption spectrometry and its application to winesEmilia Bramanti
Italian National Research Council CNR, Institute for Chemical and Physical Processes, IPCF Laboratory of Instrumental Analytical Chemistry, Via G Moruzzi 1, 56124 Pisa, Italy
Talanta 74:936-43. 2008..The method has been applied to quantification of thiol groups in wine samples. Comparison with results obtained by HPLC coupled to atomic fluorescence detection confirmed the promising potentialities of the method...
Characterization of denatured proteins by hydrophobic interaction chromatography: a preliminary studyEmilia Bramanti
National Council of Research CNR, Istituto per i Processi Chimico Fisici, Laboratory of Instrumental Analytical Chemistry, Via G Moruzzi 1, 56124 Pisa, Italy
Biopolymers 69:293-300. 2003..Suitable elution conditions provide evidence of the simultaneous presence of two denatured forms in the case of MYO, and sequential different denatured states of Cyt C...
Speciation and quantification of thiols by reversed-phase chromatography coupled with on-line chemical vapor generation and atomic fluorescence spectrometric detection: method validation and preliminary application for glutathione measurements in human whEmilia Bramanti
Italian National Research Council, Istituto per i Processi Chimico Fisici, Laboratory of Instrumental Analytical Chemistry, Pisa, Italy
Clin Chem 51:1007-13. 2005..We developed a sensitive, specific method for the low-molecular-mass thiols cysteine, cysteinylglycine, glutathione, and homocysteine and validated the method for measurement of glutathione in blood...
Physico-chemical characterization of protein-pigment interactions in tempera paint reconstructions: casein/cinnabar and albumin/cinnabarCelia Duce
Dipartimento di Chimica e Chimica Industriale, Pisa, Italy
Anal Bioanal Chem 402:2183-93. 2012..The study clearly showed that HgS forms stable complexes with proteins and acts as a sensitizer in cross-linking, hydrolysis and oxidation...
Effects of sucrose on the internal dynamics of azurinPatrizia Cioni
Istituto di Biofisica, Consiglio Nazionale delle Ricerche, Pisa, Italy
Biophys J 88:4213-22. 2005..Preliminary tests with trehalose and xylitol suggest that the effects of sucrose are general of the polyol class of osmolytes...
Microwave-Assisted Photochemical Reactor for the Online Oxidative Decomposition and Determination of p-Hydroxymercurybenzoate and Its Thiolic Complexes by Cold Vapor Generation Atomic Fluorescence DetectionValeria Angeli
Consiglio Nazionale delle Ricerche, Istituto di Chimica dei Composti Organometallici, Area di Ricerca, Via G Moruzzi 1 56124 Pisa, Italy, and Italian National Research Council INO UOS PISA, Consiglio Nazionale delle Ricerche, Istituto Nazionale di Ottica, Area di Ricerca, Via G Moruzzi 1, 56124 Pisa, Italy
Anal Chem 83:338-43. 2011..This avoided peak widening due to diffusion processes generally occurring at high temperatures and in the additional cooling coil. This method has been applied to the determination of thiols in human plasma, blood, and wine...
A high performance gel filtration chromatography method for gamma-glutamyltransferase fraction analysisMaria Franzini
Scuola Superiore S Anna, Pisa, Italy
Anal Biochem 374:1-6. 2008..Higher total GGT activity in males is related mainly to f-GGT (P<0.01). GGT fraction analysis may increase the sensitivity and specificity of the GGT activity test...
Simultaneous determination of lactate and pyruvate in human sweat using reversed-phase high-performance liquid chromatography: a noninvasive approachSimona Biagi
National Research Council of Italy, C N R, Istituto per i Processi Chimico Fisici IPCF UOS Pisa, Area di Ricerca, Via G Moruzzi 1, 56124, Pisa, Italy
Biomed Chromatogr 26:1408-15. 2012..1 and 96 ± 0.1 for lactate and pyruvate, respectively. The method was successfully applied to analysis of sweat in 8 athletes at rest (pilocarpine sweating) and during physical exercise...
Fractions of plasma gamma-glutamyltransferase in healthy individuals: reference valuesMaria Franzini
Clin Chim Acta 395:188-9. 2008
Determination, by dynamic surface-tension analysis, of the molar mass of proteins denatured in guanidine thiocyanateWes W C Quigley
Center for Process Analytical Chemistry, Department of Chemistry, University of Washington, Box 351700, Seattle, WA 98195, USA
Anal Bioanal Chem 378:134-43. 2004....
