3,153 results match your criteria: "Medical Center Dr[Affiliation]"

Current therapies for multiple sclerosis (MS) often have limited efficacy and side effects, necessitating alternative approaches. Noninvasive brain stimulation (NIBS), such as transcranial direct current stimulation and transcranial magnetic stimulation (TMS), offers potential solutions. Among NIBS techniques, theta burst stimulation (TBS) is notable for its ability to modulate cortical activity.

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Current practices and opinions on auditory training in adult cochlear implant recipients.

Am J Otolaryngol

December 2024

Department of Otolaryngology - Head and Neck Surgery, Mayo Clinic, 200 1(st) St. SW, Rochester, MN 55905, USA; Department of Neurosurgery, Mayo Clinic; 200 1(st) St. SW, Rochester, MN 55905, USA. Electronic address:

Objective: To examine current practices and opinions of cochlear implant (CI) providers with respect to post-implantation auditory training.

Methods: A survey was submitted to the American Cochlear Implant Alliance membership that reviewed current practice and opinions with respect to post-implantation auditory training for adult CI recipients.

Main Outcome Measures: Review of respondent practice, center volume, role on CI team, and current usage and opinions surrounding auditory training, including resources used and schedule of use.

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The durability of an antibody (Ab) response is highly important for antiviral vaccines. However, due to the complex compositions of natural virions, the molecular determinants of Ab durability from viral infection or inactivated viral vaccines have been incompletely understood. Here we used a reductionist system of liposome-based virus-like structures to examine the durability of Abs from primary immune responses in mice.

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Bystander interaction with a novel multipurpose medical drone: A simulation trial.

Resusc Plus

June 2024

Department of Emergency Medicine, University of Michigan Medical School, 1500 East Medical Center Drive, Ann Arbor, MI 48109, United States.

Article Synopsis
  • Medical drones show promise for improving emergency treatment, but their design and interaction with lay rescuers need further study.
  • A simulation involved 24 volunteers responding to scenarios like cardiac arrest, where most felt comfortable using the drone, although they found some visual cues confusing.
  • Participants had mixed experiences with the medical kit's layered design, highlighting the need for improvements to enhance usability and effectiveness in emergencies.
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Background: This joint expert review by the Obesity Medicine Association (OMA) and National Lipid Association (NLA) provides clinicians an overview of the pathophysiologic and clinical considerations regarding obesity, dyslipidemia, and cardiovascular disease (CVD) risk.

Methods: This joint expert review is based upon scientific evidence, clinical perspectives of the authors, and peer review by the OMA and NLA leadership.

Results: Among individuals with obesity, adipose tissue may store over 50% of the total body free cholesterol.

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When simplicity triumphs: niche specialization of gut bacteria exists even for simple fiber structures.

ISME Commun

January 2024

Whistler Center for Carbohydrate Research, Department of Food Science, 745 Agriculture Mall Drive, Purdue University, West Lafayette, IN 47907, United States.

Structurally complex corn bran arabinoxylan (CAX) was used as a model glycan to investigate gut bacteria growth and competition on different AX-based fine structures. Nine hydrolyzate segments of the CAX polymer varying in chemical structure (sugars and linkages), CAX, five less complex non-corn arabinoxylans, and xylose and glucose were ranked from structurally complex to simple. The substrate panel promoted different overall growth and rates of growth of eight xylan-degrading strains.

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Paraesophageal hernia recurrence following repair: making the case for reoperative surgery in a propensity-matched cohort.

Surg Endosc

June 2024

Division of Minimally Invasive Surgery, Department of Surgery, University of Michigan, 2926A Taubman Center, 1500 E Medical Center Dr, Ann Arbor, MI, 48109, USA.

Background: Paraesophageal hernia repairs (PEHRs) have high rates of radiographic recurrence, with some patients requiring repeat operation. This study characterizes patients who underwent PEHR to identify the factors associated with postoperative symptom improvement and radiographic recurrence. We furthermore use propensity score matching to compare patients undergoing initial and reoperative PEHR to identify the factors predictive of recurrence or need for reoperation.

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Survivorship After Neurocritical Care: A Scoping Review of Outcomes Beyond Physical Status.

Neurocrit Care

October 2024

Division of Pulmonary, Critical Care, and Sleep Medicine, Department of Medicine, University of California, San Diego Health, La Jolla, CA, USA.

Following intensive care unit hospitalization, survivors of acute neurological injury often experience debilitating short-term and long-term impairments. Although the physical/motor impairments experienced by survivors of acute neurological injury have been described extensively, fewer studies have examined cognitive, mental health, health-related quality of life (HRQoL), and employment outcomes. This scoping review describes the publication landscape beyond physical and/or motor sequelae in neurocritical care survivors.

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Proteasome dysfunction is implicated in the pathogenesis of neurodegenerative diseases and age-related proteinopathies. Using a model, we demonstrate that 20S proteasome hyperactivation, facilitated by 20S gate-opening, accelerates the targeting of intrinsically disordered proteins. This leads to increased protein synthesis, extensive rewiring of the proteome and transcriptome, enhanced oxidative stress defense, accelerated lipid metabolism, and peroxisome proliferation.

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Introduction: Anosognosia, defined as reduced awareness of one's deficit or symptom, is common in Huntington's disease (HD) and detectable at each disease stage. The impact of anosognosia on self-reporting in HD populations is critical to understand given growing use of patient-reported outcomes in HD clinical care and research. We aimed to determine the influence of anosognosia on patient-reported outcome measures assessing psychiatric symptoms and quality of life in HD.

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Introduction: No specific study has investigated the characteristics and outcomes of anterior shoulder dislocations in morbidly obese individuals. The purpose of this study was to describe shoulder dislocations in patients with body mass index (BMI) greater than 40.

