93 results match your criteria: "MD (GMM); and Thomas Jefferson University[Affiliation]"

Prescription Patterns of Mycophenolate Mofetil in a Group of Patients from Colombia.

Healthcare (Basel)

November 2024

Grupo de Investigación en Farmacoepidemiología y Farmacovigilancia, Universidad Tecnológica de Pereira-Audifarma S.A., Pereira 660003, Risaralda, Colombia.

Background: Mycophenolate mofetil is used for the prevention of solid organ transplant rejection and for other indications, such as systemic lupus erythematosus (SLE).

Objective: To determine the prescription patterns of mycophenolate mofetil in a group of Colombian patients.

Methods: This was a cross-sectional study of patients receiving mycophenolate mofetil between 2021 and 2022.

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Emerging Imaging Techniques for Atherosclerosis in Systemic Immune-Mediated Inflammatory Conditions.

Arterioscler Thromb Vasc Biol

January 2025

Division of Cardiovascular Medicine, Department of Medicine, Heart and Vascular Center, Brigham and Women's Hospital, Harvard Medical School, Boston, MA (M.H., D.M.H., B.W.).

Atherosclerosis affects patients with systemic immune-mediated inflammatory diseases at an increased rate compared with the general population. In recent years, our understanding of the pathophysiology of atherosclerosis has advanced considerably. Nevertheless, cardiovascular imaging modalities that can adequately assess the biological background of atherosclerosis have not reached widespread clinical adoption.

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Updated Surveillance Metrics and History of the COVID-19 Pandemic (2020-2023) in Canada: Longitudinal Trend Analysis.

JMIR Public Health Surveill

December 2024

Buehler Center for Health Policy and Economics, Robert J Havey, MD Institute for Global Health, Northwestern University, Chicago, IL, United States.

Article Synopsis
  • This study updates the COVID-19 pandemic situation in Canada using two additional years of data, focusing on the period leading up to the WHO's declaration of the end of the public health emergency on May 5, 2023.
  • It summarizes the trends in COVID-19 transmissions and deaths, analyzes variant appearances using genomic data, and provides historical context for the pandemic's progression in Canada.
  • The findings indicate that Canada's COVID-19 transmission rates remained below outbreak levels for eight months before the WHO announcement, while key persistence metrics showed a significant short-term positive trend but a negative long-term trend.
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Background: During the dissolution of amorphous solid dispersion (ASD) formulations, the drug load (DL) often impacts the release mechanism and the occurrence of loss of release (LoR). The ASD/water interfacial gel layer and its specific phase behavior in connection with DL strongly dictate the release mechanism and LoR of ASDs, as reported in the literature. Thermodynamically driven liquid-liquid phase separation (LLPS) and/or drug crystallization at the interface are the key phase transformations that drive LoR.

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A Data-Driven Model with Hysteresis Compensation for IRIS Robot.

Int Symp Med Robot

June 2024

Department of Mechanical Engineering and Laboratory for Computational Sensing and Robotics, Johns Hopkins University, Baltimore, MD, 21218, USA.

Retinal microsurgery is a high-precision surgery performed on a delicate tissue requiring the skill of highly trained surgeons. Given the restricted range of instrument motion in the confined intraocular space, snake-like robots may prove to be a promising technology to provide surgeons with greater flexibility, dexterity, and positioning accuracy during retinal procedures such as retinal vein cannulation and epiretinal membrane peeling. Kinematics modeling of these robots is an essential step toward accurate position control.

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Accurately predicting spectra for heavy elements, often open-shell systems, is a significant challenge typically addressed using a single cluster approach with a fixed coordination number. Developing a realistic model that accounts for temperature effects, variable coordination numbers, and interprets experimental data is even more demanding due to the strong solute-solvent interactions present in solutions of heavy metal cations. This study addresses these challenges by combining multiple methodologies to accurately predict realistic spectra for highly charged metal cations in aqueous media, with a focus on the electronic absorption spectrum of Ce3+ in water.

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Obesity and depression frequently co-occur, and the relationship between them is bidirectional. Being obese or overweight increases the risk of depression, and conversely, depression increases the risk of obesity or overweight. Emerging clinical research has shown that probiotics may be effective in treating obesity and associated depression.

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Dual cross-linked network of the active starch film by incorporating palmitic acid and geraniol: A comprehensive evaluation of the hydrophobic mechanism and antimicrobial activity.

Int J Biol Macromol

November 2024

Guangxi Key Laboratory of Clean Pulp & Papermaking and Pollution Control, School of Light Industry and Food Engineering, Guangxi University, Nanning 530004, China. Electronic address:

In this study, (3-Aminopropyl) triethoxysilane (APTES) was employed as a bridging agent to enhance the compatibility between the hydrophilic starch/pectin film and the hydrophobic palmitic acid (PA) coating through hydrogen bonding and chemical reactions. To address the insufficient antibacterial activity of starch films, geraniol was also incorporated. The intermolecular interactions among APTES, PA, and starch were confirmed using x-ray photoelectron spectroscopy (XPS), Fourier transform infrared spectroscopy (FTIR), and hydrogen nuclear magnetic resonance spectroscopy (H NMR).

