294,314 results match your criteria: "Michigan; and the Detroit Medical Center[Affiliation]"

The widespread use of gadolinium-based contrast agents for magnetic resonance imaging (MRI) in recent decades has led to a growing demand for Gd and raised environmental concerns due to their direct discharge into wastewater systems. In response, we developed an electrochemical filtration method to recover Gd from patient urine following contrast-enhanced MRI. This method involves modifying a conventional vacuum filtration apparatus by introducing electrodes into the filter membrane, creating a strong electric field of ∼5 kV/m and a steep three-zone pH gradient within the filter membrane.

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Purpose: To optimize a 100 ms pulse for producing CEST MRI contrast and evaluate in mice.

Methods: A gradient ascent algorithm was employed to generate a family of 100 point, 100 ms pulses for use in CEST pulse trains (proton resonance enhancement for CEST imaging and shift exchange). Gradient ascent optimizations were performed for exchange rates = 500, 1500, 2500, 3500, and 4500 s; and labile proton offsets (Δω) = 9.

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Objective: Peripheral intravenous catheter (PIVC) failure occurs in approximately 50% of insertions. Unexpected PIVC failure leads to treatment delays, longer hospitalizations, and increased risk of patient harm. In current practice there is no method to predict if PIVC failure will occur until it is too late and a grossly obvious complication has occurred.

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Background: Orthotopic murine models of pancreatic cancer represent an important tool for evaluating treatment strategies. Several genetically modified mouse tumors and xenograft models have been reported. Genetic models have unpredictable growth and variable waiting period, while orthotopic models are operative ones, difficult to create and result in irregular metastasis.

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Current landscape of immunotherapy in esophageal cancer: a literature review.

J Thorac Dis

December 2024

Department of Surgery and Thoracic Surgery, Ascension Providence Hospital, Michigan State University College of Human Medicine, Southfield, MI, USA.

Background And Objective: Esophageal cancer has witnessed a significant shift in its epidemiology within the United States. Adenocarcinoma of the esophagus is now the fastest-growing solid malignancy, surpassing esophageal squamous cell carcinoma (ESCC) in frequency. There has been a concentrated effort to establish new therapies for dealing with this malignancy including immunotherapy in conjunction with surgery and radiotherapy.

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Comprehensive bibliometric analysis of pharmacotherapy for bipolar disorders: Present trends and future directions.

World J Psychiatry

January 2025

The Second Affiliated Hospital, Jiangxi Medical College, Nanchang University, Nanchang 330006, Jiangxi Province, China.

Background: Bipolar disorder (BD) is a severe mental illness characterized by significant mood swings. Effective drug treatment modalities are crucial for managing BD.

Aim: To analyze the current status and future trends of global research on BD drug treatment over the last decade.

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Vitiligo Exchange: An Expert Panel Discussion of Two Clinical Cases.

J Clin Aesthet Dermatol

December 2024

Dr. Grimes is the Founder and Director at the Vitiligo & Pigmentation Institute of Southern California in Los Angeles, California; Clinical Professor of Dermatology at the University of California, Los Angeles. Current President of the Global Vitiligo Foundation.

This article is based on a roundtable discussion in which three panelists review clinically relevant insights about vitiligo and discuss two cases that illustrate the multiple challenges faced by both patients and clinicians in managing this complex disease. The first is a 32-year-old White female patient with Fitzpatrick Skin Type III/IV with extensive depigmentation in the trunk area. The patient achieved 90-percent repigmentation with a combination therapy approach.

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A Qualitative Study of First HIV Test Experiences Among Sexual and Gender Minority Adolescents.

Sex Res Social Policy

December 2024

Institute for Sexual and Gender Minority Health and Wellbeing, Northwestern University, 625 N. Michigan Avenue, Suite 1400, Chicago, IL 60611, USA.

Introduction: This qualitative study examined adolescents' first experiences with HIV testing.

Methods: Data were collected from April 2018 to October 2020 as part of an HIV prevention and sex education intervention; SGM adolescents ( = 175) answered open-ended questions regarding experiences with their first HIV test and advice for other adolescents seeking HIV testing. Data were analyzed through inductive content analysis.

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Iris: A Next Generation Digital Pathology Rendering Engine.

J Pathol Inform

January 2025

University of Michigan Medical School, Department of Pathology, 2800 Plymouth Road, Ann Arbor, MI 48109-2800, USA.

Digital pathology is a tool of rapidly evolving importance within the discipline of pathology. Whole slide imaging promises numerous advantages; however, adoption is limited by challenges in ease of use and speed of high-quality image rendering relative to the simplicity and visual quality of glass slides. Herein, we introduce Iris, a new high-performance digital pathology rendering system.

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Airway inflammation, a hallmark feature of asthma, drives many canonical features of the disease, including airflow limitation, mucus plugging, airway remodeling, and hyperresponsiveness. The T2 inflammatory paradigm is firmly established as the dominant mechanism of asthma pathogenesis, largely due to the success of inhaled corticosteroids and biologic therapies targeting components of the T2 pathway, including IL-4, IL-5, IL-13, and thymic stromal lymphopoietin (TSLP). However, up to 30% of patients may lack signatures of meaningful T2 inflammation (ie, T2 low).

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Background: Knee osteoarthritis (KOA) is the most common form of arthritis in adults and a leading cause of years lived with disability, representing a significant burden on healthcare worldwide.

Objective: Describe the structure and educational elements of the Knee-SCHOOL, a brief patient-centered multidisciplinary educational program for patients with KOA.

