25,880 results match your criteria: "University of Nebraska-Medical Center[Affiliation]"

Abdominal aortic aneurysm (AAA) is a common, progressive, and potentially fatal dilation of the most distal aortic segment. Multiple studies with longitudinal follow-up of AAA have identified markedly slower progression among patients affected with diabetes. Understanding the molecular pathway responsible for the growth inhibition could have implications for therapy in nondiabetic patients with AAA.

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Sepsis: a summary of the SEP-1 quality measure and future considerations.

Clin Microbiol Infect

December 2024

Department of Internal Medicine, Division of Infectious Diseases, University of Nebraska Medical Center, Omaha, NE, USA. Electronic address:

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Programming the elongation of mammalian cell aggregates with synthetic gene circuits.

bioRxiv

December 2024

Eli and Edythe Broad CIRM Center for Regenerative Medicine and Stem Cell Research, Keck School of Medicine, University of Southern California, Los Angeles, CA, USA.

A key goal of synthetic morphogenesis is the identification and implementation of methods to control morphogenesis. One line of research is the use of synthetic genetic circuits guiding the self-organization of cell ensembles. This approach has led to several recent successes, including control of cellular rearrangements in 3D via control of cell-cell adhesion by user-designed artificial genetic circuits.

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Wearable heart monitors are crucial for early diagnosis and treatment of heart diseases in non-clinical settings. However, their long-term applications require skin-interfaced materials that are ultrasoft, breathable, antibacterial, and possess robust, enduring on-skin adherence-features that remain elusive. Here, we have developed multifunctional porous soft composites that meet all these criteria for skin-interfaced bimodal cardiac monitoring.

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Objective: The aim of this research was to determine how common gout flares are after ceasing anti-inflammatory prophylaxis.

Methods: A rapid literature review and meta-analysis were undertaken. PubMed was searched from inception to February 2024.

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The Effect of Climate Change on Allergen and Irritant Exposure.

J Allergy Clin Immunol Pract

December 2024

Department of Medicine, Division of Allergy and Immunology, University of Nebraska Medical Center, Omaha, Neb. Electronic address:

As the effects of anthropogenic climate change have become more apparent, the influences of climate and extreme weather events on health have continued to gain attention. The fact Earth has warmed over the past century is indisputable and the rate of warming is more alarming. As a result of anthropogenic climate change, an alteration in the air mixture has occurred over time.

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ALSUntangled #77: Psilocybin.

Amyotroph Lateral Scler Frontotemporal Degener

December 2024

Department of Neurology, Duke University, Durham, NC, USA.

Article Synopsis
  • ALSUntangled examines alternative treatments for ALS, focusing on psilocybin, a psychedelic compound from mushrooms.
  • Psilocybin may theoretically help slow ALS due to its ability to cross the blood-brain barrier and influence neurogenesis and inflammation, but there's no existing research specifically on its effects in ALS patients.
  • Due to potential risks of psychological side effects and lack of supporting evidence, the use of psilocybin for ALS progression is not currently endorsed.
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Background & Aims: Glepaglutide is a long-acting glucagon-like peptide (GLP)-2 analogue developed to improve intestinal absorption in patients with short bowel syndrome (SBS). The authors conducted a trial to establish the efficacy and safety of glepaglutide in reducing parenteral support (PS) needs in patients with SBS with intestinal failure.

Methods: In an international, placebo-controlled, randomized, parallel-group, double-blind, phase 3 trial, patients with SBS with intestinal failure requiring PS ≥3 d/wk were randomized 1:1:1 to 24 weeks of glepaglutide 10 mg twice weekly or once weekly or placebo.

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Objective: Deep brain stimulation (DBS) targeting the subthalamic nucleus (STN) is a common treatment for motor symptoms of Parkinson's disease but its influence on non-motor symptoms is less clear. Sleep spindles are known to be reduced in patients with Parkinson's disease, but the effect of STN DBS is unknown. The objective of our study was to address this knowledge gap.

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The anti-apoptotic protein myeloid cell leukemia-1 (Mcl-1) contributes to the pathophysiology of acute myeloid leukemia (AML) and certain B-cell malignancies. Tumor dependence on Mcl-1 is associated with resistance to venetoclax. Voruciclib, an oral cyclin-dependent kinase (CDK) inhibitor targeting CDK9, indirectly decreases Mcl-1 protein expression and synergizes with venetoclax in preclinical models.

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Chromatin contact maps are often shown as 2D heatmaps and visually compared to 1D genomic data by simple juxtaposition. While common, this strategy is imprecise, placing the onus on the reader to align features with each other. To remedy this, we developed HiCrayon, an interactive tool that facilitates the integration of 3D chromatin organization maps and 1D datasets.

