T R Cataldi

Summary

Affiliation: Via N. Sauro
Country: Italy

Publications

  1. ncbi request reprint Isocratic separations of closely-related mono- and disaccharides by high-performance anion-exchange chromatography with pulsed amperometric detection using dilute alkaline spiked with barium acetate
    T R Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Potenza, Italy
    J Chromatogr A 855:539-50. 1999
  2. ncbi request reprint Pulsed electrochemical detection of orotic acid by an activated potential waveform at a gold working electrode following anion-exchange chromatography
    Tommaso R I Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro, 85, 85100 Potenza, Italy
    J Chromatogr A 1107:130-8. 2006
  3. ncbi request reprint Comparison of silver, gold and modified platinum electrodes for the electrochemical detection of iodide in urine samples following ion chromatography
    Tommaso R I Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro, 85, 85100 Potenza, Italy
    J Chromatogr B Analyt Technol Biomed Life Sci 827:224-31. 2005
  4. ncbi request reprint Analysis of tomato glycoalkaloids by liquid chromatography coupled with electrospray ionization tandem mass spectrometry
    Tommaso R I Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro, 85100 Potenza, Italy
    Rapid Commun Mass Spectrom 19:3103-10. 2005
  5. ncbi request reprint A pulsed potential waveform displaying enhanced detection capabilities towards sulfur-containing compounds at a gold working electrode
    Tommaso R I Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro, 85 85100 Potenza, Italy
    J Chromatogr A 1066:133-42. 2005
  6. ncbi request reprint Direct analysis of selected N-acyl-L-homoserine lactones by gas chromatography/mass spectrometry
    T R I Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro 85, 85100 Potenza, Italy
    Rapid Commun Mass Spectrom 18:1341-4. 2004
  7. ncbi request reprint Improved determination of taurine by high-performance anion-exchange chromatography with integrated pulsed amperometric detection (HPAEC-IPAD)
    Tommaso R I Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro 85, 85100 Potenza, Italy
    Anal Bioanal Chem 378:804-10. 2004
  8. ncbi request reprint Determination of free proline and monosaccharides in wine samples by high-performance anion-exchange chromatography with pulsed amperometric detection (HPAEC-PAD)
    Tommaso R I Cataldi
    Dipartimento di Chimica, Universita della Basilicata, Via N Sauro, 85 85100 Potenza, Italy
    J Agric Food Chem 51:3737-42. 2003
  9. ncbi request reprint Ionic content in plant extracts determined by ion chromatography with conductivity detection
    Tommaso R I Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro, 85 85100 Potenza, Italy
    Phytochem Anal 14:176-83. 2003
  10. ncbi request reprint Determination of sugar compounds in olive plant extracts by anion-exchange chromatography with pulsed amperometric detection
    T R Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Potenza, Italy
    Anal Chem 72:3902-7. 2000

Collaborators

  • Philippe Schmitt-Kopplin
  • Antonio Guerrieri
  • O Fiehn
  • Giuliana Bianco
  • Salvatore Abate
  • Donatella Nardiello
  • Antonius Kettrup
  • Tommaso R I Catald
  • I G Casella
  • Yun Gyong Ahn
  • Tobias Kind
  • Cristiana Labella
  • Giuseppe Anzilotta
  • Dominga Bochicchio
  • Giuseppe Novario
  • Achille Palma
  • Aniello Crescenzi
  • Soccorsa Comes
  • Giuseppe E De Benedetto
  • Sabino A Bufo
  • Giuseppe De Benedetto
  • M Gatta

