380 results match your criteria: "The University of Alabama in Huntsville[Affiliation]"

We study the variation in plasma beta, Alfven Mach number, and magnetosonic Mach number during different geomagnetic storms of solar cycles 23, 24, and 25. In addition, we employ measurements of the solar wind's flow pressure, proton density, interplanetary magnetic field (IMF) along the -direction (Bz), temperature, velocity, and geomagnetic index SYM-H. Here, the wavelet coherence (WTC) approach of plasma beta, the Alfven Mach number, and the magnetosonic Mach number have been used with the symmetrical H component (SYM-H) index, which are critical indicators of the plasma behavior and magnetic field interactions.

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Synthesis of current pediatric urinary microbiome research.

Front Pediatr

June 2024

Division of Healthcare of Women and Children, School of Nursing, Duke University, Durham, NC, United States.

The human urinary bladder hosts a complex microbial community of low biomass referred to as the urobiome. While the composition of the urobiome has been investigated in adults for over a decade now, only a few studies have considered the presence and composition of the urobiome in children. It is critical to explore how the urobiome develops throughout the life span and how it changes in the presence of various health conditions.

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Cardiovascular disease is the leading cause of mortality among nonalcoholic steatohepatitis (NASH) patients who undergo liver transplants. In the present study, machine learning algorithms were used to identify important risk factors for cardiovascular death and to develop a prediction model. The Standard Transplant Analysis and Research data were gathered from the Organ Procurement and Transplantation Network.

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Say the Words: Using Words to Confront Injustices in Health Care.

Am J Nurs

June 2024

Darlene A. Showalter is a clinical associate professor and Melissa M. Foster is a clinical assistant professor, both at the University of Alabama in Huntsville. Contact author: Melissa M. Foster, . The authors have disclosed no potential conflicts of interest, financial or oth

A guide for speaking out and taking action.

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A Review of Crying and Caregiving: Crying as a Stimulus.

Perspect Behav Sci

March 2024

Department of Community Psychology, Counseling, and Family Therapy, St. Cloud State University, St. Cloud, MN USA.

The interactions between infants and caregivers are critical to infant development and caregiver well-being. Traditional developmental research has primarily emphasized the infant's development when studying infant-caregiver interactions, but a less commonly assessed feature of those interactions is the effect of the infant's crying on the caregiver's behavior. Using the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) method (Moher et al.

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This study investigated how jurors use deoxyribonucleic acid (DNA) evidence in an adult rape trial with a female victim and a male stranger defendant. Community members read a trial summary and then made case judgments (e.g.

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Differential gene expression in response to perturbations is mediated at least in part by changes in binding of transcription factors (TFs) and other proteins at specific genomic regions. Association of these -regulatory elements (CREs) with their target genes is a challenging task that is essential to address many biological and mechanistic questions. Many current approaches rely on chromatin conformation capture techniques or single-cell correlational methods to establish CRE-to-gene associations.

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Efficient methods for assessing the relative aversiveness of stimuli are sparse and underresearched. Having access to efficient procedures that can identify aversive stimuli would benefit researchers and practitioners alike. Across three experiments, 13 participants helped to pilot, refine, and test two approaches to identifying negative reinforcers.

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The national-level land cover database is essential to sustainable landscape management, environmental protection, and food security. In Afghanistan, the existing national-level land cover data from 1972, 1993, and 2010 relied on satellite data from diverse sensors adopted three different land cover classification systems. This inconsistent land cover map across the various years leads to the challenge of assessing landscape changes that are crucial for management efforts.

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Mitochondrial genomes play important roles in studying genome evolution, phylogenetic analyses, and species identification. Amphipods (Class Malacostraca, Order Amphipoda) are one of the most ecologically diverse crustacean groups occurring in a diverse array of aquatic and terrestrial environments globally, from freshwater streams and lakes to groundwater aquifers and the deep sea, but we have a limited understanding of how habitat influences the molecular evolution of mitochondrial energy metabolism. Subterranean amphipods likely experience different evolutionary pressures on energy management compared to surface-dwelling taxa that generally encounter higher levels of predation and energy resources and live in more variable environments.

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Background: Unit-based critical care nurse leaders (UBCCNL) play a role in exemplifying ethical leadership, addressing moral distress, and mitigating contributing factors to moral distress on their units. Despite several studies examining the experience of moral distress by bedside nurses, knowledge is limited regarding the UBCCNL's experience.

