Publications by authors named "D P Resende"

Article Synopsis
  • The study investigates antibiotic prescribing practices in adult ICUs across Brazil to address the issues related to multidrug-resistant infections in low- and middle-income countries.* -
  • A survey conducted in 58 ICUs found that 63.9% of the 620 patients were on antibiotics, with 72.3% receiving empirical treatment, indicating a lack of reliance on microbiological testing.* -
  • The findings show a high incidence of pneumonia and bloodstream infections, with significant variations in antibiotic use between teaching and non-teaching hospitals, raising concerns about healthcare-associated infections.*
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Siderophores are well-recognized low-molecular-weight compounds produced by numerous microorganisms to acquire iron from the surrounding environments. These secondary metabolites can form complexes with other metals besides iron, forming soluble metallophores; because of that, they are widely investigated in either the medicinal or environmental field. One of the bottlenecks of siderophore research is related to the identification of new siderophores from microbial sources.

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Diagnosing canine visceral leishmaniasis (CVL) in Brazil faces challenges due to the limitations regarding the sensitivity and specificity of the current diagnostic protocol. Therefore, it is urgent to map new antigens or enhance the existing ones for future diagnostic techniques. Immunoinformatic tools are promising in the identification of new potential epitopes or antigen candidates.

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Siderophores are small molecules of organic nature, released by bacteria to chelate iron from the surrounding environment and subsequently incorporate it into the cytoplasm. In addition to iron, these secondary metabolites can complex with a wide variety of metals, which is why they are commonly studied in the environment. Heavy metals can be very toxic when present in large amounts on the planet, affecting public health and all living organisms.

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A recently synthesized aminated 3,4-dioxygenated xanthone (Xantifoul2) was found to have promising antifouling (AF) effects against the settlement of the macrofouler Mytilus galloprovincialis larvae. Preliminary assessment indicated that Xantifoul2 has reduced ecotoxicological impacts: e.g.

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