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Background:  Adhesive small bowel obstruction (ASBO) accounts for the majority of hospitalizations related to SBO following abdominal surgery. Delays in the management of ASBO are associated with longer hospital stays and increased mortality rates, making it imperative to establish an efficient way of determining which patients need surgical intervention.

Purpose: To evaluate the contribution of bedside small bowel follow-through (BSBFT) in the management of suspected ASBO.

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is a dimorphic fungus that causes pulmonary, disseminated, or, rarely, primary cutaneous disease. Primary cutaneous histoplasmosis presents with non-specific skin lesions, which can lead to poor patient outcomes due to diagnostic challenges and delays in diagnosis. A 62-year-old male on immunosuppressive medications for lupus nephritis presented to the emergency department with 24 hours of altered mental status.

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Objective: To understand healthcare workers' (HCWs) beliefs and practices toward blood culture (BCx) use.

Design: Cross-sectional electronic survey and semi-structured interviews.

Setting: Academic hospitals in the United States.

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Purpose: National Wilms Tumor Study-5 (NWTS-5) and AREN0321 evaluated the outcomes of children with rhabdoid tumor of the kidney (RTK) and malignant rhabdoid tumor of soft tissues (MRT).

Patients And Methods: Eligible patients with RTK were enrolled prospectively on NWTS-5 (1995-2002) and treated with carboplatin and etoposide alternating with cyclophosphamide (Regimen RTK). Patients with RTK or MRT were enrolled on AREN0321 (2005-2012) and received vincristine, doxorubicin, and cyclophosphamide alternating with carboplatin, cyclophosphamide, and etoposide (Regimens UH-1 or dose-reduced Revised UH-1).

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Carbohydrate-mediated interactions between chloroviruses and the immune system.

Commun Biol

December 2024

Department of Molecular Cell Biology and Immunology, Amsterdam UMC, Vrije Universiteit Amsterdam, Amsterdam, The Netherlands.

Understanding the molecular mechanisms which drive and modulate host-pathogen interactions are essential when designing effective therapeutic and diagnostic approaches aimed at controlling infectious diseases. Certain large and giant viruses have recently been discovered as components of the human virome, yet little is known about their interactions with the host immune system. We have dissected the role of viral N-linked glycans during the interaction between the glycoproteins from six chloroviruses (belonging to three chlorovirus classes: NC64A, SAG, and Osy viruses) and the representative carbohydrate-binding receptors of the innate immune system.

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Prolonged Immunomodulator Delivery Boosts Monocyte Exosome Secretion and Elevates Cathelicidin/LL-37 Content.

ACS Appl Mater Interfaces

January 2025

Department of Surgery-Transplant and Mary & Dick Holland Regenerative Medicine Program, University of Nebraska Medical Center, Omaha, Nebraska 68198, United States.

Human cathelicidin LL-37 offers significant benefits to the immune system and in treating various diseases, but its therapeutic potential is hindered by low activity and instability in physiological environments. Here, we introduce a strategy to boost LL-37 levels in exosomes derived from THP-1 monocytes by incubating cells with electrospun nanofibers containing immunomodulators (e.g.

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Importance: Maternal tobacco use during pregnancy (MTDP) remains a major public health challenge. However, the complete spectrum of effects of MTDP is not fully understood.

Objectives: To examine the longitudinal associations of MTDP and children's brain morphometric subcortical volume and gray-white matter contrast (GWC) development.

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Purpose: This systematic review aimed to collate and synthesize the available literature on the abscopal effect in Glioblastoma multiforme (GBM) neoplasms, focusing on the reported biochemical mechanisms driving the abscopal effect.

Methods: A systematic search was conducted in PubMed, Cochrane Database of Systematic Reviews, and Epistemonikos from inception to May 1, 2023. Studies exploring the abscopal effect in GBM were included.

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Article Synopsis
  • The study aimed to assess factors affecting the implementation of ventilator liberation guidelines for pediatric patients and create a strategy for an international collaborative effort called VentLib4Kids.
  • The survey involved 26 pediatric intensive care units (PICUs) across 18 centers, gathering 409 responses from various healthcare professionals, such as doctors, nurses, and respiratory therapists.
  • Three implementation tiers were established based on consensus about various practices, showing that extubation readiness testing was well-agreed upon, while more complex practices like respiratory muscle strength testing had significant gaps in perception and agreement among respondents.
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Background: Sex, as a biological construct, and gender, defined as the cultural attitudes and behaviours attributed by society, may be associated with allograft loss, death, cancer, and rejection. Other factors, such as recipient age and donor sex, may modify the association between sex/gender and post-transplant outcomes.

Objectives: We sought to evaluate the prognostic effects of recipient sex and, separately, gender as independent predictors of graft loss, death, cancer, and allograft rejection following kidney or simultaneous pancreas-kidney (SPK) transplantation.

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