Publications by authors named "J Araya"

Background: Pulmonary nocardiosis is a rare opportunistic infection, with approximately 15 % of patients being immunocompetent. The isolation rate of Nocardia spp. has recently increased, indicating rising clinical concern.

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Chagas disease caused by the obligate intracellular flagellate protozoan infects about 6 million people. From the 1930s to the present, the antitumor capacity of has been studied; however, the identification of the responsible molecules for this effect remains undiscovered. Calcineurin, a calcium/calmodulin-dependent serine/threonine phosphatase, is a heterodimer consisting of a catalytic subunit (CaNA) and a regulatory subunit (CaNB).

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This study considered using insect families as bioindicators to establish the health status of an ecosystem of lentic bodies. The water quality in urban lentic bodies in the Metropolitan Region, Chile, was evaluated from aquatic insect family assemblages and physicochemical variables for conserving aquatic life. Evaluations were carried out in parallel at four sampling stations of three water bodies (Batuco Wetland, Carén Lagoon, and Chada Reservoir) in a 2-3-year series, spring (2015, 2017, and 2018) and fall (2016 and 2018), with three replicates.

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Article Synopsis
  • * A study involving 82 patients with gallbladder dysplasia and 1843 with gallstones found that NSAID use was inversely associated with gallbladder dysplasia, suggesting lower risk for users (OR: 0.48).
  • * Eight immune-related proteins showed an inverse association with dysplasia, indicating that further research is needed to explore the role of inflammation and NSAIDs in gallbladder health, ideally in future studies involving asymptomatic individuals.
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A 64-year-old man with autosomal dominant polycystic kidney disease (ADPKD) on hemodialysis presented with multiple lung masses. A computed tomography (CT)-guided biopsy revealed non-small-cell lung cancer (NSCLC). A cavitary mass in the right lung indicated primary NSCLC (cT2N1M1a, stage IVA).

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