124,067 results match your criteria: "Arizona; Indiana University School of Medicine (G.S.R.[Affiliation]"

Freshwater ecosystems are highly biodiverse and important for livelihoods and economic development, but are under substantial stress. To date, comprehensive global assessments of extinction risk have not included any speciose groups primarily living in freshwaters. Consequently, data from predominantly terrestrial tetrapods are used to guide environmental policy and conservation prioritization, whereas recent proposals for target setting in freshwaters use abiotic factors.

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The sex chromosomes contain complex, important genes impacting medical phenotypes, but differ from the autosomes in their ploidy and large repetitive regions. To enable technology developers along with research and clinical laboratories to evaluate variant detection on male sex chromosomes X and Y, we create a small variant benchmark set with 111,725 variants for the Genome in a Bottle HG002 reference material. We develop an active evaluation approach to demonstrate the benchmark set reliably identifies errors in challenging genomic regions and across short and long read callsets.

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College men are among those least likely to be vaccinated against the human papillomavirus (HPV). Viewing digital stories from other college men who were vaccinated against HPV as young adults may help influence them to seek the vaccine. Guided by the Theory of Planned Behavior, this research reports on the creation and pilot testing of digital stories to increase college men's intentions to vaccinate against HPV.

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Since nearly 40% of metabolic and bariatric surgery (MBS) patients are individuals with the ability to bear children, many may seek to become pregnant or may be currently lactating when seeking surgery. While many patients plan to breastfeed, MBS patients are at high risk for premature cessation of breastfeeding. Limited literature exists on the impact of MBS on lactation and there are no established guidelines to help clinicians support and educate MBS patients about breastfeeding.

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The Alzheimer's Association and the Society of Nuclear Medicine and Molecular Imaging convened a multidisciplinary workgroup to update appropriate use criteria (AUC) for amyloid positron emission tomography (PET) and to develop AUC for tau PET. The workgroup identified key research questions that guided a systematic literature review on clinical amyloid/tau PET. Building on this review, the workgroup developed 17 clinical scenarios in which amyloid or tau PET may be considered.

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Mortality of gastrointestinal cancers attributable to smoking, alcohol, and metabolic risk factors, and its association with socioeconomic development status 2000-2021: GI Cancer Mortality and Risk Factors.

Am J Med

January 2025

Division of Gastroenterology and Hepatology, Department of Medicine, University of Arizona College of Medicine, Phoenix, Arizona, USA; Division of Gastroenterology and Hepatology, Department of Internal Medicine, Banner University Medical Center, Phoenix, Arizona, USA; BIO5 Institute, University of Arizona College of Medicine-Phoenix, Phoenix, Arizona, USA. Electronic address:

Objective: Gastrointestinal (GI) cancers account for one-third of global cancer mortality, with nearly half being preventable. This study updates the global burden of GI cancers attributed to major risk factors: smoking, alcohol, and metabolic disturbances.

Methods: We utilized data from the Global Burden of Disease Study 2021 to examine trends in death and age-standardized death rates related to GI cancers caused by smoking, alcohol, high body mass index (BMI), and high fasting blood glucose (FBG) from 2000 to 2021.

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Background: Aortic stenosis (AS) is a complex condition with various hemodynamic subtypes, each with distinct clinical profiles and outcomes. This study aimed to assess the characteristics and outcomes of different AS phenotypes based on flow and gradient patterns.

Methods: In this retrospective cohort study, we included 930 patients who underwent transcatheter aortic valve replacement (TAVR) for severe symptomatic AS at Mayo Clinic sites from 2012-2017.

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Improving the performance of echo state networks through state feedback.

Neural Netw

December 2024

Wyant College of Optical Sciences, University of Arizona, Tuscon, AZ, USA. Electronic address:

Reservoir computing, using nonlinear dynamical systems, offers a cost-effective alternative to neural networks for complex tasks involving processing of sequential data, time series modeling, and system identification. Echo state networks (ESNs), a type of reservoir computer, mirror neural networks but simplify training. They apply fixed, random linear transformations to the internal state, followed by nonlinear changes.