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Background: Evaluating longitudinal changes in gliomas is a time-intensive process with significant interrater variability. Automated segmentation could reduce interrater variability and increase workflow efficiency for assessment of treatment response. We sought to evaluate whether neural networks would be comparable to expert assessment of pre- and posttreatment diffuse gliomas tissue subregions including resection cavities.

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: Genomic studies have identified several SNP loci associated with schizophrenia in East Asian populations. Environmental factors, particularly urbanization, play a significant role in schizophrenia development. This study aimed to identify schizophrenia susceptibility loci and characterize their biological functions and molecular pathways in Taiwanese urban Han individuals.

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South Asia's COVID-19 History and Surveillance: Updated Epidemiological Assessment.

JMIR Public Health Surveill

August 2024

Buehler Center for Health Policy and Economics, Robert J Havey, MD Institute for Global Health, Northwestern University, Chicago, IL, United States.

Background: This study updates our findings from the COVID-19 pandemic surveillance we first conducted in South Asia in 2020 with 2 additional years of data for the region. We assess whether COVID-19 had transitioned from pandemic to endemic at the point the World Health Organization (WHO) ended the public health emergency status for COVID-19 on May 5, 2023.

Objective: First, we aim to measure whether there was an expansion or contraction in the pandemic in South Asia around the WHO declaration.

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Surveillance Metrics and History of the COVID-19 Pandemic in Central Asia: Updated Epidemiological Assessment.

JMIR Public Health Surveill

August 2024

Buehler Center for Health Policy and Economics, Robert J. Havey, MD Institute for Global Health, Northwestern University, Chicago, IL, United States.

Background: This study updates the COVID-19 pandemic surveillance in Central Asia we conducted during the first year of the pandemic by providing 2 additional years of data for the region. The historical context provided through additional data can inform regional preparedness and early responses to infectious outbreaks of either the SARS-CoV-2 virus or future pathogens in Central Asia.

Objective: First, we aim to measure whether there was an expansion or contraction in the pandemic in Central Asia when the World Health Organization (WHO) declared the end of the public health emergency for the COVID-19 pandemic on May 5, 2023.

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Article Synopsis
  • Researchers conducted a study to uncover genetic factors linked to migraines, focusing on a cohort of over 1,500 migraine patients and their relatives in Taiwan.
  • They discovered several novel genetic markers associated with migraine family history, episodic vs. chronic migraines, and the presence of aura, highlighting differences based on sex.
  • The study's results reinforce the idea that genetics play a significant role in migraines, suggesting potential candidate genes for further investigation.
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Article Synopsis
  • The study investigates the genetic basis of supraventricular tachycardias, focusing on atrioventricular nodal reentrant tachycardia (AVNRT) and atrioventricular accessory pathways/reciprocating tachycardia (AVAP/AVRT).
  • Through multiancestry meta-analyses of genome-wide association studies, researchers identified significant genetic loci associated with AVNRT and AVAP/AVRT, implicating specific genes in these cardiac conditions.
  • The results suggest that gene regions related to ion channels and cardiac development play crucial roles in susceptibility to supraventricular tachycardias, potentially influencing other cardiovascular issues such as atrial fibrillation
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Updated Surveillance Metrics and History of the COVID-19 Pandemic (2020-2023) in Latin America and the Caribbean: Longitudinal Trend Analysis.

JMIR Public Health Surveill

May 2024

Buehler Center for Health Policy and Economics, Robert J Havey, MD Institute for Global Health, Northwestern University, Chicago, IL, United States.

Background: In May 2020, the World Health Organization (WHO) declared Latin America and the Caribbean (LAC) the epicenter of the COVID-19 pandemic, with over 40% of worldwide COVID-19-related deaths at the time. This high disease burden was a result of the unique circumstances in LAC.

Objective: This study aimed to (1) measure whether the pandemic was expanding or contracting in LAC when the WHO declared the end of COVID-19 as a public health emergency of international concern on May 5, 2023; (2) use dynamic and genomic surveillance methods to describe the history of the pandemic in the region and situate the window of the WHO declaration within the broader history; and (3) provide, with a focus on prevention policies, a historical context for the course of the pandemic in the region.

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Trajectories in depressive symptoms and midlife brain health.

Transl Psychiatry

March 2024

Department of Psychiatry and Behavioral Sciences, University of California, San Francisco, California, CA, USA.