Research Aim: The aim of this study was to gain a deeper understanding of the lived experiences of Alabama UBCCNLs regarding how they experience, cope with, and address moral distress.

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Clustering of cells is an essential component of many biological processes from tissue formation to cancer metastasis. We develop a minimal, Vicsek-based model of cellular interactions that robustly and accurately captures the variable propensity of different cells to form groups when confined. We calibrate and validate the model with experimental data on clustering affinities of four lines of tumor cells.

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Background: Moral distress (MD) occurs when clinicians are constrained from taking what they believe to be ethically appropriate actions. When unattended, MD may result in moral injury and/or suffering. Literature surrounding how unit-based critical care nurse leaders address MD in practice is limited.

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Organoids are 3D cultures of self-organized adult or pluripotent stem cells with an epithelial membrane enclosing a defined fluid-filled lumen. These organoids have been demonstrated with a wide range of organotypic tissue types, but the enclosed nature of the structure restricts access to the lumen and apical surface of the cell membrane. To increase the potential applications of organoids, new technologies are required to provide access to the lumen of the organoid and apical surface of the epithelial cell membrane to enable new biomedical studies.

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Prefrontal activation when suppressing an automatic balance recovery step.

Gait Posture

January 2024

Department of Kinesiology and Health Science, Utah State University, Logan, UT, USA; Sorenson Center for Clinical Excellence, Utah State University, Logan, UT, USA. Electronic address:

Background: The present study investigated neural mechanisms for suppressing a highly automatic balance recovery step. Response inhibition has typically been researched using focal hand reaction tasks performed by seated participants, and this has revealed a neural stopping network including the Inferior Frontal Gyrus (IFG). It is unclear if the same neural networks contribute to suppressing an unwanted balance reaction.

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Groundwater is a vital ecosystem of the global water cycle, hosting unique biodiversity and providing essential services to societies. Despite being the largest unfrozen freshwater resource, in a period of depletion by extraction and pollution, groundwater environments have been repeatedly overlooked in global biodiversity conservation agendas. Disregarding the importance of groundwater as an ecosystem ignores its critical role in preserving surface biomes.

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Value of Electronic Health Records Measured Using Financial and Clinical Outcomes: Quantitative Study.

JMIR Med Inform

January 2024

Department of Information Systems, Statistics, and Management Science, The University of Alabama, Tuscaloosa, AL, United States.

Background: The Health Information Technology for Economic and Clinical Health Act of 2009 was legislated to reduce health care costs, improve quality, and increase patient safety. Providers and organizations were incentivized to exhibit meaningful use of certified electronic health record (EHR) systems in order to achieve this objective. EHR adoption is an expensive investment, given the resources and capital that are invested.

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A Dataset of Amphibian Species in U.S. National Parks.

Sci Data

January 2024

U.S. Geological Survey-Northern Rocky Mountain Science Center; Wildlife Biology Program, University of Montana, Missoula, MT, 59812, USA.

National parks and other protected areas are important for preserving landscapes and biodiversity worldwide. An essential component of the mission of the United States (U.S.

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We formulate simple differential equation models to study the impact of releases of transgenic sterile mosquitoes carrying a dominant lethal on mosquito control based on the modified sterile insects technique. The early acting bisex, late acting bisex, early acting female-killing, and late acting female-killing lethality strategies are all considered. We determine release thresholds of the transgenic sterile mosquitoes, respectively, for these models by investigating the existence of positive equilibria and their stability.

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Novel strategies are needed to combat multidrug resistance in pancreatic ductal adenocarcinoma (PDAC). We applied genomic approaches to understand mechanisms of resistance in order to better inform treatment and precision medicine. Altered function of chromatin remodeling complexes contribute to chemoresistance.

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Discovery of an orally active nitrothiophene-based antitrypanosomal agent.

Eur J Med Chem

January 2024

Department of Chemistry, Physics, and Atmospheric Sciences, Jackson State University, Jackson, MS, 39217, USA; Department of Chemistry, The University of Alabama in Huntsville, Huntsville, AL, 35899, USA. Electronic address:

Human African Trypanosomiasis (HAT), caused by Trypanosoma brucei gambiense and rhodesiense, is a parasitic disease endemic to sub-Saharan Africa. Untreated cases of HAT can be severely debilitating and fatal. Although the number of reported cases has decreased progressively over the last decade, the number of effective and easily administered medications is very limited.

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