Detail Information

Publications29

  1. ncbi request reprint Isocratic separations of closely-related mono- and disaccharides by high-performance anion-exchange chromatography with pulsed amperometric detection using dilute alkaline spiked with barium acetate
    T R Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Potenza, Italy
    J Chromatogr A 855:539-50. 1999
    ....
  2. ncbi request reprint Pulsed electrochemical detection of orotic acid by an activated potential waveform at a gold working electrode following anion-exchange chromatography
    Tommaso R I Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro, 85, 85100 Potenza, Italy
    J Chromatogr A 1107:130-8. 2006
    ..Lower levels were found in raw sheep's milk (<20 mg/L). The assay is shown to be very useful in clinical investigations where relatively high levels of OrA in human urine are correlated to metabolic diseases...
  3. ncbi request reprint Comparison of silver, gold and modified platinum electrodes for the electrochemical detection of iodide in urine samples following ion chromatography
    Tommaso R I Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro, 85, 85100 Potenza, Italy
    J Chromatogr B Analyt Technol Biomed Life Sci 827:224-31. 2005
    ..Such a developed method correlated very well with the reference colorimetric method in urine (r=0.95273), and it is specifically suggested when the iodide content is relatively low, i.e., <20 microg/L...
  4. ncbi request reprint Analysis of tomato glycoalkaloids by liquid chromatography coupled with electrospray ionization tandem mass spectrometry
    Tommaso R I Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro, 85100 Potenza, Italy
    Rapid Commun Mass Spectrom 19:3103-10. 2005
    ..Key fragmentations and regularities in fragmentation pathways are described and the fragmentation mechanisms involved are proposed...
  5. ncbi request reprint A pulsed potential waveform displaying enhanced detection capabilities towards sulfur-containing compounds at a gold working electrode
    Tommaso R I Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro, 85 85100 Potenza, Italy
    J Chromatogr A 1066:133-42. 2005
    ..Ratios of the peak areas for APAD and the six-step potential integrated waveform increased from 3.2 +/- 0.4 to 13.5 +/- 0.6 for lipoic acid and biotin, respectively...
  6. ncbi request reprint Direct analysis of selected N-acyl-L-homoserine lactones by gas chromatography/mass spectrometry
    T R I Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro 85, 85100 Potenza, Italy
    Rapid Commun Mass Spectrom 18:1341-4. 2004
    ..The presence of AHLs in extracts of Burkholderia cepacia strains was achieved in selected ion monitoring mode by using the prominent fragment at m/z 143...
  7. ncbi request reprint Improved determination of taurine by high-performance anion-exchange chromatography with integrated pulsed amperometric detection (HPAEC-IPAD)
    Tommaso R I Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro 85, 85100 Potenza, Italy
    Anal Bioanal Chem 378:804-10. 2004
    ..In goat's milk, the taurine content ranged from 46 to 91 mg/L, whereas human and buffalo milk samples exhibited an average content of 18 mg/L and 23 mg/L, respectively...
  8. ncbi request reprint Determination of free proline and monosaccharides in wine samples by high-performance anion-exchange chromatography with pulsed amperometric detection (HPAEC-PAD)
    Tommaso R I Cataldi
    Dipartimento di Chimica, Universita della Basilicata, Via N Sauro, 85 85100 Potenza, Italy
    J Agric Food Chem 51:3737-42. 2003
    ..Lower levels were found in musts of red and white grapes, 550 and 87 mg/L, respectively. The lowest content of proline, ca. 10 mg/L, was found both in white and red vinegars...
  9. ncbi request reprint Ionic content in plant extracts determined by ion chromatography with conductivity detection
    Tommaso R I Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro, 85 85100 Potenza, Italy
    Phytochem Anal 14:176-83. 2003
    ..30% of the cationic content of olive roots. In all the examined tissue extracts, K+ was the main cation (16-55 mg/g dry weight) and NO3-, Cl- and HPO4(2-) were the main inorganic anions...
  10. ncbi request reprint Determination of sugar compounds in olive plant extracts by anion-exchange chromatography with pulsed amperometric detection
