5,627,987 results match your criteria: "USA; HCA Research Institute[Affiliation]"

Effects of the physical form of starter feed on the intake, performance, and health of female Holstein calves.

Animal

December 2024

Department of Animal Sciences, Washington State University, Pullman, WA 99164, USA; William H. Miner Agricultural Research Institute, Chazy, NY 12921, USA. Electronic address:

Available literature on the effect of various physical forms of starter feed (PFSF) on calf performance is conflicting. Thus, this study aimed to investigate the effect of the PFSF on feed intake, growth performance, blood metabolites, and the health of dairy calves. Twenty-four female Holstein calves (5-d-old; 40.

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Functions of communication during emergency care of children with medical complexity: Caregiver perspectives.

Patient Educ Couns

January 2025

Department of Pediatrics, Washington University School of Medicine in St. Louis. St. Louis, 660 S. Euclid Ave, St. Louis, MO 63110, USA; Bioethics Research Center, Washington University School of Medicine in St. Louis, 4523 Clayton Avenue, Campus Box 8005, St. Louis, MO 63110-1093, USA. Electronic address:

Objective: We investigated communication experiences of caregivers of children with medical complexity (CMC) during emergency care.

Methods: Fifteen caregivers of CMC participated in semi-structured interviews regarding communication while seeking care for their child in the emergency department (ED). Thematic analysis was applied using a previously established functional communication model as an a priori framework.

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A synchronized event-cue feedback loop integrating a 3D printed wearable flexible sensor-tactor platform.

Biosens Bioelectron

January 2025

Department of Physics, Virginia Commonwealth University, Richmond, VA, 23284, USA; Institute for Sustainable Energy and Environment, Virginia Commonwealth University, Richmond, VA, 23284, USA. Electronic address:

Wearable devices designed for the somatosensory system aim to provide event-cue feedback electronics and therapeutic stimulation to the peripheral nervous system. This prompts a neurological response that is relayed back to the central nervous system. Unlike virtual reality tools, these devices precisely target peripheral mechanoreceptors by administering specific stimuli.

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CORR Insights®: Development of a Brief, Positively Framed Care Team Experience Measure.

Clin Orthop Relat Res

January 2025

Professor of Orthopaedics and Vice Dean for Academic Affairs, Orthopaedics Department, University of Rochester School of Medicine and Dentistry, Rochester, NY, USA.

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Background: A number of efforts have been made to tailor behavioral healthcare treatments to the variable needs of patients with low back pain (LBP). The most common approach involves the STarT Back Screening Tool (SBST) to triage the need for psychologically informed care, which explores concerns about pain and addresses unhelpful beliefs, attitudes, and behaviors. Such beliefs that pain always signifies injury or tissue damage and that exercise should be avoided have been implied as psychosocial mediators of chronic pain and can impede recovery.

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Background: Resilience refers to the ability to adapt or recover from stress. There is increasing appreciation that it plays an important role in wholistic patient-centered care and may affect patient outcomes, including those of orthopaedic surgery. Despite being a focus of the current orthopaedic evidence, there is no strong understanding yet of whether resilience is a stable patient quality or a dynamic one that may be modified perioperatively to improve patient-reported outcome scores.

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The main objective of this prospective, multicenter study (REVEAL-CP) was to test children with cerebral palsy-like signs and symptoms for raised 3--methyldopa (3-OMD) blood levels, a biomarker for aromatic L-amino acid decarboxylase deficiency (AADCd). A secondary objective was to characterize the molecular basis for the defective aromatic L-amino acid decarboxylase (AADC) gene product. Patients were identified in pediatric secondary and tertiary care hospitals through database searches and personal communication.

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Understanding the Lymphatic System: Tissue-on-Chip Modeling.

Annu Rev Biomed Eng

January 2025

1Joint Department of Biomedical Engineering, University of North Carolina at Chapel Hill and North Carolina State University, Chapel Hill and Raleigh, North Carolina, USA;

The lymphatic vasculature plays critical roles in maintaining fluid homeostasis, transporting lipid, and facilitating immune surveillance. A growing body of work has identified lymphatic dysfunction as contributing to the severity of myriad diseases and to systemic inflammation, as well as modulating drug responses. Here, we review efforts to reconstruct lymphatic vessels in vitro toward establishing humanized, functional models to advance understanding of lymphatic biology and pathophysiology.

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Pectins underpin the assembly, molecular architecture, and physical properties of plant cell walls and through their effects on cell growth and adhesion influence many aspects of plant development. They are some of the most dynamic components of plant cell walls, and pectin remodeling and degradation by pectin-modifying enzymes can drive developmental programming via physical effects on the cell wall and the generation of oligosaccharides that can act as signaling ligands. Here, we introduce pectin structure and synthesis and discuss pectin functions in plants.

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Inspired by the success of graphene, two-dimensional (2D) materials have been at the forefront of advanced (opto-)nanoelectronics and energy-related fields owing to their exotic properties like sizable bandgaps, Dirac fermions, quantum spin Hall states, topological edge states, and ballistic charge carrier transport, which hold promise for various electronic device applications. Emerging main group elemental 2D materials, beyond graphene, are of particular interest due to their unique structural characteristics, ease of synthetic exploration, and superior property tunability. In this review, we present recent advances in atomic-scale studies of elemental 2D materials with an emphasis on synthetic strategies and structural properties.

