cristina.cordas

Cristina M. Cordas
Assistant Researcher
Collaborator
Research Group
Structural Molecular Biology
Departamento de Química, Faculdade de Ciências e Tecnologia, Universidade Nova de Lisboa
Research Interests
- Electrochemistry and Physical Biochemistry;
- Electrochemistry applied to biological systems;
- Biosensors;
- Electronic transfer kinetics studies, enzyme/electrode interfacial studies, electrocatalysis;
- Conducting Polymers;
- Sulfate Reducing Bacteria; Microbial Fuel Cells and Biofilms Electroactivity;
- Electroanalysis and Microelectrodes;
- Electrochemical Quartz Crystal Microbalance.
- New conducting hydrogel materials based on Ionic Liquids;
- Detection and quantification of new organometallic compounds;

Main publications
1. Duarte, Américo G.; Cordas, Cristina M.; Moura, José J. G.; Moura, Isabel, “Steady-State Kinetics with Nitric Oxide Reductase (NOR): New Considerations on Substrate inhibition profile and Catalytic Mechanism”, Biochimica et Biophysica Acta (BBA) – Bioenergetics, 1837 (3) (2014) 375–384
DOI: 10.1016/j.bbabio.2014.01.001

2. Dall’Agnol, Leonardo T.; Cordas, Cristina M.; Moura, José J. G., “Influence of respiratory substrate in carbon steel corrosion by a Sulphate-Reducing Prokaryote model organism”, Bioelectrochemistry, 97 (2014) 43–51.
DOI: http://dx.doi.org/10.1016/j.bioelechem.2013.10.006

3. Calado, Lénia M.; Cordas, Cristina M.; Sousa, João P., “Acemetacin and Indomethacin Detection using Modified Carbon Microelectrodes”, Analytical and Bioanalytical Electrochemistry, 5(6) (2013) 665-671.
http://www.abechem.com/No.%206-2013%2f2013%2c5%286%29%20665-671.pdf

4. Cristina M. Cordas, Américo G. Duarte, José J.G. Moura, Isabel Moura, “Electrochemical behaviour of bacterial nitric oxide reductase—Evidence of low redox potential non-heme FeB gives new perspectives on the catalytic mechanism”, Biochimica et Biophysica Acta, 1827 (2013) 233–238.
DOI: 10.1016/j.bbabio.2012.10.018

5. Cristina M. Cordas, Patrícia Raleiras, Françoise Auchére, Isabel Moura, José J. G. Moura, “Comparative Electrochemical Study of Superoxide Reductases”, European Biophysics Journal, 41:2 (2012) 209-215.
DOI: 10.1007/s00249-011-0777-1

6. Filipe Folgosa, Cristina M. Cordas, Joana A. Santos, Alice S. Pereira, José J.G. Moura, Pedro Tavares, Isabel Moura, “New spectroscopic and electrochemical insights on a class I superoxide reductase: Evidence for an intramolecular electron transfer pathway”, Biochemical Journal, 438 (2011) 485–494.
DOI: 10.1042/BJ20110836

7. C.M. Cordas, N.M.T. Lourenço, P. Vidinha, C.A.M. Afonso, S. Barreiros, Luís P. Fonseca, Joaquim M.S. Cabral, "New conducting biomaterial based on Ion Jelly® technology for development of a new generation of biosensors", New Biotechnology, Volume 25, Supplement 1, (2009) p. S138-S139.
DOI: 10.1016/j.nbt.2009.06.458

8. Cristina M. Cordas, Isabel Moura, José J.G. Moura, "Direct electrochemical study of the multiple redox centers of hydrogenase from Desulfovibrio gigas", Bioelectrochemistry, 74 (2008) 83-89.
DOI: 10.1016/j.bioelechem.2008.04.019

9. Cristina M. Cordas, L. Tiago Guerra, Catarina Xavier, José J.G. Moura, "Electroactive biofilms of sulphate reducing bacteria", Electrochim. Acta 54 (2008) 29-34 .
DOI: 10.1016/j.electacta.2008.02.041

10. Cristina M. Cordas, Alice S. Pereira, Carlos E. Martins, Cristina G. Timóteo, Isabel Moura, Pedro Tavares, José J. G. Moura, “Nitric Oxide Reductase: Direct Electrochemistry and Electrocatalytic Activity”, ChemBioChem, 7 (2006) 1878-1881.
DOI: 10.1002/cbic.200600253

11. F. Auchere., R. Sikkink, C. Cordas, P. Raleiras, P. Tavares, I. Moura, J. J. Moura, “Overexpression and purification of Treponema pallidum rubredoxin; kinetic evidence for a superoxide-mediated electron transfer with the superoxide reductase neelaredoxin.”, J. Biol. Inorg. Chem., 9:7 (2004) 839-849.
DOI: 10.1007/s00775-004-0584-6

12. C. M. Cordas, A. S. Viana, F.-P. Montforts, L. M. Abrantes, “Self-Assembled monolayers of Iron(III)porphyrin disulphide derivative on gold”, Electrochem. Comm., vol 5:1 (2003) 36-41.
DOI: 10.1016/S1388-2481(02)00530-1

13. C. M. Cordas, A. Tenreiro, L. M. Abrantes, “EQCM study on the polytyramine modified electrodes for the preparation of biosensors”, Nanostrutured Materials and Coatings for Biomedical and Sensor Applications, NATO Science Series, II. Mathematics, Physics and Chemistry – Vol. 102, Kluwer Academic Publishers, Dordrecht, 2003.

14. L. M. Abrantes, C. M. Cordas, E. Vieil, “EQCM study of polypyrrole modified electrodes doped with Keggin-type heteropolyanion for cation detection”, Electrochimica Acta, 47 (2002) 1481–1487.
DOI: 10.1016/S0013-4686(01)00859-3