1,808 results match your criteria: "the University of Texas at Arlington[Affiliation]"

Background: Despite the potential benefits of using eHealth, sociodemographic disparities exist in eHealth use, which threatens to further widen health equity gaps. The literature has consistently shown age and education to be associated with eHealth use, while the findings for racial and ethnic disparities are mixed. However, previous disparities may have narrowed as health care interactions shifted to web-based modalities for everyone because of the COVID-19 pandemic.

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Racial concentration of neighborhoods is often associated with the risk of preterm birth (PTB) for women. This study examined differences between racially diverse and racially concentrated neighborhoods when examining preterm birth. Individual-level data were obtained from Texas natality files for 2009-2011, and neighborhood-level (i.

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Poly- and perfluoroalkyl substances (PFAS) are a class of persistent organic pollutants whose high stability and appreciable water solubility have led to near-global contamination. PFAS are bioaccumulative toxins that have been linked to a myriad of disorders and have been detected nearly universally in human blood. Liquid chromatography-tandem mass spectrometry is the most frequent method used for quantitation, though this typically only measures a few dozen of the >14 000 known PFAS and has been shown to account for a small portion of the total organic fluorine present.

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This work presents a new framework for a competitive evolutionary game between monoclonal antibodies and signalling pathways in oesophageal cancer. The framework is based on a novel dynamical model that takes into account the dynamic progression of signalling pathways, resistance mechanisms and monoclonal antibody therapies. This game involves a scenario in which signalling pathways and monoclonal antibodies are the players competing against each other, where monoclonal antibodies use Brentuximab and Pembrolizumab dosages as strategies to counter the evolutionary resistance strategy implemented by the signalling pathways.

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Designing Nanocomposite-Based Electrochemical Biosensors for Diabetes Mellitus Detection: A Review.

ACS Omega

July 2024

Science and Technology on Aerospace Chemical Power Laboratory, Laboratory of Emergency Safety and Rescue Technology, Hubei Institute of Aerospace Chemotechnology, Xiangyang 441003, China.

This review will unveil the development of a new generation of electrochemical sensors utilizing a transition-metal-oxide-based nanocomposite with varying morphology. There has been considerable discussion on the role of transition metal oxide-based nanocomposite, including iron, nickel, copper, cobalt, zinc, platinum, manganese, conducting polymers, and their composites, in electrochemical and biosensing applications. Utilizing these materials to detect glucose and hydrogen peroxide selectively and sensitively with the correct chemical functionalization is possible.

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Article Synopsis
  • - Women veterans (WV) are increasingly facing health disparities, particularly higher risks of cardiovascular disease (CVD) and poorer health compared to civilian women.
  • - Transitioning from active duty to veteran life introduces stress that can lead to unhealthy behaviors, like increased alcohol consumption and reduced physical activity, which contribute to these disparities.
  • - The review emphasizes the need for more research focused on WV, including the potential benefits of integrating physical activity into treatment for alcohol use to help manage these health risks.
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Objective: Westernized alcohol and commercial tobacco use prevention approaches for Native Americans have not been effective, or sustainable. The overall objective of this study examined the effect of the culturally based Urban Talking Circle (UTC) intervention versus standard education (SE) program for the prevention of alcohol and commercial tobacco use among urban Native American youth.

Design: The study employed a 2-condition quasi-experimental design and utilized convenience and snowball sampling methods for recruiting 100 urban Native American youth participants in two urban Native American community program locations in Florida.

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Mechanical characterization of spectrin at the molecular level.

Sci Rep

July 2024

Department of Mechanical and Aerospace Engineering, The University of Texas at Arlington (UTA), Arlington, TX, USA.

Spectrin, a large cytoskeletal protein, consists of a heterodimeric structure comprising α and β subunits. Here, we have studied the mechanics of spectrin filament as a major constituent of dendrites and dendritic spines. Given the intricate biological details and compact biological construction of spectrin, we've developed a constitutive model of spectrin that describes its continuous deformation over three distinct stages and it's progressive failure mechanisms.

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Risk patterns of bullying perpetration and victimization among children.

Soc Sci Med

August 2024

Silver School of Social Work, New York University, New York, USA. Electronic address:

Objectives: This study uses the bioecological model of human development and person-centered methods to describe the underlying patterns of risk and their association with bullying perpetration and victimization among U.S. children.

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Faculty members teaching in pre-licensure nursing programs are entrusted with revising nursing education to meet the American Association of Colleges of Nursing's The Essentials: Core Competencies for Professional Nursing Education. Colleges of nursing faculty experience difficulty establishing enough clinical sites as healthcare facilities continue to overcome staffing challenges since the start of the COVID-19 pandemic. Perioperative nursing is an underutilized area despite the potential for students to attain valuable nursing competencies and experiences in perioperative areas.

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Background: Sleep plays a vital role in the well-being of children and adolescents. Researchers have identified adverse childhood experiences (ACEs) as an important factor associated with poor sleep among adolescents. The objective of this study was to examine the mediating role of family resilience on the association between ACEs and insufficient sleep among adolescents in the United States.

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Vital rules learned from fluorodeoxyglucose positron emission tomography (FDG-PET) radiomics of tumor subregional response can provide clinical decision support for precise treatment adaptation. We combined a rule-based machine learning (ML) model (RuleFit) with a heuristic algorithm (gray wolf optimizer, GWO) for mid-chemoradiation FDG-PET response prediction in patients with locally advanced non-small cell lung cancer.Tumors subregions were identified using K-means clustering.

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Lipidomics Profiling of the Linoleic Acid Metabolites After Whole-Body Vibration in Humans.

Methods Mol Biol

July 2024

Bone-Muscle Research Center, College of Nursing and Health Innovation, The University of Texas at Arlington, Arlington, TX, USA.