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Increased Mortality in Kidney Transplant Recipients During the Delta/Omicron Era of the COVID-19 Pandemic Despite Widespread Vaccination.

Clin Transplant

January 2025

William J Von Liebig Center for Transplantation and Clinical Regeneration, Mayo Clinic, Rochester, Minnesota, USA.

Introduction: The incidence of mortality late in the pandemic, particularly after widespread vaccine availability, is not well understood. Herein, we elucidate the effect of this impact of the COVID pandemic as well as risk factors for mortality during it.

Methods: The primary end point was death with a functioning graft with secondary endpoints of mortality rates in subgroups and at different time intervals during the pandemic.

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Objectives: This study aims to examine the association between state Medicaid coverage of podiatry services and the outcomes of beneficiaries with new diabetic foot ulcers (DFUs).

Methods: Medicaid beneficiaries who developed a DFU between 2010 and 2015 were identified using the PearlDiver claims database. The states were categorized into covered states (CS) and non-covered states (NCS) based on podiatric coverage during the study period.

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The sequence-structure-function relationship of intrinsic ERα disorder.

Nature

January 2025

Case Comprehensive Cancer Center and Department of Nutrition, Case Western Reserve University School of Medicine, Cleveland, OH, USA.

The oestrogen receptor (ER or ERα), a nuclear hormone receptor that drives most breast cancer, is commonly activated by phosphorylation at serine 118 within its intrinsically disordered N-terminal transactivation domain. Although this modification enables oestrogen-independent ER function, its mechanism has remained unclear despite ongoing clinical trials of kinase inhibitors targeting this region. By integration of small-angle X-ray scattering and nuclear magnetic resonance spectroscopy with functional studies, we show that serine 118 phosphorylation triggers an unexpected expansion of the disordered domain and disrupts specific hydrophobic clustering between two aromatic-rich regions.

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Research and theory document links between sacrifices and commitment in couples, yet the direction of effects remains unclear. Whereas interdependence theorists suggest that sacrifices help couples to build commitment, other scholars have suggested that being committed leads partners to sacrifice for each other. Nearly all research in this area has focused on men and women in different-gender relationships with each other.

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Introduction: The ability of healthcare, community and public health systems to effectively implement and disseminate research innovations depends on contextual factors at multiple interconnected levels of influence (eg, the innovation, individual, provider/implementor, organisation and health system). Recently, there has been an increase in the development of complex interventions designed to target multiple levels, designed for or adapted to the context in which they are delivered. Two concepts from complex systems thinking have been increasingly used to operationalise such interventions-core functions (theory and evidence-driven purposes of interventions) and forms (adaptable activities that perform each core function).

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The increase of carbon dioxide (CO) concentration in the atmosphere is held responsible for global climate changes. To meet the objective of achieving carbon neutrality and keeping global warming in check, many cities, as hotspots of CO emissions, have been promoting the use of urban greenery, urban trees in particular, to mitigate carbon emissions from the built environment. However, there remain large uncertainty and divergence of the potential of urban trees for carbon mitigation, with the underlying mechanisms poorly understood.

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Background And Objectives: A recognized gap exists between primary care physicians' training in musculoskeletal (MSK) medicine and the burden of MSK complaints in primary care. Family medicine interns often lack adequate baseline MSK physical exam skills, which prompted a proposal to introduce a fourth-year preceptorship to reinforce MSK education. The aim of this study was to prioritize the most important elements to include in this new clinical rotation.

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 (Boraginaceae), a distinctive new taxon of series .

PhytoKeys

December 2024

Granite Mountains Desert Research Center, University of California, Riverside, PO Box 101, Kelso, California 92309, USA University of California Kelso United States of America.

