Publications by authors named "K M Gust"

Neurotoxicity investigations of inhaled organophosphorus pesticide (OP), ethyl-parathion (EP), were conducted in Sprague Dawley rats comparing exposures to EP volatilized at 0, 1, 10, and 20 mg/m versus EP incorporated into soil dust (5 mg/m) at 0, 0.0095, 0.09, and 0.

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Background: Immune checkpoint inhibitors (ICIs) are an important therapeutic pillar in metastatic urothelial carcinoma (mUC). The occurrence of immune-related adverse events (irAEs) appears to be associated with improved outcomes in observational studies. However, these associations are likely affected by immortal time bias and do not represent causal effects.

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Background: Electronic patient-reported outcomes (ePROs) have been shown to enhance healthcare quality by improving patient symptom management or quality of life (QoL). However, ePROs data for urothelial cancer (UC) patients receiving systemic therapies are scarce, and the application of ePROs in this patient cohort may need specific setups. This study tested the feasibility of ePROs for UC patients receiving systemic therapies in the outpatient clinic of a tertiary care center.

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Article Synopsis
  • - A study analyzed 131 patients with advanced metastatic urothelial cancer (mUC) who received systemic therapy between June 2017 and July 2021, focusing on the impact of immune checkpoint inhibitors (ICIs) on patient outcomes.
  • - Results showed a median overall survival of 24 months, with patients on ICIs for 6 months or more having a significantly higher median survival of 59 months; factors like metastatic sites and C-reactive protein levels influenced outcomes.
  • - The research highlights that over 60% of patients received second-line treatment, primarily with ICIs, indicating better patient prognosis with extended immunotherapy compared to historical data, despite limitations like the retrospective nature of the study.
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A prior multigenerational perfluorooctane sulfonic acid (PFOS) exposure investigation in zebrafish reported adverse effects at 0.734 µg/L, among the lowest aquatic effect levels for PFOS reported to date. The present three-generation PFOS exposure quantified survival, growth, reproduction, and vitellogenin (VTG; egg yolk protein) responses in zebrafish, incorporating experimental design and procedural improvements relative to the earlier study.

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