Publications by authors named "Heintz"

A key component of ecological risk assessments is to develop evidence-based benchmarks to assess potential hazards to various receptors. To ensure that toxicity value development is performed using the best available science, the reliability (or inherent scientific quality) of these studies must be considered. The degree of reliability can be evaluated via critical appraisal tools (CATs), though application of such methods assessing ecotoxicological literature for toxicity value development is not well established compared to human health assessments.

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Background: Effective pain recognition and treatment in perioperative environments reduce length of stay and decrease risk of delirium and chronic pain. We sought to develop and validate preliminary computer vision-based approaches for nociception detection in hospitalized patients.

Methods: Prospective observational cohort study using red-green-blue camera detection of perioperative patients.

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Traditional approaches for quantitatively characterizing uncertainty in risk assessment require adaptation to accommodate increased reliance on observational (vs. experimental) studies in developing toxicity values. Herein, a case study with PFOA and PFOS and vaccine response explores approaches for qualitative and-where possible-quantitative assessments of uncertainty at each step in the toxicity value development process when using observational data, including review and appraisal of individual studies, candidate study selection, dose-response modeling, and application of uncertainty factors.

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Pharmacogenetics-predicted drug metabolism may not match clinically observed metabolism due to a phenomenon known as phenoconversion. Phenoconversion can occur when an inhibitor or inducer of a drug-metabolizing enzyme is present. Although estimates of phenoconversion in adult populations are available, prevalence estimates in youth populations are limited.

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Post-processing contamination of has remained a major concern for the safety of ready-to-eat (RTE) meat products that are not reheated before consumption. Mathematical models are rapid and cost-effective tools to predict pathogen behavior, product shelf life, and safety. The objective of this study was to develop and validate a comprehensive model to predict the growth rate in RTE meat products as a function of temperature, pH, water activity, nitrite, acetic, lactic, and propionic acids.

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Most pathological conditions of the central nervous system do not affect all cell types to the same extent. Delineation of molecular events underlying disease symptoms, including genetic, epigenetic, and transcriptional changes, thus relies on the ability to characterize a specific cell type separately from others. We have developed a methodology for the collection of nuclear RNA and genomic DNA of specific cell types from frozen post-mortem striatum and cerebral cortex.

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Article Synopsis
  • The study focuses on detecting multijet signatures from proton-proton collisions at a high energy of 13 TeV, analyzing a dataset totaling 128 fb^{-1}.
  • A special data scouting method is utilized to pick out events with low combined momentum in jets.
  • This research is pioneering in its investigation of electroweak particle production in R-parity violating supersymmetric models, particularly examining hadronically decaying mass-degenerate higgsinos, and it broadens the limits on the existence of R-parity violating top squarks and gluinos.
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To obtain versatile nanoplatforms comparable for various bio-applications, synthesis and functionalization of two inorganic nanoparticles (NPs), i.e., gold (AuNPs) and iron oxide (SPIONs), are described for different NP diameters.

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The first search for soft unclustered energy patterns (SUEPs) is performed using an integrated luminosity of 138  fb^{-1} of proton-proton collision data at sqrt[s]=13  TeV, collected in 2016-2018 by the CMS detector at the LHC. Such SUEPs are predicted by hidden valley models with a new, confining force with a large 't Hooft coupling. In events with boosted topologies, selected by high-threshold hadronic triggers, the multiplicity and sphericity of clustered tracks are used to reject the background from standard model quantum chromodynamics.

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We present a genome assembly from an individual female (the white-tailed eagle; Chordata; Aves; Accipitriformes; Accipitridae). The genome sequence has a total length of 1,320.30 megabases.

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Background/objectives: Urinary tract infections (UTIs) represent a substantial health concern worldwide. Although it is known that the gut can act as a reservoir for UTI-causing pathogens, the exact role of the gut microbiome in developing UTIs remains unclear. This review aims to investigate the link between the gut microbiome and UTIs and whether gut dysbiosis increases the risk of getting a UTI.

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To deliver their functionality when used in applications, citrus fibers need to be rehydrated. Factors such as chemical composition, structural organization as well as chemical surface composition are known to influence this functionality. Processing and storage conditions can affect these parameters, making it challenging to maintain stable functionality.

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Purpose: This study aimed to investigate the relationship of preoperative hemoglobin levels as an independent prognostic factor for hospital and intensive care unit (ICU) length of stay (LOS) in patients undergoing surgery for adult spinal deformity (ASD), with the intent of determining whether there exists a correlation and enhancing patient preoperative optimization protocols.