In the process of studying the species and its varieties, we discovered a unique taxon of the genus that resembles but differs in having a mostly densely white-strigose stem vestiture (sometimes with spreading trichomes) and tuberculate to muricate nutlets with often whitish tubercles that are, in comparison with typical , larger, with a wider base and more pointed apex, and more densely spaced. We believe this form to be different enough to describe as a new species, . This new species occurs in southwestern North America: in California and Arizona of the United States and in northern Baja California, Mexico.

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The and of Vincent van Gogh: neuropeptides of bondedness and loss.

Front Psychol

December 2024

Department of Neurobiology and Biophysics, University of Washington, Seattle, WA, United States.

We introduce two Korean-named yet transcultural feelings, and , to fill gaps in neuroscientific understanding of mammalian bondedness, loss, and aggression. is a visceral sense of connectedness to a person, place, or thing that may arise after proximity, yet does not require intimacy. The brain opioid theory of social attachment (BOTSA) supports the idea that involves increased activity of enkephalins and beta-endorphins.

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This study investigates the acquisition of sentence focus in Russian by adult English-Russian bilinguals, while paying special attention to the relative contribution of constituent order and prosodic expression. It aims to understand how these factors influence perceived word-level prominence and focus assignment during listening. We present results of two listening tasks designed to examine the influence of pitch cues and constituent order on perceived word prominence (Experiment 1) and focus assignment (Experiment 2) during the auditory comprehension of SV[O] and OV[S] sentences in Russian.

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Persistent ascending mesocolon (PAM) is a rare congenital anomaly in ⁓2%-4% of individuals. PAM is associated with various complications, including volvulus of the colon and caecum, bowel perforation, intestinal obstruction, and adhesions. This case is reported on a 48-year-old woman who reported to the Ho Teaching Hospital specialist clinic with a 13-year history of initial painless and reducible paraumbilical swelling.

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Many national meetings and speaker series feature an "Annual Review of the Literature" (ARL) session in which an individual or team presents a sampling of articles, selected and prepared because they represent important current topics or new ideas in the discipline of interest. Despite this, there is little in the medical literature describing how to thoughtfully and systematically develop these sessions. We identify best practices that we have developed and used in the United States Clerkship Directors of Internal Medicine (CDIM) over many years.

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Introduction: The Alzheimer's Association and the Society of Nuclear Medicine and Molecular Imaging convened a multidisciplinary workgroup to update appropriate use criteria (AUC) for amyloid positron emission tomography (PET) and to develop AUC for tau PET.

Methods: The workgroup identified key research questions that guided a systematic literature review on clinical amyloid/tau PET. Building on this review, the workgroup developed 17 clinical scenarios in which amyloid or tau PET may be considered.

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Introduction: Plasma-based biomarkers have shown promise for clinical implementation, but their accuracy in differentiating Alzheimer's disease (AD) from syndromes associated with frontotemporal lobar degeneration (FTLD) has yet to be fully investigated. This study assessed the potential of plasma biomarkers for differential diagnosis.

Methods: This cohort study included 374 participants (96 AD, 278 FTLD).

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Background: The prognosis in patients with advanced cardiac amyloidosis (CA) remains poor.

Objectives: We sought to describe survival post heart transplantation (HT) in amyloid compared with non-amyloid recipients, highlight waitlist times within the new allocation system across three Organ Procurement and Transplantation Network (OPTN) regions, and describe multiorgan transplantation (MOT) in hereditary amyloidosis.

Methods: This is a retrospective review of end-stage CA patients who underwent HT at Mayo Clinic from January 2007 to December 2020.

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Background: Cumulative risk scores predict negative outcomes including antisocial behaviour and mental health. Less work has examined the role of cumulative protection, despite the availability of preventive interventions focused on bolstering protection across domains. Understanding links between cumulative risk and protection measured in childhood and later outcomes can help to guide the timing of prevention programmes.

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