Publications by authors named "Sabrina Mota"

Purpose: Interstitial cystitis/bladder pain syndrome (IC/BPS) is a condition characterized in part by urinary urgency, frequency, and pain. There is a strong interest in gathering more data to compare and assess the differences in characteristics based on the presence of Hunner's lesions in patients with IC/BPS.

Materials And Methods: Using a nationwide crowdsource effort, we collected surveys and urine samples from patients with a history of IC/BPS.

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Pelvic cancer survivors who were treated with radiation therapy are at risk for developing (hemorrhagic) radiation cystitis (RC) many years after completion of radiation therapy. Patients with RC suffer from lower urinary tract symptoms, including frequency, nocturia, pelvic pain, and incontinence. In advanced stages, hematuria can occur, potentially escalating to life-threatening levels.

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Cerebral malaria (CM) is the most severe neurological complication of malaria caused by infection. The available antimalarial drugs are effective at clearing the parasite, but the mortality rate remains as high as 20% of CM cases. At the vascular level, CM is characterized by endothelial activation and dysfunction.

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Antimicrobial resistance (AMR) is a global concern that must be addressed from a one health perspective. Horses are companion animals and their contact with humans facilitates exchange of resistant bacteria. This study aimed to evaluate AMR of coagulase-positive Staphylococcus (CoPS), including Staphylococcus aureus, isolated from healthy Crioulo horses.

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Article Synopsis
  • Chagas disease lacks effective drug treatments, creating a significant medical need for better options.
  • A large-scale screening initiative identified trypanocidal compounds assembled in the GSK Chagas Box, leading to the discovery of potent inhibitors for a crucial enzyme in the parasite.
  • The study revealed the crystal structures of the enzyme bound to inhibitors, paving the way for further development of targeted treatments.
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Zika virus infection is associated with the development of Guillain-Barré syndrome (GBS), a neurological autoimmune disorder caused by immune recognition of gangliosides and other components at nerve membranes. Using a high-throughput ELISA, we have analyzed the anti-glycolipid antibody profile, including gangliosides, of plasma samples from patients with Zika infections associated or not with GBS in Salvador, Brazil. We have observed that Zika patients that develop GBS present higher levels of anti-ganglioside antibodies when compared to Zika patients without GBS.

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Background: As CD38 is expressed on red blood cells (RBCs), the plasma of patients on daratumumab (DARA) reacts with the panel cells of pretransfusion tests, masking underlying alloantibodies. The treatment of RBCs with dithiothreitol (DTT) is the most disseminated method to overcome DARA effect on immunohematological tests, but it hampers the identification of potentially harmful antibodies. Our goal was to validate a new strategy, the blockage monoclonal antibody protocol (BMAP), to mitigate the DARA interference on RBCs using anti-CD38 and antihuman globulin.

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Article Synopsis
  • Human African trypanosomiasis, Chagas disease, and leishmaniasis are severe infections caused by kinetoplastid parasites, and current treatments are limited, indicating a need for new drug development.
  • Researchers identified nonphosphorylated inhibitors of Leishmania mexicana phosphoglucose isomerase (LmPGI), which is crucial in two metabolic pathways, as promising candidates for antiparasitic drugs.
  • A high-throughput screening (HTS) assay was created to evaluate 42,720 chemical compounds, leading to effective inhibitors that work against both LmPGI and the human enzyme, with potential insights into their binding mechanisms.
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