Unidade de Parasitologia e Microbiologia Médicas (UPMM)

Research output

Research output per year 1995 2009 2010 2011 2019

• 243 Article
• 67 Other contribution
• 30 Poster
• 28 Chapter
• 76 More
  • 27 Abstract
  • 13 Review article
  • 11 Meeting Abstract
  • 10 Conference contribution
  • 4 Other
  • 3 Letter
  • 2 Paper
  • 2 Book/Film/Article review
  • 2 Comment/debate
  • 1 Other report
  • 1 Editorial

Research output per year

Research output per year

Search results

• 2014

  Zanthoxylum capense constituents and derivatives: Effects on the activity of antibiotics against Staphylococcus aureus strains

  Cabral, V., Luo, X., Junqueira, E., Mulhovo, S., Costa, SS., Duarte, A., Couto, I., Viveiros, M. & Ferreira, M. J. U., 31 Aug 2014.

  Research output: Contribution to conference › Poster › peer-review

  Open Access

  • Benzophenanthridine Alkaloid 100%
  • Pump 82%
  • Antimicrobial Agent 79%
  • Strain 79%
  • Antibacterial Drug 38%
• 2012

  Co-resistance to biocides and beta-lactams in a MRSA clinical isolate

  Mourato, C., Costa, SS., Viveiros, M., Amaral, L., Melo-Cristino, J. & Couto, I., 26 Aug 2012, p. P14-230.

  Research output: Contribution to conference › Poster › peer-review

• Efflux-mediated resistance to quaternary ammonium compounds in methicillin resistant Staphylococcus aureus (MRSA) clinical isolates

  Costa, SS., Viveiros, M., Amaral, L., Melo-Cristino, J. & Couto, I., 26 Aug 2012, p. P 14-227.

  Research output: Contribution to conference › Poster › peer-review

• Primeiro registo de Lymnaea (Pseudosuccinea) columella Say, 1817 (Gastropoda: Lymnaeidae) em Portugal.

  Ferreira, P. M., Ferreira, C., Calado, M., Afonso, A., Parreira, R., Maurício, I., Mendes, T., Belo, S. & Grácio, M. A. A., 29 Nov 2012.

  Research output: Contribution to conference › Poster

• Primeiro registo de Lymnaea schirazensis (Gastropoda: Lymnaeidae) em Portugal.

  Ferreira, P. M., Ferreira, C., Calado, M., Afonso, A., Parreira, R., Maurício, I., Mendes, T., Belo, S. & Grácio, M. A. A., 29 Sept 2012.

  Research output: Contribution to conference › Poster

• Resistance to biocides conveyed by efflux pumps in clinical isolates of MRSA

  Costa, SS., Mourato, C., Viveiros, M., Melo-Cristino, J., Amaral, L. & Couto, I., 31 Mar 2012, p. P1281.

  Research output: Contribution to conference › Poster › peer-review

• Stress response and resistance of Salmonella enterica serotype Enteritidis to the efflux pump inhibitor neuropleptic drug thioridazine

  Spengler, G., Rodrigues, L., Martins, M., McCusker, M., Costa, SS., Ntokou, E., Szabo, Á. M., Horváth, Á., Varga, Z. G., Fanning, S., Molnár, J. & Amaral, L., 31 Mar 2012, p. P1224.

  Research output: Contribution to conference › Poster › peer-review

• Susceptibility profiles of antibiotics, biocides and dyes in Staphylococcus aureus from pigs: correlation with efflux activity

  Costa, SS., Viveiros, M., Amaral, L., Butaye, P. & Couto, I., 26 Aug 2012, p. P12-173.

  Research output: Contribution to conference › Poster › peer-review

• The role of NorA in the adaptative response of Staphylococcus aureus to stress stimuli

  Costa, SS., Viveiros, M., Amaral, L. & Couto, I., 31 Mar 2012, p. P1280.

  Research output: Contribution to conference › Poster › peer-review
• 2011

  Description of a novel pC194-family plasmid carrying the smr efflux pump gene

  Costa, SS., Mourato, C., Viveiros, M., Melo-Cristino, J., Couto, I. & Amaral, L., 11 Sept 2011, p. P C1-617.

  Research output: Contribution to conference › Poster › peer-review

• Description of a novel staphylococcal pC194-family plasmid carrying the smr efflux pump gene

  Costa, SS., Mourato, C., Viveiros, M., Melo-Cristino, J., Amaral, L. & Couto, I., 1 Dec 2011, p. PS6:75.

  Research output: Contribution to conference › Poster › peer-review

• Multidrug resistance mediated by active efflux in Escherichia coli: new therapeutic strategies using antibiotics and inhibitors of active efflux

  Antónia Rosa Trindade, PINTO., Machado, D., Costa, SS., Couto, I., Amaral, L. & Viveiros, M., 1 Dec 2011, p. PS6:8.

  Research output: Contribution to conference › Poster › peer-review
• 2010

  Aspectos bioecológicos de Sergentomyia minuta (Rondani, 1823) (Diptera, Phlebotominae) no Sotavento Algarvio, Portugal.

  Afonso, M. O. A. M. C., Maia, C., Campino, L. M. D. G. & Pires, C. A., 1 Jan 2010.

  Research output: Contribution to conference › Poster

• Biological activity of hydantoin derivatives on efflux pump systems of bacteria and cancer cells.

  Spengler, G., Bettencourt, M. V. & Amaral, L., 1 Jan 2010.

  Research output: Contribution to conference › Poster

  • Hydantoins 100%
  • Hydantoin 81%
  • Pump 60%
  • Bioactivity 44%
  • Bacteria 42%

• Circulation of simian immunodeficiency virus (SIVmnd-2) in a colony of captive-born mandrills from the Lisbon Zoo.

