114,189 results match your criteria: "Indiana University; jcvk@iu.edu.[Affiliation]"

Management of Type III Occipital Condyle Fractures.

J Clin Med

December 2024

Department of Neurological Surgery, Indiana University School of Medicine, 355 W. 15th St., Suite 5100, Indianapolis, IN 46202, USA.

Occipital condyle fractures (OCFs) can be seen in around 4-19% of patients who suffer from cervical spine trauma. Anderson and Montesano system type III OCFs, which are avulsion fractures, are potentially unstable and operative. This study evaluates the management of type III OCFs at our institution over a 22-year period.

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Irritable bowel syndrome (IBS) is a common condition that alters the quality of life of patients. A variety of dietary interventions have been introduced to address this debilitating condition. The low-FODMAP diet (LFD), gluten-free diet (GFD), and Mediterranean diet are examples showing efficacy.

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Background: Fractures often occur due to equestrian activities with injury patterns varying by age. The purpose of this study was to investigate in detail fracture patterns and associated demographics in children due to equine activities.

Materials: The US National Electronic Injury Surveillance System was queried for all injuries with the consumer product code 1239 (horseback riding) from 2000 to 2023.

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Evaluation of a Pilot College Student-Based Physical Activity Implementation Strategy in a Rural Middle School.

Int J Environ Res Public Health

December 2024

Department of Kinesiology, School of Public Health-Bloomington, Indiana University, Bloomington, IN 47405, USA.

Background: Physical inactivity in the U.S. poses a significant risk of developing chronic health factors associated with cardiovascular disease.

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Intervention Mapping for Refining a Sport-Based Public Health Intervention in Rural Schools.

Int J Environ Res Public Health

November 2024

Department of Kinesiology, School of Public Health-Bloomington, Indiana University, Bloomington, IN 47405, USA.

Sport-based youth development programs, delivered through campus-community partnerships, can create impactful experiences for college students, meet university objectives, and improve the health of children in under-resourced rural communities. This study aimed to pilot test intervention mapping (IM), a systematic approach to intervention development and implementation, to refine the Hoosier Sport intervention, which is a local public health initiative that utilizes the Obesity-Related Behavioral Intervention Trials (ORBITs) model to improve physical activity in middle school children. The IM process, which included a diverse IM planning and advisory group of university representatives and local schools, was guided by self-determination theory (SDT) and social cognitive theory (SCT) and followed four steps: Logic Model of the Problem, Logic Model of Change, Program Design, and Program Production.

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Validation of the Neuroception of Psychological Safety Scale (NPSS) Among Health and Social Care Workers in the UK.

Int J Environ Res Public Health

November 2024

Traumatic Stress Research Consortium, Kinsey Institute, Indiana University, 150 S Woodlawn Avenue, Bloomington, IN 47405, USA.

Psychological safety is essential for rest, recovery, and fostering social connections, particularly for health and social care workers (HSCWs) who frequently operate in high-pressure environments. These workers are prone to traumatic stress, which can elevate their sense of threat and undermine their psychological safety. This study aimed to validate the Neuroception of Psychological Safety Scale (NPSS) among HSCWs in the UK ( = 443).

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Background/objectives: Lower limb cutaneous reflex amplitudes can modulate across gait, which helps humans adjust rhythmic motor outputs to maintain balance in an ever-changing environment. Preliminary evidence suggests people who suffer from repetitive ankle sprains and residual feelings of giving way demonstrate altered cutaneous reflex patterns in the gastrocnemius. However, before cutaneous reflex assessment can be implemented as a clinical outcome measure, there is a need to substantiate these early findings by measuring reflex amplitudes across longer latency periods and exploring the variability of reflexes within each subject.

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MicroRNA (miR: small noncoding RNA)-150 is evolutionarily conserved and is downregulated in patients with diverse forms of heart failure (HF) and in multiple mouse models of HF. Moreover, miR-150 is markedly correlated with the outcome of patients with HF. We previously reported that systemic or cardiomyocyte-derived miR-150 in mice elicited myocardial protection through the inhibition of cardiomyocyte death, without affecting neovascularization and T cell infiltration.

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Advances for Managing Pancreatic Cystic Lesions: Integrating Imaging and AI Innovations.

