3,845 results match your criteria: "Indiana University—Purdue University Indianapolis[Affiliation]"

Photo-responsive decellularized small intestine submucosa hydrogels.

Adv Funct Mater

September 2024

Department of Biomedical Engineering, Purdue School of Engineering & Technology, Indiana University-Purdue University Indianapolis, Indianapolis, IN 46202, USA.

Decellularized small intestine submucosa (dSIS) is a promising biomaterial for promoting tissue regeneration. Isolated from the submucosal layer of animal jejunum, SIS is rich in extracellular matrix (ECM) proteins, including collagen, laminin, and fibronectin. Following mild decellularization, dSIS becomes an acellular matrix that supports cell adhesion, proliferation, and differentiation.

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Background: Racial discrimination has been identified as a contributing risk factor for alcohol use among racially minoritized individuals. The aims of this study were to quantify the relationship between racial discrimination and alcohol use among Asian Americans, examine gender, age and generational status as moderators, and characterize ethnic group representation across the literature.

Methods: A systematic literature search was conducted using PsycINFO, CINAHL, Web of Science, PubMed, Embase, and OpenDissertations.

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The development of thermoplastic starch (TPS) films is crucial for fabricating sustainable and compostable plastics with desirable mechanical properties. However, traditional design of experiments (DOE) methods used in TPS development are often inefficient. They require extensive time and resources while frequently failing to identify optimal material formulations.

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Community-Based Mental Health Improvement Initiatives: A Narrative Review and Indiana Case Study.

Popul Health Manag

November 2024

Department of Community and Global Health, Richard M. Fairbanks School of Public Health, Indiana University Indianapolis, Indianapolis, Indiana, USA.

There is a global mental health crisis: mental illness is underrecognized, underdiagnosed, and undertreated with adverse effects on mental, physical, and social health. In the United States, there is an insufficient number of traditional psychiatric and psychological resources to provide the mental health care needed to solve this crisis. Community-based interventions could be an important adjunct to traditional mental health care.

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Objectives: In emergency medicine (EM), the interplay of wellbeing and burnout impacts not only patient care, but the health, productivity, and job satisfaction of EM healthcare workers. The study objective was to use a rapid assessment tool to identify factors that impact EM worker satisfaction, or "wellness," while on shift in the emergency department (ED) and the association with role and level of satisfaction.

Methods: This prospective descriptive study utilized a QR-code-based electronic survey instrument that included a 7-point Likert shift satisfaction score.

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Purpose: Fatigue is a highly prevalent and disabling symptom for patients with metastatic breast cancer (MBC). Evidence-based interventions for managing fatigue in advanced cancer populations are lacking. This phase II randomized controlled trial tested the effect of acceptance and commitment therapy (ACT) on fatigue interference with functioning in patients with MBC.

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3D reconstruction of vocal fold dynamics with laser high-speed videoendoscopy in children.

Laryngoscope Investig Otolaryngol

October 2024

Division of Phoniatrics and Pediatric Audiology at the Department of Otorhinolaryngology Head & Neck Surgery University Hospital Erlangen, Friedrich-Alexander-Universität Erlangen-Nürnberg Erlangen Germany.

Objective: The objective of this study is to evaluate three-dimensional vertical motion of the superior surface of the vocal folds in vivo in (a) typically developing children as a function of vocal frequency variations and (b) a child with vocal nodules.

Methods: A custom developed laser endoscope coupled with high-speed videoendoscopy was used to obtain 3D parameters from 2 healthy children, one child with vocal nodules, and 23 vocally healthy adults (females = 11, males = 12). Parameters of amplitude (mm), maximum opening/closing velocity (mm/s), and mean opening/closing velocity (mm/s) were computed for the lateral and vertical vibratory motion along the anterior, middle, and posterior sections of the vocal folds were computed.

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In anticipation of the end of the COVID-19 public health emergency, Congress ended the Medicaid continuous coverage requirement on March 31, 2023, allowing states to terminate coverage for ineligible people and resume eligibility determinations through a process known as unwinding. Although administrative data have documented substantial declines in Medicaid enrollment since April 2023, the impact on uninsurance is unknown. Using data from the Census Bureau's Household Pulse Survey, we estimated the early effect of Medicaid unwinding on insurance coverage among people ages 19-64.