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The Science of Nanostructure Acoustic Vibrations.

Annu Rev Phys Chem

January 2025

Department of Chemistry and Biochemistry, University of Notre Dame, Notre Dame, Indiana, USA;

Ultrafast excitation of nanoparticles can excite the acoustic vibrational modes of the structure that correlate with the expansion coordinates. These modes are frequently seen in transient absorption experiments on metal nanoparticle samples and occasionally for semiconductors. The aim of this review is to give an overview of the physical chemistry of nanostructure acoustic vibrations.

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Atrial cardiomyopathy (AC) has been defined by the European Heart Rhythm Association as "Any complex of structural, architectural, contractile, or electrophysiologic changes in the atria with the potential to produce clinically relevant manifestations".1 The left atrium (LA) plays a key role in maintaining normal cardiac function; in fact atrial dysfunction has emerged as an essential determinant of outcomes in different clinical scenarios, such as valvular diseases, heart failure (HF), coronary artery disease (CAD) and atrial fibrillation (AF). A comprehensive evaluation, both anatomical and functional, is routinely performed in cardiac imaging laboratories.

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Drusen Regression Following Macular Hole Surgery: A Case Report.

Retin Cases Brief Rep

January 2025

Herbert Wertheim College of Medicine, Florida International University, Miami, Florida, USA.

Purpose: To report a case of drusen regression following pars plana vitrectomy with internal limiting membrane peel (ILMP) in a patient with a full-thickness macular hole and dry age-related macular degeneration (AMD).

Methods: A 67-year-old gentleman presented in April 2024 with a full-thickness macular hole in OS and intermediate dry AMD OU. The patient underwent pars plana vitrectomy, ILMP, and an injection of sulfur hexafluoride gas for macular hole repair in OS.

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Purpose: To characterize retinal vessel whitening (RVW) in Retinitis Pigmentosa (RP).

Methods: Single-center cross-sectional study. Review of clinical notes of clinically confirmed RP patients was performed followed by grading ultra-widefield imaging.

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Purpose: To investigate the impact of the distance from the most-anterior surface of the optic to the principal object plane (POP) and from the foremost haptic to the principal object plane (H-POP) on the intraocular lens (IOL) power calculation.

Setting: A tertiary hospital.

Design: Optical simulation and retrospective cross-sectional study.

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Toxic Anterior Segment Syndrome: A 2012-2022 Update on the Most Common Causes.

J Cataract Refract Surg

January 2025

Intermountain Ocular Research Center, Department of Ophthalmology and Visual Sciences, John A. Moran Eye Center, University of Utah, Salt Lake City, Utah.

Purpose: To identify trends in the reporting of toxic anterior segment syndrome (TASS) to the American Society of Cataract and Refractive Surgery (ASCRS) TASS Force from 2012-2022.

Setting: John A. Moran Eye Center, University of Utah, Salt Lake City, UT, USA.

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A world less safe and secure.

Science

January 2025

Lawrence O. Gostin is Distinguished University Professor at Georgetown University, co-faculty director of the O'Neill Institute for National and Global Health Law, and director of the World Health Organization Collaborating Center on National and Global Health Law, Washington, DC, USA.

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Distinct tau amyloid assemblies underlie diverse tauopathies but defy rapid classification. Cell and animal experiments indicate tau functions as a prion, as different strains propagated in cells cause unique, transmissible neuropathology after inoculation. Strain amplification requires compatibility of the monomer and amyloid template.

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Rock strength controls erosion in tectonically dead landscapes.

Sci Adv

January 2025

Instituto de Geociências, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil.

Interactions among tectonics, climate, and lithology shape the Earth's surface. In regions dominated by tectonic quiescence and climate stability, the role of rock strength related to lithology, and its role in landscape evolution, can be most clearly perceived. We leverage these qualities in a unique field site by integrating topographic data, erosion rates, and a large suite of rock strength measurements to quantify the relationship between bedrock strength and erosion rates along a 200-km section of the southeast coast of Brazil where climatic and tectonic variability are minimal.

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Dynamic molecular architecture of the synaptonemal complex.

Sci Adv

January 2025

Department of Molecular and Cell Biology, University of California, Berkeley, Berkeley, CA 94720-3200, USA.

During meiosis, pairing between homologous chromosomes is stabilized by the assembly of the synaptonemal complex (SC). The SC ensures the formation of crossovers between homologous chromosomes and regulates their distribution. However, how the SC regulates crossover formation remains elusive.

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Significance of birth in the maintenance of quiescent neural stem cells.

Sci Adv

January 2025

Department of Developmental and Regenerative Neurobiology, Institute of Brain Science, Nagoya City University Graduate School of Medical Sciences, 1 Kawasumi, Mizuho-cho, Mizuho-ku, Nagoya, Aichi 467-8601, Japan.

Birth is one of the most important life events for animals. However, its significance in the developmental process is not fully understood. Here, we found that birth-induced alteration of glutamine metabolism in radial glia (RG), the embryonic neural stem cells (NSCs), is required for the acquisition of quiescence and long-term maintenance of postnatal NSCs.

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