Methods: The authors reviewed consecutive patients who underwent elective thoracolumbosacral posterior spinal fusion (PSF) involving six or more vertebrae for ASD from January 1, 2013, to December 13, 2021, with a minimum follow-up period of two years. This study primarily investigated the association of preoperative hemoglobin levels with hospital and ICU LOS.

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Endometriosis is a debilitating and painful gynecological inflammatory disease affecting up to 15% of women and transgender men. Current treatments are ineffective for a substantial proportion of patients, underscoring the need for additional therapies with long-term benefits. Nociceptors release neuropeptides, such as calcitonin gene-related peptide (CGRP), which are known to shape immunity through neuroimmune communication.

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The first search for the Z boson decay to ττμμ at the CERN LHC is presented, based on data collected by the CMS experiment at the LHC in proton-proton collisions at a center-of-mass energy of 13 TeV and corresponding to an integrated luminosity of 138  fb^{-1}. The data are compatible with the predicted background. For the first time, an upper limit at the 95% confidence level of 6.

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Background: Social constructs like race can affect how patients are perceived and impact care. This study investigated whether mentions of race in notes for critically ill patients differed according to patients' race.

Methods: This retrospective cohort study included intensive care unit notes for adults (≥18 years old) admitted to any of 6 intensive care units at University of California, San Francisco, from 2012 through 2020.

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Introduction: Plant hormonal mutants, which do not produce or are insensitive to hormones, are often affected in their growth and development, but other metabolic rearrangements might be involved. A trade-off between growth and stress response is necessary for the plant survival.

Objectives: Here, we explore the metabolic profile and the pathogen resistance of a brassinosteroid-insensitive Hordeum vulgare L.

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Observation of the decay.

Eur Phys J C Part Fields

October 2024

Using proton-proton collision data corresponding to an integrated luminosity of collected by the CMS experiment at , the decay is observed for the first time, with a statistical significance exceeding 5 standard deviations. The relative branching fraction, with respect to the decay, is measured to be , where the first uncertainty is statistical, the second is systematic, and the third is related to the uncertainties in and .

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A search for collective effects inside jets produced in proton-proton collisions is performed via correlation measurements of charged particles using the CMS detector at the CERN LHC. The analysis uses data collected at a center-of-mass energy of sqrt[s]=13  TeV, corresponding to an integrated luminosity of 138  fb^{-1}. Jets are reconstructed with the anti-k_{T} algorithm with a distance parameter of 0.

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Article Synopsis
  • The study is investigating the effectiveness of structured health interventions in preventing type 2 diabetes and cardiovascular disease specifically in low socioeconomic populations, as previous trials have shown mixed results in the general population.
  • The research will involve 3,000 participants aged 50-59 from 30 primary care centers in Stockholm, comparing systematic health dialogues to more casual opportunistic screenings.
  • Key outcomes include changes in systolic blood pressure, other biological risk factors, and lifestyle habits measured at 6 and 12 months, alongside long-term effects tracked through national registries.
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Social and cultural context shapes how communities perceive health, well-being, and risk. Risk reappraisal can occur over time as a product of new information and improved understanding. We investigate risk perception and protective behaviors in Lingít Aaní (Southeast Alaska) during the first year of the COVID-19 pandemic.

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Biofilm formation by Shewanella oneidensis has been extensively studied under oxic conditions; however, relatively little is known about biofilm formation under anoxic conditions and how biofilm architecture and composition can positively influence current generation in bioelectrochemical systems. In this study, we utilized a recently developed microfluidic biofilm analysis setup with automated 3D imaging to investigate the effects of extracellular electron acceptors and synthetic modifications to the extracellular polymeric matrix on biofilm formation. Our results with the wild type strain demonstrate robust biofilm formation even under anoxic conditions when fumarate is used as the electron acceptor.

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Article Synopsis
  • The liver contains diverse populations of monocytes and macrophages, including liver-resident macrophages called Kupffer cells (KCs).
  • This text outlines a protocol for isolating KCs from human liver tissue removed during surgeries, detailing steps for tissue dissociation and cell separation.
  • It also includes instructions for validating the isolation process through immunofluorescence to confirm the presence of KCs by detecting the CD163 marker.
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Background: Racial disparities in clinical trial participation for uterine cancer have been reported.

Objective: We sought to examine disparities of endometrial cancer patient participation in clinical drug trials in a contemporary, real-world population in the United States.

Study Design: We conducted a retrospective cohort study of patients with advanced or recurrent patients with endometrial cancer diagnosed from 2013 to 2021 using a real-world electronic health record-derived database representing approximately 800 academic and community practice sites across the United States.

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