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Deiber JA, Peirotti MB, Piaggio MV. Charge regulation phenomenon predicted from the modeling of polypeptide electrophoretic mobilities as a relevant mechanism of amyloid-beta peptide oligomerization. Electrophoresis 2016; 37:711-8. [DOI: 10.1002/elps.201500391] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/21/2015] [Revised: 11/10/2015] [Accepted: 12/16/2015] [Indexed: 11/12/2022]
Affiliation(s)
- Julio A. Deiber
- Instituto de Desarrollo Tecnológico para la Industria Química (INTEC), Universidad Nacional del Litoral (UNL); Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET); Santa Fe Argentina
| | - Marta B. Peirotti
- Instituto de Desarrollo Tecnológico para la Industria Química (INTEC), Universidad Nacional del Litoral (UNL); Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET); Santa Fe Argentina
| | - Maria V. Piaggio
- Cátedra de Bioquímica Básica de Macromoléculas, Facultad de Bioquímica y Ciencias Biológicas; UNL; Santa Fe Argentina
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Deiber JA, Peirotti MB, Piaggio MV. Global properties and propensity to dimerization of the amyloid-beta (12-28) peptide fragment through the modeling of its monomer and dimer diffusion coefficients and electrophoretic mobilities. Electrophoresis 2015; 36:805-12. [DOI: 10.1002/elps.201400395] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/12/2014] [Revised: 10/20/2014] [Accepted: 11/05/2014] [Indexed: 01/20/2023]
Affiliation(s)
- Julio A. Deiber
- Instituto de Desarrollo Tecnológico para la Industria Química (INTEC); Universidad Nacional del Litoral (UNL), Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET); Santa Fe Argentina
| | - Marta B. Peirotti
- Instituto de Desarrollo Tecnológico para la Industria Química (INTEC); Universidad Nacional del Litoral (UNL), Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET); Santa Fe Argentina
| | - Maria V. Piaggio
- Cátedra de Bioquímica Básica de Macromoléculas; Facultad de Bioquímica y Ciencias Biológicas, UNL; Santa Fe Argentina
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Deiber JA, Piaggio MV, Peirotti MB. Estimation of electrokinetic and hydrodynamic global properties of relevant amyloid-beta peptides through the modeling of their effective electrophoretic mobilities and analysis of their propensities to aggregation. J Sep Sci 2014; 37:2618-24. [DOI: 10.1002/jssc.201400533] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/18/2014] [Revised: 06/11/2014] [Accepted: 06/16/2014] [Indexed: 01/27/2023]
Affiliation(s)
- Julio A. Deiber
- Instituto de Desarrollo Tecnológico para la Industria Química (INTEC); Universidad Nacional del Litoral (UNL); Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET); Santa Fe Argentina
| | - Maria V. Piaggio
- Cátedra de Bioquímica Básica de Macromoléculas; Facultad de Bioquímica y Ciencias Biológicas, UNL; Santa Fe Argentina
| | - Marta B. Peirotti
- Instituto de Desarrollo Tecnológico para la Industria Química (INTEC); Universidad Nacional del Litoral (UNL); Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET); Santa Fe Argentina
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Allison SA, Wu H, Bui TM, Dang L, Huynh GH, Nguyen T, Soegiarto L, Truong BC. Specific ion effects on the electrophoretic mobility of small, highly charged peptides: A modeling study. J Sep Sci 2014; 37:2403-10. [DOI: 10.1002/jssc.201400484] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/07/2014] [Revised: 06/09/2014] [Accepted: 06/10/2014] [Indexed: 11/08/2022]
Affiliation(s)
| | - Hengfu Wu
- Department of Chemistry; Georgia State University; Atlanta GA USA
| | - Tuyen M. Bui
- Department of Chemistry; Georgia State University; Atlanta GA USA
| | - Lac Dang
- Department of Chemistry; Georgia State University; Atlanta GA USA
| | - Giang H. Huynh
- Department of Chemistry; Georgia State University; Atlanta GA USA
| | - Tam Nguyen
- Department of Chemistry; Georgia State University; Atlanta GA USA
| | - Linda Soegiarto
- Department of Chemistry; Georgia State University; Atlanta GA USA
| | - Bi C. Truong
- Department of Chemistry; Georgia State University; Atlanta GA USA
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Deiber JA, Piaggio MV, Peirotti MB. Global chain properties of an alll-α-eicosapeptide with a secondary α-helix and its all retrod-inverso-α-eicosapeptide estimated through the modeling of their CZE-determined electrophoretic mobilities. Electrophoresis 2013; 35:755-61. [DOI: 10.1002/elps.201300395] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/16/2013] [Revised: 09/26/2013] [Accepted: 10/11/2013] [Indexed: 11/06/2022]
Affiliation(s)
- Julio A. Deiber
- Instituto de Desarrollo Tecnológico para la Industria Química (INTEC); Universidad Nacional del Litoral (UNL); Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET); Santa Fe Argentina
| | - Maria V. Piaggio
- Cátedra de Bioquímica Básica de Macromoléculas; Facultad de Bioquímica y Ciencias Biológicas; UNL; Santa Fe Argentina
| | - Marta B. Peirotti
- Instituto de Desarrollo Tecnológico para la Industria Química (INTEC); Universidad Nacional del Litoral (UNL); Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET); Santa Fe Argentina
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Deiber JA, Piaggio MV, Peirotti MB. Evaluation of the slip length in the slipping friction between background electrolytes and peptides through the modeling of their capillary zone electrophoretic mobilities. Electrophoresis 2013; 34:2648-54. [DOI: 10.1002/elps.201300102] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/25/2013] [Revised: 03/30/2013] [Accepted: 04/02/2013] [Indexed: 11/07/2022]