Bioactive lipids have been identified as dynamic signaling lipid mediators (LMs). These fats have the ability to activate responses and control bodily functions either directly or indirectly. Linoleic Acid (LA) and Alpha Linoleic Acid (ALA) are types of omega 3 fatty acids that possess inflammatory properties and promote resolution of inflammation either through their own actions or through their metabolites known as oxylipins.

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Detailed Protocol for Solid-Phase Extraction for Lipidomic Analysis.

Methods Mol Biol

July 2024

Bone-Muscle Research Center, College of Nursing and Health Innovation, The University of Texas at Arlington, Arlington, TX, USA.

Developing robust analytical techniques is a vital phase to facilitate understanding the roles and impacts of various omic profilings in cellular functions. The comprehensive analysis of various biological molecules within a biological system requires a precise sample preparation technique. Solid-Phase Extraction (SPE) has proven to be an indispensable method in lipidomic analysis, providing an uncomplicated and user-friendly technique for extraction and purification of lipid components from complex biological matrices.

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Article Synopsis
  • Laparotomy is a common surgical procedure that can trigger an inflammatory response, impacting recovery outcomes and mortality, especially in patients with low psoas muscle mass.
  • Researchers have developed an LC-MS/MS protocol to analyze lipid mediators in serum and muscle, focusing on signaling lipids derived from Eicosapentaenoic Acid (EPA) and Eicosatetranoic acid (ETA).
  • This protocol has been validated using a mouse model to study the effects of surgical stress from laparotomy on lipid profiles.
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Measurement of Intracellular Ca for Studying GPCR-Mediated Lipid Signaling.

Methods Mol Biol

July 2024

Department of Graduate Nursing, College of Nursing and Health Innovation, The University of Texas at Arlington, Arlington, TX, USA.

Article Synopsis
  • Intracellular calcium (Ca) levels can be tracked in live cells using sensitive fluorescent dyes.
  • The Gαq protein plays a role in lipid signaling pathways that can be explored through calcium imaging.
  • Specific protocols for measuring intracellular Ca in esophageal smooth muscle cells will focus on PEG2-EP1 activity, utilizing ratiometric Fura-2 imaging for quantification and Fluo-4 confocal microscopy for high-resolution images.
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This chapter conducts an in-depth exploration of the impact of musculoskeletal (MSK) disorders and injuries, with a specific emphasis on their consequences within the older population demographic. It underscores the escalating demand for innovative interventions in MSK tissue engineering. The chapter also highlights the fundamental role played by lipid signaling mediators (LSMs) in tissue regeneration, with relevance to bone and muscle recovery.

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This chapter provides an overview of the diverse range of applications associated with nanoparticles. The application of nanoparticles in the medical field has garnered considerable attention due to their unique properties and versatile compositions. They have shown promise in the treatment of cancer, fungal and viral infections, and pain management.

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Zebrafish as a Model for Lipidomics and Similar Investigations.

Methods Mol Biol

July 2024

The Musculoskeletal Genetics Laboratory, The Azrieli Faculty of Medicine, Bar-Ilan University, Safed, Israel.

Zebrafish (Danio rerio) has emerged as a pivotal model organism in vertebrate development research over several decades. Beyond its contributions to developmental biology, zebrafish have increasingly played a crucial role in the field of lipidomics. Lipidomics, a comprehensive analysis of lipids within biological systems, offers profound insights into lipid metabolism and signaling pathways.

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Article Synopsis
  • The relationship between muscle and bone tissues is crucial in understanding musculoskeletal health, focusing on how they communicate with each other.
  • Recent studies emphasize the importance of lipid signaling—specifically phospholipids, sphingolipids, and eicosanoids—in regulating cellular functions and metabolic processes in these tissues.
  • The chapter also discusses the consequences of impaired lipid signaling on musculoskeletal disorders and explores potential therapeutic strategies for improving treatment options.
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Rates of depression in youth are continuing to increase at a steady rate, yet these youth often do not receive mental health services (Bertha & Balázs, 2013; Thomas et al., 2011). Schools are an ideal setting to connect youth to mental health services; however, many barriers exist with respect to schools having adequate resources and access to the appropriate levels of services (Duong et al.

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A biobehavioral observational study to understand the multilevel determinants of cardiovascular health in Black women: the BLOOM Study protocol.

BMC Womens Health

July 2024

Center for Health Promotion and Disease Prevention, Edson College of Nursing and Health Innovation, Arizona State University, Phoenix, AZ, USA.

Background: The racial/ethnic and gender disparities in cardiovascular disease (CVD) morbidity and mortality in the United States are evident. Across nearly every metric, non-Hispanic Black women have poorer overall cardiovascular health. Emerging evidence shows a disproportionately high burden of increased CVD risk factors in Black women of childbearing age, which has a far-reaching impact on both maternal and child outcomes, resulting in premature onset of CVD and further widens the racial disparities in CVD.

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Introduction: Transportation barriers can affect travel needs and quality of life.

Methods: This survey examined transportation, routine activities, and unmet travel needs among older Vietnamese immigrants, focusing on gender differences.

Results: Women were more likely to ride with others, less likely to drive, had fewer types of routine activities, and went out for activities less than men.

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The rough teiid or water cork lizard (Echinosaura horrida) is a small reptile from Colombia and Ecuador placed in a genus that contains eight species and well-known phylogenetic relationships. Here we provide a detailed description and illustrations, bone by bone, of its skull, while we discussed its intraspecific variation by comparing high-resolution computed tomography data from two specimens and the variation within the genus by including previously published data from Echinosaura fischerorum. This allowed to propose putative diagnostic character states for Echinosaura horrida and synapomorphies for Echinosaura.

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