  Valente, S. S., Venenno, T., Simões, A. M. D. C. E., Bernardino, R., Fernandes, T., Parreira, R. M. S. & Piedade, J. M. B. D., 1 Jan 2010.

  Research output: Contribution to conference › Poster

• Contribution of efflux activity to isoniazid resistance in Mycobacterium tuberculosis complex. (1)

  Rodrigues, L., Machado, D., Couto, I., Amaral, L. & Viveiros, M., 2010.

  Research output: Contribution to conference › Poster

  • Isoniazid 100%
  • Mycobacterium tuberculosis 85%
  • Resistance 54%
  • Pump 46%
  • Ethidium 45%

• Genetic diversity of the Staphylococcus aureus efflux pump gene norA

  Costa, SS., Viveiros, M., Falcão, C., Melo-Cristino, J., Amaral, L. & Couto, I., 4 Jul 2010.

  Research output: Contribution to conference › Poster

  • Genetic Variation 100%
  • Pump 99%
  • Staphylococcus aureus 89%
  • Biocide 87%
  • Alleles 75%

• Phlebotomine sand fly vectors of Leishmania in the Alqueva Dam Region, Portugal.

  Maia, C., Afonso, M. O. A. M. C., Freitas, F. B., Mendonça, J., Cristovao, JM., Almeida, A. P. G. D. & Campino, L. M. D. G., 1 Jan 2010.

  Research output: Contribution to conference › Poster

  • infectious disease 100%
  • epidemiology 94%
  • dam 65%
  • sand 52%
• 2009

  Early detection of MDRTB by molecular tools in the control of drug resistant tuberculosis in Portugal: a case of success.

  Machado, D., Bettencourt, M. V., Rodrigues, L., Couto, I. M. D. S. L. & Amaral, L., 2009, p. 96.

  Research output: Contribution to conference › Poster

  • Rifampicin 100%
  • Portugal 90%
  • Multidrug-Resistant Tuberculosis 89%
  • Mutation 62%
  • Tuberculosis 60%

• Genetic diversity of the Staphylococcus aureus efflux pump gene norA

  Costa, SS., Viveiros, M., Falcão, C., Melo-Cristino, J., Amaral, L. & Couto, I., 28 Nov 2009, p. S3-P271.

  Research output: Contribution to conference › Poster › peer-review

• High prevalence of hepatitis C virus genotype 4 among intravenous drug users in Lisbon

  Calado, R. D. A., Parreira, R., Piedade, J. & Esteves, A., 2009.

  Research output: Contribution to conference › Poster › peer-review

• Importance of efflux systems on the resistance to fluoroquinolones by Staphylococcus aureus

  Falcão, C., Costa, SS., Viveiros, M., Machado, D., Marta Sofia Lopes, MARTINS., Melo-Cristino, J., Amaral, L. & Couto, I., 30 Nov 2009, p. S3-P270.

  Research output: Contribution to conference › Poster › peer-review

• Mutational adaptation in Mycobacterium tuberculosis: the emergence of multidrug resistance.

  Machado, D., Couto, I. M. D. S. L., Amaral, L. & Bettencourt, M. V., 1 Jan 2009.

  Research output: Contribution to conference › Poster

• New method for the rapid screening of efflux pump activity in multi-drug resistant clinical strains

  Martins, M., Viveiros, M., Couto, I., Costa, SS., Pacheco, T. & Amaral, L., 28 Nov 2009, p. S3-P274.

  Research output: Contribution to conference › Poster › peer-review

• Prevalence of infection and genetic analysis of GB virus C in a population group comprising a large number of intravenous drug users (IDUs)

  Branco, C. V., Esteves, A., Piedade, J. & Parreira, R., 2009.

  Research output: Contribution to conference › Poster › peer-review

• The human macrophage as a model to select compounds active against MDR/XDR-TB.

  Martins, M., Bettencourt, M. V., Couto, I. M. D. S. L. & Amaral, L., 2009, p. 185.

  Research output: Contribution to conference › Poster

  • Thioridazine 100%
  • Extensively Drug-Resistant Tuberculosis 94%
  • Macrophages 44%
  • Pump 30%
  • Drug 25%

• The role played by efflux pumps in macrolide resistance in Mycobacterium avium complex.

  Rodrigues, L., Sampaio, D., Couto, I. M. D. S. L., Machado, D., Kern, W. V., Amaral, L. & Bettencourt, M. V., 2009.

  Research output: Contribution to conference › Poster
• 2008

  Dinâmica populacional de Lymnaea truncatula Muller (Mollusca, Pulmonata, Lymnaeidae) em quatro distritos de Portugal: sua relação com as características físico-químicas dos habitats em 2006 e 2007.

  Ferreira, P. M., Calado, M. M., Ferreira, C. C. & Grácio, M. A. A., 8 Oct 2008.

  Research output: Contribution to conference › Poster

• Efflux-mediated response of Staphylococcus aureus exposed to ethidium bromide

  Couto, I., Costa, SS., Viveiros, M., Marta Sofia Lopes, MARTINS. & Amaral, L., 19 Apr 2008, p. P2044.

  Research output: Contribution to conference › Poster › peer-review
• 2007

  Characterization of reduced susceptibility to biocides, dyes, and quinolones in a Staphylococcus aureus strain exposed to ethidium bromide

  Costa, SS., Couto, I., Viveiros, M., Martins, M., Leandro, C. & Amaral, L., 30 Nov 2007, p. S7-P38.

  Research output: Contribution to conference › Poster › peer-review

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