Affiliation(s)
- Julio A. Deiber
- Instituto de Desarrollo Tecnológico para la Industria Química (INTEC); UNL, Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET); Santa Fe; Argentina
| | - Maria V. Piaggio
- Cátedra de Bioquímica Básica de Macromoléculas; Facultad de Bioquímica y Ciencias Biológicas; Universidad Nacional del Litoral (UNL); Santa Fe; Argentina
| | - Marta B. Peirotti
- Instituto de Desarrollo Tecnológico para la Industria Química (INTEC); UNL, Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET); Santa Fe; Argentina
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Microstructure characterization through mechanical, electrokinetic and spectroscopic methods of polyampholyte gelatin hydrogels crosslinked with poly(vinyl alcohol). POLYMER 2013. [DOI: 10.1016/j.polymer.2013.03.045] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/24/2023]
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Deiber JA, Piaggio MV, Peirotti MB. Determination of electrokinetic and hydrodynamic parameters of proteins by modeling their electrophoretic mobilities through the electrically charged spherical soft particle. Electrophoresis 2013; 34:708-15. [DOI: 10.1002/elps.201200463] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 08/21/2012] [Revised: 10/03/2012] [Accepted: 10/17/2012] [Indexed: 01/23/2023]
Affiliation(s)
- Julio A. Deiber
- Instituto de Desarrollo Tecnológico para la Industria Química (INTEC); Universidad Nacional del Litoral (UNL); Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET); Santa Fe; Argentina
| | - María V. Piaggio
- Cátedra de Bioquímica Básica de Macromoléculas; Facultad de Bioquímica y Ciencias Biológicas; UNL; Santa Fe; Argentina
| | - Marta B. Peirotti
- Instituto de Desarrollo Tecnológico para la Industria Química (INTEC); Universidad Nacional del Litoral (UNL); Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET); Santa Fe; Argentina
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Deiber JA, Piaggio MV, Peirotti MB. Determination of electrokinetic and hydrodynamic parameters of proteins by modeling their electrophoretic mobilities through the electrically charged spherical porous particle. Electrophoresis 2013; 34:700-7. [DOI: 10.1002/elps.201200405] [Citation(s) in RCA: 10] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/26/2012] [Revised: 10/02/2012] [Accepted: 10/17/2012] [Indexed: 11/12/2022]
Affiliation(s)
- Julio A. Deiber
- Instituto de Desarrollo Tecnológico para la Industria Química (INTEC); Universidad Nacional del Litoral (UNL); Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET); Santa Fe; Argentina
| | - Maria V. Piaggio
- Cátedra de Bioquímica Básica de Macromoléculas; Facultad de Bioquímica y Ciencias Biológicas; UNL; Santa Fe; Argentina
| | - Marta B. Peirotti
- Instituto de Desarrollo Tecnológico para la Industria Química (INTEC); Universidad Nacional del Litoral (UNL); Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET); Santa Fe; Argentina
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Deiber JA, Peirotti MB, Piaggio MV. Interplay between electrophoretic mobility and intrinsic viscosity of polypeptide chains. Electrophoresis 2012; 33:990-9. [DOI: 10.1002/elps.201100637] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
Affiliation(s)
- Julio A. Deiber
- Instituto de Desarrollo Tecnológico para la Industria Química (INTEC); Universidad Nacional del Litoral (UNL); Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET); Santa Fe; Argentina
| | - Marta B. Peirotti
- Instituto de Desarrollo Tecnológico para la Industria Química (INTEC); Universidad Nacional del Litoral (UNL); Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET); Santa Fe; Argentina
| | - María V. Piaggio
- Cátedra de Bioquímica Básica de Macromoléculas,; Facultad de Bioquímica y Ciencias Biológicas; UNL; Santa Fe; Argentina
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Deiber JA, Piaggio MV, Peirotti MB. Global conformations of proteins as predicted from the modeling of their CZE mobility data. Electrophoresis 2011; 32:2779-87. [DOI: 10.1002/elps.201100016] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/07/2011] [Revised: 02/07/2011] [Accepted: 02/10/2011] [Indexed: 11/11/2022]
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Piaggio MV, Peirotti MB, Deiber JA. Estimation of global structural and transport properties of peptides through the modeling of their CZE mobility data. J Sep Sci 2010; 33:2423-9. [DOI: 10.1002/jssc.201000134] [Citation(s) in RCA: 18] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/23/2023]
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Affiliation(s)
- Nicholas W. Frost
- Department of Chemistry, University of Minnesota, 207 Pleasant Street SE, Minneapolis, Minnesota 55455
| | - Meng Jing
- Department of Chemistry, University of Minnesota, 207 Pleasant Street SE, Minneapolis, Minnesota 55455
| | - Michael T. Bowser
- Department of Chemistry, University of Minnesota, 207 Pleasant Street SE, Minneapolis, Minnesota 55455
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Deiber JA, Ottone ML, Piaggio MV, Peirotti MB. Characterization of cross-linked polyampholytic gelatin hydrogels through the rubber elasticity and thermodynamic swelling theories. POLYMER 2009. [DOI: 10.1016/j.polymer.2009.10.046] [Citation(s) in RCA: 23] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/20/2022]
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