Cancers (Basel)

December 2024

Machine and Hybrid Intelligence Lab, Feinberg School of Medicine, Northwestern University, Chicago, IL 60611, USA.

Pancreatic cystic lesions (PCLs) represent a spectrum of non-neoplasms and neoplasms with varying malignant potential, posing significant challenges in diagnosis and management. While some PCLs are precursors to pancreatic cancer, others remain benign, necessitating accurate differentiation for optimal patient care. Conventional approaches to PCL management rely heavily on radiographic imaging, and endoscopic ultrasound (EUS) guided fine-needle aspiration (FNA), coupled with clinical and biochemical data.

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Hypertension remains a global health challenge due to its high prevalence and association with premature morbidity and mortality. Aldosterone, a mineralocorticoid hormone, and its receptor, the mineralocorticoid receptor (MR), are highly implicated in hypertension pathogenesis. Aldosterone synthase is the sole enzyme responsible for producing aldosterone in humans.

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Life Cycle Transitions in the Freshwater Jellyfish .

Biology (Basel)

December 2024

Department of Ecology and Evolutionary Biology, University of Kansas, Lawrence, KS 66045, USA.

is an invasive hydrozoan found globally in freshwater habitats. has a complex life cycle that includes benthic, pelagic, dispersal and dormant stages. The distribution of the medusa (jellyfish) stage has been well documented, but little is known about the other life cycle stages, which are suggested to be more widespread.

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Multiple mechanisms of action for an extremely painful venom.

Curr Biol

December 2024

Department of Biology, Indiana University, Bloomington, IN 47405, USA; Gill Institute for Neuroscience, Indiana University, Bloomington, IN 47405, USA; Program in Neuroscience, Indiana University, Bloomington, IN 47405, USA. Electronic address:

Evolutionary arms races can lead to extremely specific and effective defense mechanisms, including venoms that deter predators by targeting nociceptive (pain-sensing) pathways. The venom of velvet ants (Hymenoptera: Mutillidae) is notoriously painful. It has been described as "Explosive and long lasting, you sound insane as you scream.

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Recurrent activity propagates through labile ensembles in macaque dorsolateral prefrontal microcircuits.

Curr Biol

December 2024

Department of Pharmacology, Vanderbilt Brain Institute, Vanderbilt Center for Addiction Research, Vanderbilt University, Nashville, TN 37232, USA; Department of Anatomy, Cell Biology, & Physiology, Indiana University School of Medicine, Indianapolis, IN 46202, USA. Electronic address:

Human and non-human primate studies clearly implicate the dorsolateral prefrontal cortex (dlPFC) as critical for advanced cognitive functions. It is thought that intracortical synaptic architectures within the dlPFC are the integral neurobiological substrate that gives rise to these processes. In the prevailing model, each cortical column makes up one fundamental processing unit composed of dense intrinsic connectivity, conceptualized as the "canonical" cortical microcircuit.

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Introduction: Patients with obesity seeking bariatric surgery undergo an extensive evaluation by a multidisciplinary team of healthcare professionals' (HCPs) to assess patient compliance among other factors and determine their eligibility for surgery. However, the HCPs' assessments are not devoid of bias that may affect eligibility and preoperative decisions. This study aimed to investigate team members' ability to predict patient outcomes following bariatric surgery.

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Preoperative Nutrition Status Predicts Hospital Length of Stay and Unplanned Reoperation Risk in Pediatric Patients With Inflammatory Bowel Disease.

J Pediatr Surg

December 2024

Department of Surgery, Indiana University, Indianapolis, IN 46202, USA; Division of Pediatric Surgery, Riley Children's Health, Indianapolis, IN 46202, USA. Electronic address:

Introduction: Many pediatric inflammatory bowel disease (IBD) patients require surgical intervention during their lifetime. Poor nutrition status correlates with adverse surgical outcomes in the adult population. A paucity of data exists on the association of preoperative nutrition status and postoperative outcomes in the pediatric population.

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Sepsis is a major cause of mortality worldwide. Early identification and treatment are critical to improve survival. Band count has been used as part of SIRS criteria for the early identification of potentially septic patients.