    T R Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Potenza, Italy
    Anal Chem 72:3902-7. 2000
    ..Their molar ratio was estimated to be 1.2+/-0.1 and 2.2+/-0.3 for olive leaves and roots, respectively. The occurrence of soluble galactinol in plant tissues was also validated...
  11. ncbi request reprint Assay of riboflavin in sample wines by capillary zone electrophoresis and laser-induced fluorescence detection
    Tommaso R I Cataldi
    Dipartimento di Chimica and Dipartimento di Produzione Vegetale, Universita degli Studi della Basilicata, Via N Sauro 85, 85100 Potenza, Italy
    J Agric Food Chem 50:6643-7. 2002
    ..It is well suited to satisfy the demands for accurate and sensitive detection with minimal sample preparation and cleanup...
  12. ncbi request reprint Optimizing separation conditions for riboflavin, flavin mononucleotide and flavin adenine dinucleotide in capillary zone electrophoresis with laser-induced fluorescence detection
    Tommaso R I Catald
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Potenza, Italy
    J Chromatogr A 968:229-39. 2002
    ..Combined with a simple clean-up procedure, the practical utility of this method is illustrated by the measurements of flavin derivates in foods and beverages, such as wines, milk, yoghurt and raw eggs...
  13. ncbi request reprint Carbohydrate analysis by high-performance anion-exchange chromatography with pulsed amperometric detection: the potential is still growing
    T R Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Potenza, Italy
    Fresenius J Anal Chem 368:739-58. 2000
    ....
  14. ncbi request reprint Method development for the quantitative determination of lactulose in heat-treated milks by HPAEC with pulsed amperometric detection
    T R Cataldi
    Dipartimento di Chimica, Universita della Basilicata, Potenza, Italy
    Anal Chem 71:4919-25. 1999
    ..The presence of epilactose, which is another isomer of lactose, was also ascertained in sterilized milk...
  15. ncbi request reprint Determination of maltitol, isomaltitol, and lactitol by high-pH anion-exchange chromatography with pulsed amperometric detection
    T R Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro, 85 85100 Potenza, Italy
    J Agric Food Chem 47:157-63. 1999
    ..Limits of detection were on the order of 10-20 pmol injected. The contents of DAs and other free sugars in some dietetic foods were evaluated by calibration graphs...
  16. ncbi request reprint Amperometric determination of underivatized amino acids at a nickel-modified gold electrode by anion-exchange chromatography
    I G Casella
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Potenza, Italy
    J Chromatogr A 878:57-67. 2000
    ..The contents of several free amino acids in two sample cheeses from different brands were evaluated by calibration graphs...
  17. ncbi request reprint Naturally occurring glucosinolates in plant extracts of rocket salad (Eruca sativa L.) identified by liquid chromatography coupled with negative ion electrospray ionization and quadrupole ion-trap mass spectrometry
    Tommaso R I Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro 85, 85100 Potenza, Italy
    Rapid Commun Mass Spectrom 21:2374-88. 2007
    ..The results indicated the usefulness of this method for a rapid, sensitive and comprehensive profiling of the GLS family naturally occurring in extracts of crude plant matter...
  18. ncbi request reprint Occurrence of N-acyl-L-homoserine lactones in extracts of some Gram-negative bacteria evaluated by gas chromatography-mass spectrometry
    Tommaso R I Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro, 85, 85100 Potenza, Italy
    Anal Biochem 361:226-35. 2007
    ..Its electron impact mass spectra was, however, given and interpreted...
  19. doi request reprint Accurate mass analysis of N-acyl-homoserine-lactones and cognate lactone-opened compounds in bacterial isolates of Pseudomonas aeruginosa PAO1 by LC-ESI-LTQ-FTICR-MS
    Tommaso R I Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro, 85 85100 Potenza, Italy
    J Mass Spectrom 44:182-92. 2009
    ..2 microM) that is C6-HSL and C8-HSL. The implications of this work extend to a great variety of Gram-negative bacteria...
  20. ncbi request reprint Profiling of N-acyl-homoserine lactones by liquid chromatography coupled with electrospray ionization and a hybrid quadrupole linear ion-trap and Fourier-transform ion-cyclotron-resonance mass spectrometry (LC-ESI-LTQ-FTICR-MS)