Design: Observational prospective study.

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The burden of diabetic foot ulcers is largely underappreciated, even by the healthcare community. Living with advanced, complex chronic diseases can be challenging for the patient and often requires additional time and resource utilization by the provider. The use of novel technology within medicine should be focused on fostering excellent experiences, thereby promoting satisfaction and ultimately, quality care.

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and , two new species from North America.

Fungal Syst Evol

December 2024

Department of Natural History, New Brunswick Museum, Saint John, New Brunswick, E2K 1E5, Canada.

Two new species of . and , are formally described from eastern and midwestern North America based on molecular data, morphological characters and geographic distribution pattern. They are found in summer and fall in hardwood forests including (, ) and in grassy clearings and nutrient-rich soils.

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Wood-loving magic mushrooms from Australia are saprotrophic invaders in the Northern Hemisphere.

Fungal Syst Evol

December 2024

Department of Ecology and Evolutionary Biology, University of Michigan, Ann Arbor, Michigan, USA.

Magic mushrooms are fungi that produce psilocybin, an entheogen with long-term cultural use and a breakthrough compound for treatment of mental health disorders. Fungal populations separated by geography are candidates for allopatric speciation, yet species connectivity typically persists because there is minimal divergence at functional parts of mating compatibility genes. We studied whether connectivity is maintained across populations of a widespread species complex of magic mushrooms that has infiltrated the Northern Hemisphere from a hypothesised centre of origin in Australasia.

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Novel species of fungi described in this study include those from various countries as follows: , from accumulated snow sediment sample. , on leaf spots of . , on submerged decaying wood in sea water, on , as endophyte from healthy leaves of .

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Unstable States and the Biologization of Mental Illness.

SSM Ment Health

December 2024

Georgetown University, Department of Psychology, 306C White-Gravenor Hall, 3700 O St. NW, Washington, DC 20057.

We critically examine how biological narratives of mental illness mediate relations between personal experiences and socio-structural conditions of distress in crisis contexts. Using three case studies of contemporary crises in Russia, the Republic of Cameroon, and Bangladesh, we showcase the ways in which biological meanings of mental illness carry political and structural significance as authorities employ "biologization" for political ends. In Russia, biologization is strategically useful to authorities seeking to control a populace, as chronic "conditions" can be "treated" indefinitely.

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A central goal of ecosystem restoration is to promote diverse, native-dominated plant communities. However, restoration outcomes can be highly variable. One cause of this variation may be the decisions made during the seed mix design process, such as choosing the number of species to include (sown diversity) or the number of locations each species should be sourced from (source diversity, manipulated to affect genetic diversity).

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The use of transportation network companies (TNCs), such as Uber and Lyft, is widespread in many US cities, including those with good transit. However, transit use produces smaller externalities relative to private vehicles and is cheaper but can increase travel time. Here we compare the benefits and costs of real TNC trips in Chicago to a counterfactual in which they are performed by transit.

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Since the first genetic counseling program (GCP) was established in 1969, there has been a proliferation of growth and demand for genetic counselors. Advances in technology, affordable access to genetic testing, public genomic health initiatives, and diversifying clinical and non-clinical roles comprise a dynamic environment that GCPs must respond to. While there is extensive literature regarding how other health professions adapt their curricula to changing environments, this has yet to be documented and explored for genetic counseling.

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Introduction: Men with prostate cancer (PCa) and their support providers face challenges in accessing high-quality, impartial information tailored to their specific needs to enhance their overall care and decision-making. We describe the development, piloting and evaluation of the co-designed web portal 'BroSupPORT'.

Methods: IT teams developed and integrated BroSupPORT into the Victorian Prostate Cancer Outcomes Registry (PCOR-Vic) electronic patient-reported outcome follow-up process.

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Background: Persisting post-concussion symptoms (PPCS) is a condition characterized by prolonged recovery from a mild traumatic brain injury (mTBI) and compromised quality of life. Previous literature, on the basis of small sample sizes, concludes that there are several risk factors for the development of PPCS.

Objective: We seek to identify protective and risk factors for developing slow recovery or persisting post-concussion symptoms (PPCS) by analyzing medical history, contact sport level, setting, and the Sport Concussion Assessment Tool (SCAT) and Brief Symptom Inventory (BSI-18) assessments at baseline and post-injury.

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Polymeric Anti-Antibiotic Microparticles to Prevent Antibiotic Resistance Evolution.

Small

January 2025

Department of Chemical Engineering, The Pennsylvania State University, University Park, PA, 16802, USA.

Vancomycin (VAN) and daptomycin (DAP) are among the last-resort antibiotics for treating multidrug-resistant Gram-positive bacterial infections. They are administered intravenously (IV); however, ≈5 - 10% of the total IV dose is released in the gastrointestinal (GI) tract via biliary excretion, driving resistance emergence in commensal Enterococcus faecium (E. faecium) populations.

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Proposed resources required for a comprehensive program for CCT CHD imaging.

J Cardiovasc Comput Tomogr

January 2025

Royal Brompton Hospital, London, England, USA; School of Biomedical Engineering and Imaging Sciences, King's College, London, USA. Electronic address:

Background: Cardiac Computed Tomography (CCT) is increasingly used for evaluation of congenital heart disease (CHD) in patients of all ages. Pediatric and adult congenital heart disease (ACHD) surgical programs require high quality CCT imaging as part of the multimodality imaging support expected of comprehensive care centers. Despite these expectations, there are no benchmarks or defined programmatic elements specific to the performance of CCT in patients with CHD.

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