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Article Synopsis
  • The use of well-structured ontologies and ontology-aware tools enhances data and analyses to be FAIR (Findable, Accessible, Interoperable, Reusable), supporting effective lexical searches and biologically meaningful annotation grouping.
  • Researchers face challenges in adopting ontologies, primarily due to their complexity and the tendency to create simplified hierarchies that may misuse relationship types, leading to ineffective organization.
  • A suite of validation tools is introduced to help users align their hierarchies with established ontology structures, providing graphical reports and tailored views for various atlases like the HuBMAP Human Reference Atlas and the Human Developmental Cell Atlas.
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Diet is one of a limited set of key ecological parameters defining primate species. A detailed understanding of dental functional correlates with primate diet is a key component for accurate dietary inference in fossil primates. Although considerable effort has been devoted to understanding post-canine dental function, incisor function remains poorly understood.

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Introduction: Female gastroenterologists comprise 19% of the gastroenterology (GI) workforce, despite females making up 30% of GI fellows and over 50% of medical students in the USA. Barriers to pursuing GI fellowship have not been studied at the resident level. We aimed to determine multiple barriers that may prevent internal medicine (IM) residents from pursuing GI fellowship.

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Selumetinib in adults with NF1 and inoperable plexiform neurofibroma: a phase 2 trial.

Nat Med

January 2025

Pediatric Oncology Branch, Center for Cancer Research, National Cancer Institute, National Institutes of Health, Bethesda, MD, USA.

The MEK inhibitor selumetinib induces objective responses and provides clinical benefit in children with neurofibromatosis type 1 (NF1) and inoperable plexiform neurofibromas (PNs). To evaluate whether similar outcomes were possible in adult patients, in whom PN growth is generally slower than in pediatric patients, we conducted an open-label phase 2 study of selumetinib in adults with NF1 PNs. The study was designed to evaluate objective response rate (primary objective), tumor volumetric responses, patient-reported outcomes and pharmacodynamic effects in PN biopsies.

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Background: Lebrikizumab monotherapy significantly improved signs and symptoms in patients with moderate-to-severe atopic dermatitis (AD) in phase 3 Advocate1 and ADvocate2 studies.

Objective: To evaluate improvements in patient-reported symptoms and quality-of-life (QoL) measures by Eczema Area and Severity Index (EASI) response categories using pooled Advocate1 and ADvocate2 data (post hoc analysis).

Methods: In the 52-week (W) (16-W induction + 36-W maintenance) double-blind, placebo-controlled ADvocate1 and ADvocate2 studies, patients were randomized (2:1) to receive subcutaneous lebrikizumab 250 mg or placebo every 2 weeks.

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Longitudinal relationship between internet addiction and psychotic-like experiences among Chinese college students.

Compr Psychiatry

January 2025

Center for studies of Psychological Application, School of Psychology, South China Normal University, 510631 Guangzhou, China; School of Medicine, Indiana University, 46202 Indianapolis, USA. Electronic address:

Background: While previous cross-sectional studies have suggested a link between psychotic-like experiences (PLEs) and internet addiction (IA), longitudinal evidence remains scarce. This study aimed to explore the prospective relationship between IA and PLEs among college students.

Method: A total of 636 college students (80 % female) were assessed in November 2022 and again one year later.

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Objective: Fixed dose combination (FDC) dolutegravir (DTG) plus rilpivirine (RPV) is an approved antiretroviral treatment regimen for people with HIV. The steady-state pharmacokinetics (PK) of FDC DTG+RPV in hemodialysis (HD) has not been previously studied.

Design: We performed a single-center, prospective evaluation of the steady-state PK of FDC DTG +RPV in 4 adults without HIV either requiring HD and in 4 matched participants with normal renal function.

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Starch-rich plant foods 780,000 y ago: Evidence from Acheulian percussive stone tools.

Proc Natl Acad Sci U S A

January 2025

The Martin (Szusz) Department of Land of Israel Studies and Archaeology, Institute of Archaeology, Bar-Ilan University, Ramat Gan 5290002, Israel.

In contrast to animal foods, wild plants often require long, multistep processing techniques that involve significant cognitive skills and advanced toolkits to perform. These costs are thought to have hindered how hominins used these foods and delayed their adoption into our diets. Through the analysis of starch grains preserved on basalt anvils and percussors, we demonstrate that a wide variety of plants were processed by Middle Pleistocene hominins at the site of Gesher Benot Ya'aqov in Israel, at least 780,000 y ago.

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