    Tommaso R I Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro, 85 85100 Potenza, Italy
    J Mass Spectrom 43:82-96. 2008
    ....
  21. doi request reprint Capillary electrophoresis of tropane alkaloids and glycoalkaloids occurring in Solanaceae plants
    Tommaso R I Cataldi
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Potenza, Italy
    Methods Mol Biol 384:171-203. 2008
    ..More applications have yet to be developed in order to encourage more labs to exploit the tremendous potential of capillary electrophoresis...
  22. doi request reprint Analysis of S-adenosylmethionine and related sulfur metabolites in bacterial isolates of Pseudomonas aeruginosa (BAA-47) by liquid chromatography/electrospray ionization coupled to a hybrid linear quadrupole ion trap and Fourier transform ion cyclotron re
    Tommaso R I Cataldi
    Dipartimento di Chimica, Universita degli Studi di Bari, Campus Universitario, Via E Orabona 4, 70126 Bari, Italy
    Rapid Commun Mass Spectrom 23:3465-77. 2009
    ..An additional confirmation of SAM-related metabolites was accomplished by a systematic study of their MS/MS spectra...
  23. doi request reprint Collision-induced dissociation of the A + 2 isotope ion facilitates glucosinolates structure elucidation by electrospray ionization-tandem mass spectrometry with a linear quadrupole ion trap
    Tommaso R I Cataldi
    Dipartimento di Chimica, Università degli Studi di Bari Aldo Moro, Campus Universitario, Via E Orabona, 4 70126 Bari, Italy
    Anal Chem 82:5686-96. 2010
    ..1...
  24. ncbi request reprint Determination of carnosine in feed and meat by high-performance anion-exchange chromatography with integrated pulsed amperometric detection
    Donatella Nardiello
    Dipartimento di Chimica, Universita della Basilicata, Via N Sauro, 85, 85100 Potenza, Italy
    J Chromatogr A 1035:285-9. 2004
    ..23 ng. Unlike feeds for dogs and cats, no carnosine peak was observed in all examined feeds for ruminants. The good analytical characteristics allowed camosine determination down to 5 microg/g of feed...
  25. ncbi request reprint Determination of glycoalkaloids and relative aglycones by nonaqueous capillary electrophoresis coupled with electrospray ionization-ion trap mass spectrometry
    Giuliana Bianco
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Potenza, Italy
    Electrophoresis 23:2904-12. 2002
    ..The method was used for analyzing glycoalkaloids in potato extracts...
  26. doi request reprint Identification and fragmentation pathways of caffeine metabolites in urine samples via liquid chromatography with positive electrospray ionization coupled to a hybrid quadrupole linear ion trap (LTQ) and Fourier transform ion cyclotron resonance mass spec
    Giuliana Bianco
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro 85, 85100 Potenza, Italy
    Rapid Commun Mass Spectrom 23:1065-74. 2009
    ....
  27. ncbi request reprint Evaluation of glycoalkaloids in tubers of genetically modified virus Y-resistant potato plants (var. Désirée) by non-aqueous capillary electrophoresis coupled with electrospray ionization mass spectrometry (NACE-ESI-MS)
    Giuliana Bianco
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro 85, 85100 Potenza, Italy
    Anal Bioanal Chem 375:799-804. 2003
    ..e. 20-60 mg of TGA per 100 g fresh weight. Moreover, it was established that tubers produced by virus-resistant clones are substantially equivalent in glycoalkaloid contents to those produced by conventional potato varieties...
  28. doi request reprint Polychlorinated biphenyls in contaminated soil samples evaluated by GC-ECD with dual-column and GC-HRMS
    Giuliana Bianco
    Dipartimento di Chimica, Universita degli Studi della Basilicata, Via N Sauro, 85 85100 Potenza, Italy
    Chemosphere 73:104-12. 2008
    ..4 to 127ppb with five soil samples non-compliant to the guide value. The number of identified congeners ranged from 1 to 9 and 9 to 18 using dual-column GC-ECD and GC-HRMS, respectively...
  29. doi request reprint Determination of elemental compositions by gas chromatography/time-of-flight mass spectrometry using chemical and electron ionization
    Salvatore Abate
    Department of Chemistry, Universita degli Studi della Basilicata, 85 N Sauro, Potenza 85100, Italy
    Rapid Commun Mass Spectrom 24:1172-80. 2010
    ....