J. P. Siqueira-Junior

Publications23
h-index12
Citations365
Highly Influential Citations6
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Evaluation of the tannic acid inhibitory effect against the NorA efflux pump of Staphylococcus aureus.
During the early periods of antibiotic usage, bacterial infections were considered tamed. However, widespread antibiotic use has promoted the emergence of antibiotic-resistant pathogens, including… Expand
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Inhibition of the TetK efflux-pump by the essential oil of Chenopodium ambrosioides L. and α-terpinene against Staphylococcus aureus IS-58.
The use of natural products is crucial to suppress the development of these micro-organisms and to reduce the concentration necessary to inhibit these microrganisms, reducing the toxicity risks also.… Expand
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Resistance to gentamicin and related aminoglycosides in Staphylococcus aureus isolated in Brazil
Isolates of Staphylococcus aureus obtained from a Brazilian university hospital were characterized in relation to resistance to gentamicin and related aminoglycosides. Thirty‐six isolates were… Expand
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In vitro interference of Hyptis martiusii Benth. & chlorpromazine against an aminoglycoside-resistant Escherichia coli.
The antibacterial and synergistic activity of the ethanol extract from Hyptis martiusii Benth. was assayed by microdillution. The growth of two isolates of Escherichia coli tested was inhibited by… Expand
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Inhibition of the essential oil from Chenopodium ambrosioides L. and α-terpinene on the NorA efflux-pump of Staphylococcus aureus.
This study was carried out to test the essential oil from C. ambrosioides leaves and its main constituent, α-Terpinene, in an antibacterial activity assay. As well, it was evaluated ability reduce… Expand
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Use of Aromatherapy Associated with Antibiotictherapy: Modulation of the Antibiotic Activity by the Essential Oil of Zanthoxylum articulatum Using Gaseous Contact
Abstract Staphylococcus genus is widely spread in nature being part of the indigenous microbiota of skin and mucosa of animal and birds. Some Staphylococcus species are frequently recognized as… Expand
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Tannic acid affects the phenotype of Staphylococcus aureus resistant to tetracycline and erythromycin by inhibition of efflux pumps.
The widespread use of antibiotics created selective pressure for the emergence of strains that would persist despite antibiotic toxicity. The bacterial resistance mechanisms are several, with efflux… Expand
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Action of cholecalciferol and alpha-tocopherol on Staphylococcus aureus efflux pumps
Alpha-tocopherol is one the most abundant and biologically active isoforms of vitamin E. This compound is a potent antioxidant and one of most studied isoforms of vitamin E. Vitamin D3… Expand
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Antimicrobial drug resistance in Staphylococcus aureus isolated from cattle in Brazil
Isolates of Staphylococcus aureus obtained from apparently healthy cattle in the State of Paraiba, Brazil were characterized in relation to resistance to 21 antimicrobial agents. Among the 46… Expand
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In vitro e in silico evaluation of the inhibition of Staphylococcus aureus efflux pumps by caffeic and gallic acid.
Staphylococcus aureus has been reported as one of the most difficult to treat. In the search for new treatment alternatives, isolated plant substances such as phenolic compounds, have demonstrated… Expand
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