Article Synopsis
  • The study examines how depressive symptoms during early to mid-life may influence cognitive health in midlife by analyzing data from nearly 4,000 participants over 20 years.
  • Researchers identified four distinct trajectories of depressive symptoms: declining, steady high, increasing, and steady low, with varying impacts on cognitive test performance.
  • Those in the steady high and increasing depressive symptom categories performed worst on cognitive tests and exhibited structural brain changes, such as reduced gray matter volumes and increased white matter hyperintensities.
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Condensing the many physical variables defining a chemical system into a fixed-size array poses a significant challenge in the development of chemical Machine Learning (ML). Atom Centered Symmetry Functions (ACSFs) offer an intuitive featurization approach by means of a tedious and labor-intensive selection of tunable parameters. In this work, we implement an unsupervised ML strategy relying on a Gaussian Mixture Model (GMM) to automatically optimize the ACSF parameters.

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Pre-surgical factors related to latent trajectories of 5-year weight loss for a diverse bariatric surgery population.

Surg Obes Relat Dis

July 2024

Department of Research and Evaluation, Kaiser Permanente Southern California, Pasadena, California; Department of Health Systems Science, Kaiser Permanente Bernard J. Tyson School of Medicine, Pasadena, California. Electronic address:

Background: Analyzing trajectories of weight loss may address how particular groups of patients respond to metabolic and bariatric surgery.

Objectives: The Bariatric Experience Long Term (BELONG) study was designed to use a theoretical model to examine determinants of weight loss and recurrence.

Setting: Large integrated health system in Southern California with 11 surgical practices and 23 surgeons.

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Influenza Vaccination in Children Younger than 5 Years in the Region of Murcia (Spain), a Comparative Analysis among Vaccinating and Non-Vaccinating Parents: Data from the FLUTETRA Study.

Vaccines (Basel)

February 2024

Affiliation Vaccination Program, Prevention and Health Protection Service, Public Health and Addictions Directorate General, Region of Murcia Ministry of Health, 30008 Murcia, Spain.

The high burden of influenza in children has driven numerous countries towards universal vaccination of healthy children from 6 to 59 months of age. The Region of Murcia was one of the pioneer Spanish regions to conduct a universal vaccination campaign and to use live-attenuated intranasal vaccine (LAIV) if age appropriate. This study aims to evaluate the parents' likeliness to vaccinate their children and to compare the profile of vaccinating/non-vaccinating parents.

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Host-Pathogen Interactions in Urinary Tract Infections: Investigating Genetic Risk Factors in the Taiwanese Population.

Diagnostics (Basel)

February 2024

Division of Clinical Pathology, Department of Pathology, Tri-Service General Hospital, National Defense Medical Center, Taipei 114, Taiwan.

Background: () urinary tract infections pose a significant challenge in Taiwan. The significance of this issue arises because of the growing concerns about the antibiotic resistance of . Therefore, this study aimed to uncover potential genomic risk factors in Taiwanese patients with urinary tract infections through genome-wide association studies (GWAS).

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Breeding sorghum to withstand droughts is pivotal to secure crop production in regions vulnerable to water scarcity. Limited transpiration (LT) restricts water demand at high vapor pressure deficit, saving water for use in critical periods later in the growing season. Here we evaluated the hypothesis that LT would increase sorghum grain yield in the United States.

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Application of Gaussian mixture models to quantify the upper background threshold for perfluorooctane sulfonate (PFOS) in U.S. surface soil.

Environ Monit Assess

February 2024

EA Engineering, Science, and Technology, Inc, PCB, Hunt Valley, MD, 21031, USA.

Studies on the occurrence and environmental distribution of per- and polyfluoroalkyl substances (PFAS) have clearly demonstrated their ubiquity in surface soil as a result of historic and ongoing emissions from various manufacturing and industrial activities worldwide. Given global efforts to characterize and mitigate risk from point source-impacted sites, there is, thus, an urgent need to quantify nonpoint source threshold concentrations (i.e.

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Improved subcutaneous edema segmentation on abdominal CT using a generated adipose tissue density prior.

Int J Comput Assist Radiol Surg

March 2024

Imaging Biomarkers and Computer-Aided Diagnosis Laboratory, Clinical Center, National Institutes of Health, Bethesda, MD, 20892, USA.

Purpose: Edema, or swelling, is a common symptom of kidney, heart, and liver disease. Volumetric edema measurement is potentially clinically useful. Edema can occur in various tissues.

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Background: Although the 2019 EULAR/ACR classification criteria for systemic lupus erythematosus (SLE) has required at least a positive anti-nuclear antibody (ANA) titer (≥ 1:80), it remains challenging for clinicians to identify patients with SLE. This study aimed to develop a machine learning (ML) approach to assist in the detection of SLE patients using genomic data and electronic health records.

Methods: Participants with a positive ANA (≥ 1:80) were enrolled from the Taiwan Precision Medicine Initiative cohort.

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The association between single nucleotide polymorphisms and chronic rhinosinusitis (CRS) has been determined. However, it was not known whether the polygenic risk score (PRS) for nasal polyps (NP) could predict CRS with NP (CRSwNP) or without NP (CRSsNP). The aim of this study was to investigate the association between PRSs for NP and the risk of CRS with or without NP.

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