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The ability to derive retinal ganglion cells (RGCs) from human pluripotent stem cells (hPSCs) has led to numerous advances in the field of retinal research, with great potential for the use of hPSC-derived RGCs for studies of human retinal development, in vitro disease modeling, drug discovery, as well as their potential use for cell replacement therapeutics. Of all these possibilities, the use of hPSC-derived RGCs as a human-relevant platform for in vitro disease modeling has received the greatest attention, due to the translational relevance as well as the immediacy with which results may be obtained compared to more complex applications like cell replacement. While several studies to date have focused upon the use of hPSC-derived RGCs with genetic variants associated with glaucoma or other optic neuropathies, many of these have largely described cellular phenotypes with only limited advancement into exploring dysfunctional cellular pathways as a consequence of the disease-associated gene variants.

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Introduction: Adolescence is a key developmental period characterized by increased maladaptive risky behaviors. Two related but distinct constructs, urgency (the tendency to act rashly in response to strong negative or positive emotions) and emotion dysregulation, are important risk factors for engaging in maladaptive risky behaviors. Thus far, research has largely agreed that these two risk factors are highly correlated.

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Article Synopsis
  • * The study aimed to test the Cope 360 app with caregivers, focusing on acceptance, perceptions, and potential improvements after one week of usage.
  • * Ten caregivers, mostly women with some college education, participated in the beta test; they generally found the app easy to use and helpful for managing their child's medical needs, although suggestions for further improvement were noted.
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Purpose: The study highlights the significance of continuous support and services in communication, socialization, and literacy skills for adults with developmental disabilities (DDs). The aim of the study was to gather in-depth information on the individualized needs, lived experiences, and expectations of adults with DD by interviewing their parents.

Method: A total of 14 parents of adults with DD participated in one-on-one semistructured interviews.

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Article Synopsis
  • Recent advancements in aging research and drug discovery connect basic research with clinical applications, aiming to promote healthy longevity in humans.* -
  • The Aging Research and Drug Discovery Meeting in 2023 highlighted key areas such as AI, biomarkers, geroscience, and clinical trials focused on enhancing healthspan.* -
  • The meeting emphasized the importance of combining generative AI with innovative biological technologies to tackle age-related diseases and extend healthy lifespans.*
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Introduction: Resurgent current ( ) generated by voltage-gated sodium channels (VGSCs) plays an essential role in maintaining high-frequency firing of many neurons and contributes to disease pathophysiology such as epilepsy and painful disorders. Targeting may present a highly promising strategy in the treatment of these diseases. Navβ4 and A-type fibroblast growth factor homologous factors (FHFs) have been identified as two classes of important mediators; however, their receptor sites in VGSCs remain unknown, which hinders the development of novel agents to effectively target .

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Mechanotransduction pathways regulating YAP nuclear translocation under Yoda1 and vibration in osteocytes.

Bone

January 2025

Institute of Biomedical Engineering, University of Toronto, Toronto, ON M5S 3G9, Canada; Department of Mechanical and Industrial Engineering, University of Toronto, Toronto, ON M5S 3G8, Canada; Department of Mechanical and Materials Engineering, Queen's University, Kingston, ON K7L3N6, Canada. Electronic address:

Yes-associated protein (YAP) is a mechanosensitive protein crucial for bone remodeling. Although research has identified pathways and components involved in YAP regulation, the precise mechanisms of its localization during Piezo1 activation or vibration remain unclear. Piezo1, a mechanosensitive ion channel, allows calcium ions to flow into cells upon activation.

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Associations Between Sexual Orientation Dimensions and Cardiometabolic Diseases: Data From the National Epidemiologic Survey on Alcohol and Related Conditions-III (NESARC-III).

Psychosom Med

November 2024

From the Department of Psychology (Crawford, Carson, Williams, Schuiling, Stewart), Indiana University Indianapolis, Indianapolis, Indiana; Division of Preventive Medicine, Department of Medicine (Polanka), University of Alabama at Birmingham School of Medicine, Birmingham, Alabama; and Department of Medicine (Higgins), Indiana University School of Medicine, Indianapolis, Indiana.

