Leonard Amaral
Leonard Amaral
Professor Emeritus, Institute of Hygiene and Tropical Medicine of Lisbom
Email confirmado em ihmt.unl.pt
Citado por
Citado por
Mechanisms of drug efflux and strategies to combat them: challenging the efflux pump of Gram-negative bacteria
JM Pagès, L Amaral
Biochimica et Biophysica Acta (BBA)-Proteins and Proteomics 1794 (5), 826-833, 2009
Clinical concentrations of thioridazine kill intracellular multidrug-resistant Mycobacterium tuberculosis
D Ordway, M Viveiros, C Leandro, R Bettencourt, J Almeida, M Martins, ...
Antimicrobial agents and chemotherapy 47 (3), 917-922, 2003
Antibiotic stress, genetic response and altered permeability of E. coli
M Viveiros, M Dupont, L Rodrigues, I Couto, A Davin-Regli, M Martins, ...
PloS one 2 (4), e365, 2007
Multidrug efflux pumps in Staphylococcus aureus: an update
SS Costa, M Viveiros, L Amaral, I Couto
The open microbiology journal 7, 59, 2013
Geraniol restores antibiotic activities against multidrug-resistant isolates from gram-negative species
V Lorenzi, A Muselli, AF Bernardini, L Berti, JM Pagès, L Amaral, JM Bolla
Antimicrobial agents and chemotherapy 53 (5), 2209-2211, 2009
Contribution of efflux to the emergence of isoniazid and multidrug resistance in Mycobacterium tuberculosis
D Machado, I Couto, J Perdigao, L Rodrigues, I Portugal, P Baptista, ...
PloS one 7 (4), e34538, 2012
The potential management of resistant infections with non-antibiotics.
JE Kristiansen, L Amaral
The Journal of antimicrobial chemotherapy 40 (3), 319-327, 1997
Potential role of non-antibiotics (helper compounds) in the treatment of multidrug-resistant Gram-negative infections: mechanisms for their direct and indirect activities
M Martins, SG Dastidar, S Fanning, JE Kristiansen, J Molnar, JM Pages, ...
International journal of antimicrobial agents 31 (3), 198-208, 2008
Activity of phenothiazines against antibiotic-resistant Mycobacterium tuberculosis: a review supporting further studies that may elucidate the potential use of …
L Amaral, JE Kristiansen, M Viveiros, J Atouguia
Journal of Antimicrobial Chemotherapy 47 (5), 505-511, 2001
Inhibition of the respiration of multi-drug resistant clinical isolates of Mycobacterium tuberculosis by thioridazine: potential use for initial therapy of freshly diagnosed …
L Amaral, JE Kristiansen, LS Abebe, W Millett
Journal of Antimicrobial Chemotherapy 38 (6), 1049-1053, 1996
Enhanced killing of intracellular multidrug-resistant Mycobacterium tuberculosis by compounds that affect the activity of efflux pumps
L Amaral, M Martins, M Viveiros
Journal of antimicrobial chemotherapy 59 (6), 1237-1246, 2007
Enhancement of antibiotic activity against poly-drug resistant Mycobacterium tuberculosis by phenothiazines
M Viveiros, L Amaral
International journal of antimicrobial agents 17 (3), 225-228, 2001
Inducement and reversal of tetracycline resistance in Escherichia coli K-12 and expression of proton gradient-dependent multidrug efflux pump genes
M Viveiros, A Jesus, M Brito, C Leandro, M Martins, D Ordway, AM Molnar, ...
Antimicrobial agents and chemotherapy 49 (8), 3578-3582, 2005
Antimicrobial activity of phenothiazines
In Vivo 18 (6), 725-732, 2004
Isoniazid-induced transient high-level resistance in Mycobacterium tuberculosis
M Viveiros, I Portugal, R Bettencourt, TC Victor, AM Jordaan, C Leandro, ...
Antimicrobial agents and chemotherapy 46 (9), 2804-2810, 2002
Thioridazine and chlorpromazine inhibition of ethidium bromide efflux in Mycobacterium avium and Mycobacterium smegmatis.
L Rodrigues, D Wagner, M Viveiros, D Sampaio, I Couto, M Vavra, ...
Journal of Antimicrobial Chemotherapy (JAC) 61 (5), 2008
Demonstration of intrinsic efflux activity of Escherichia coli K-12 AG100 by an automated ethidium bromide method
M Viveiros, A Martins, L Paixão, L Rodrigues, M Martins, I Couto, ...
International journal of antimicrobial agents 31 (5), 458-462, 2008
Inhibition of quorum‐sensing signals by essential oils
MÁ Szabó, GZ Varga, J Hohmann, Z Schelz, E Szegedi, L Amaral, ...
Phytotherapy Research: An International Journal Devoted to Pharmacological …, 2010
Contribution of efflux activity to isoniazid resistance in the Mycobacterium tuberculosis complex
L Rodrigues, D Machado, I Couto, L Amaral, M Viveiros
Infection, Genetics and Evolution 12 (4), 695-700, 2012
Fluorometric determination of ethidium bromide efflux kinetics in Escherichia coli
L Paixão, L Rodrigues, I Couto, M Martins, P Fernandes, CC De Carvalho, ...
Journal of biological engineering 3 (1), 18, 2009
O sistema não pode efectuar a operação agora. Tente novamente mais tarde.
Artigos 1–20