Methods: A retrospective review was conducted to identify patients aged 18 years and older with a BMI ≥40 who presented with a shoulder dislocation in a single institution from 2000 to 2020.

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Background: In sub-Saharan Africa (SSA), Plasmodium falciparum causes most of the malaria cases. Despite its crucial roles in disease severity and drug resistance, comprehensive data on Plasmodium falciparum genetic diversity and multiplicity of infection (MOI) are sparse in SSA. This study summarizes available information on genetic diversity and MOI, focusing on key markers (msp-1, msp-2, glurp, and microsatellites).

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Article Synopsis
  • Maackia amurensis lectins, specifically M. amurensis seed lectin (MASL), bind to sialic acid residues on proteins, showing potential to reduce inflammation in arthritic cells and inhibit tumor growth and movement.
  • The study characterized MASL into two groups based on its ability to form dimers, with MASL having unique isoforms and glycosylation sites that significantly impact its function and interaction with the podoplanin (PDPN) receptor.
  • Results indicate that MASL exhibits strong binding to PDPN and can effectively inhibit the growth and motility of oral squamous cell carcinoma (OSCC) cells, highlighting its potential use as an antic
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Design of overnight radiology shifts - primum non nocere.

Emerg Radiol

June 2024

Geisel School of Medicine, Dartmouth College, 1 Rope Ferry Rd, 03755, Hanover, NH, USA.

Overnight radiology (ONR) is necessary for providing timely patient care but poses unique professional and personal challenges to the radiologists. Maintaining a sustainable, long-term overnight radiology program hinges on the retention of radiologists who grasp the institutional workflow and can adeptly navigate inherent disruptions while consistently delivering high-quality patient care. Design of radiology shifts can significantly impact the performance and well-being of radiologists, with downstream implications for patient care and risk management.

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Article Synopsis
  • Glioblastoma (GB) is the most common and aggressive brain tumor, primarily affecting older adults with a median age of 64, and treatment increases survival but also leads to adverse side effects.
  • A study using the SEER-Medicare dataset found that males were more likely to receive standard treatment for GB compared to females, who were more often untreated.
  • The research also revealed distinct sex differences in adverse events, with females experiencing more gastrointestinal and blood disorders, while males faced higher rates of cardiac and renal issues after treatment.*
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  • Iron is crucial for health but excessive accumulation, especially in the brain, is linked to neurodegenerative diseases like Alzheimer's and Parkinson's Disease (PD).
  • The study used UK Biobank data to analyze how diet and lifestyle factors influence brain iron levels and risk of PD, employing various statistical methods on tens of thousands of participants.
  • Significant findings revealed that preferences for alcohol, exercise, and high-sugar foods are strongly associated with brain iron accumulation and increased PD risk.
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We proposed an end-to-end deep learning convolutional neural network (DCNN) for region-of-interest based multi-parameter quantification (RMQ-Net) to accelerate quantitative ultrashort echo time (UTE) MRI of the knee joint with automatic multi-tissue segmentation and relaxometry mapping. The study involved UTE-based T1 (UTE-T1) and Adiabatic T1ρ (UTE-AdiabT1ρ) mapping of the knee joint of 65 human subjects, including 20 normal controls, 29 with doubtful-minimal osteoarthritis (OA), and 16 with moderate-severe OA. Comparison studies were performed on UTE-T1 and UTE-AdiabT1ρ measurements using 100%, 43%, 26%, and 18% UTE MRI data as the inputs and the effects on the prediction quality of the RMQ-Net.

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: Periodontitis is marked by the destruction of alveolar bone. Sclerostin (SOST) and dickkopf-1 (DKK-1) act as inhibitors of the Wingless-type (Wnt) signaling pathway, a key regulator of bone metabolism. Recent studies have suggested that statins play a role in bone resorption and formation by influencing Wnt signaling.

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A replication competent Plasmodium falciparum parasite completely attenuated by dual gene deletion.

EMBO Mol Med

April 2024

Center for Global Infectious Disease Research, Seattle Children's Research Institute, 307 Westlake Avenue North, Suite 500, Seattle, WA, 98109, USA.

Vaccination with infectious Plasmodium falciparum (Pf) sporozoites (SPZ) administered with antimalarial drugs (PfSPZ-CVac), confers superior sterilizing protection against infection when compared to vaccination with replication-deficient, radiation-attenuated PfSPZ. However, the requirement for drug administration constitutes a major limitation for PfSPZ-CVac. To obviate this limitation, we generated late liver stage-arresting replication competent (LARC) parasites by deletion of the Mei2 and LINUP genes (mei2/linup or LARC2).

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Imaging Features of Arrhythmogenic Cardiomyopathies.

Radiographics

April 2024

From the Department of Radiology (M.S.G., A.K.A., W.R.T., P.P.A.) and Division of Cardiovascular Medicine, Department of Internal Medicine (E.D.S., A.S.H., A.M.A.S., C.M.), Michigan Medicine, University of Michigan, 1500 E Medical Center Dr, Ann Arbor, MI 48109.

Article Synopsis
  • * While initially thought to primarily affect the right ventricle, ACM can also impact the left ventricle or both ventricles, leading to changes in diagnostic criteria due to evolving understanding of the disease.
  • * The updated Padua criteria enhance diagnosis by including modern imaging techniques like cardiac MRI and recognizing features such as ventricular dilation and tissue characterization, while considering other conditions that could mimic ACM, especially in right-dominant and left-dominant phenotypes.
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Background: Pancreatic fluid collections (PFCs) may recur after resolution with endoscopic transmural drainage (ETD) and standard stent removal (SSR). Herein, we compared the efficacy and safety of leaving long-term indwelling plastic stents (LTIS) vs. standard stent removal after PFC resolution with ETD.

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