Objective: Sexual orientation can be measured across identity, attraction, and behavior. Sexual minorities are at increased risk of cardiovascular disease (CVD) and diabetes; however, it is not known whether cardiometabolic disease risk varies across these dimensions.

Methods: We analyzed cross-sectional data from 36,309 adults who participated in the National Epidemiologic Survey on Alcohol and Related Conditions-III (NESARC-III; 2012-2013).

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Photoexcitation of cellular as well as isolated DNAs upon exposure to the UV portion of sunlight or other UV sources can lead to the covalent dimerization of adjacent intra-strand stacked pyrimidine nucleobase rings (i.e., at 5'-Py-p-Py-3' sites).

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Breast cancer (BCa) is one of the most common malignancies among women worldwide. It is a complex disease that is characterized by morphological and molecular heterogeneity. In the early stages of the disease, most BCa cases are treatable, particularly hormone receptor-positive and HER2-positive tumors.

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Coarse entropy of metric spaces.

Geom Dedic

September 2024

Department of Mathematics, KU Leuven, Celestijnenlaan 200B - box 2400, 3001 Leuven, Belgium.

Coarse geometry studies metric spaces on the large scale. The recently introduced notion of coarse entropy is a tool to study dynamics from the coarse point of view. We prove that all isometries of a given metric space have the same coarse entropy and that this value is a coarse invariant.

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A multiscale inflammatory map: linking individual stress to societal dysfunction.

Front Sci

March 2024

Founder, True Health Initiative, The Health Sciences Academy, London, United Kingdom.

As populations worldwide show increasing levels of stress, understanding emerging links among stress, inflammation, cognition, and behavior is vital to human and planetary health. We hypothesize that inflammation is a multiscale driver connecting stressors that affect individuals to large-scale societal dysfunction and, ultimately, to planetary-scale environmental impacts. We propose a 'central inflammation map' hypothesis to explain how the brain regulates inflammation and how inflammation impairs cognition, emotion, and action.

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The conductivity changes associated with optical excitations and changing temperature in cobalt valence tautomer molecular thin films were investigated. Conductance switching in the presence of illumination is observed, with occasional locking in a higher conductance state, depending on the temperature, the photon energy of the illumination, and the bias voltage. Light of sufficiently short wavelengths is needed to ensure the light enhanced conductance switching, consistent with the optical absorption, but bias voltage clearly plays a role as well.

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Introduction: We discuss event-related power differences (ERPDs) in low- and broadband-γ oscillations as the embedded-clause edge is processed in -dependencies such as in first (L1) and second language (L2) French speakers.

Methods: The experimental conditions manipulated whether pronouns appeared in modifiers (Mods; ) or in noun complements (Comps; ) and whether they matched or mismatched a matrix-clause subject in gender.

Results: Across L1 and L2 speakers, we found that anaphora-linked ERPDs for Mods vs.

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Article Synopsis
  • Medication reconciliation is important for making sure patients are taking the right medicines, and the VA has spent a lot of money to improve technology for this.
  • The study involved talking to and watching doctors and pharmacists at four different VA hospitals to see how they use these technologies for checking medications.
  • Results showed that while many doctors found the technology helpful, they also faced challenges like confusing screens and problems with how well it worked with other systems.
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Purpose: Limited research has evaluated the success criteria and priorities for symptom improvement of patients with cancer to inform patient-centered care. In this study, we adapted and tested a measure of these constructs, the Patient-Centered Outcomes Questionnaire (PCOQ), for patients with advanced prostate cancer. We compared acceptable symptom severity levels following symptom treatment across 10 symptoms and identified patient subgroups based on symptom importance.

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The influence of assistance in home-based exercise programmes for individuals with intellectual disabilities.

J Intellect Disabil Res

January 2025

Department of Health and Human Sciences, Indiana University, Purdue University Indianapolis, Indianapolis, IN, USA.

Background: Regular physical activity (PA) decreases the risk of comorbidities associated with a sedentary lifestyle in individuals with intellectual disabilities (IDs). They also may experience additional barriers that may prevent PA, including access, proper instruction and support. At-home PA programming is a feasible alternative to long-term adherence.

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