13,121 results match your criteria: "West Texas A & M University[Affiliation]"

Pathogens spread by high-altitude windborne mosquitoes.

bioRxiv

December 2024

Laboratory of Malaria and Vector Research, NIAID, NIH. Rockville, MD, USA.

Recent studies have revealed that many mosquito species regularly engage in high-altitude windborne migration, but its epidemiological significance was debated. The hypothesis that high-altitude mosquitoes spread pathogens over large distances has not been directly tested. Here, we report for the first time that high-altitude windborne mosquitoes are commonly infected with arboviruses, protozoans, and helminths affecting vertebrates and humans, and provide the first description of this pathogen-vector aerial network.

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Background: Debridement is considered the first step in treatment of chronic wounds, however, current enzymatic and autolytic debridement agents are slow or ineffective. Previous studies have shown positive initial results with EscharEx® (EX-02 formulation), a Bromelain-based enzymatic debridement agent in development for chronic wounds. The main objective of this study was to assess its efficacy in debriding venous leg ulcers (VLU), compared to gel vehicle (GV) as a placebo control and to non-surgical standard of care (NSSOC).

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Control of Two Solid Electrolyte Interphases at the Negative Electrode of an Anode-Free All Solid-State Battery based on Argyrodite Electrolyte.

Adv Mater

January 2025

Materials Science and Engineering Program, Walker Department of Mechanical Engineering and Texas Materials Institute, The University of Texas at Austin, Austin, TX, 78712, USA.

Anode-free all solid-state batteries (AF-ASSBs) employ "empty" current collector with three active interfaces that determine electrochemical stability; lithium metal - Solid electrolyte (SE) interphase (SEI-1), lithium - current collector interface, and collector - SE interphase (SEI-2). Argyrodite LiPSCl (LPSCl) solid electrolyte (SE) displays SEI-2 containing copper sulfides, formed even at open circuit. Bilayer of 140 nm magnesium/30 nm tungsten (Mg/W-Cu) controls the three interfaces and allows for state-of-the-art electrochemical performance in half-cells and fullcells.

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We explore how Latiné immigrant-origin youth used and made sense of media to enact their civic identities during the 2020 US presidential election cycle. In a polarized national context, this project highlights the voices and experiences of the participants (n=39). We conducted and analysed semi-structured interviews to identify three comprehensive themes.

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TClC effectively suppresses the growth and metastasis of NSCLC via polypharmacology.

Bioact Mater

March 2025

School of Pharmacy, Key Laboratory of Molecular Pharmacology and Drug Evaluation (Yantai University), Ministry of Education, Collaborative Innovation Center of Advanced Drug Delivery System and Biotech Drugs in Universities of Shandong, Yantai University, Yantai, Shandong, 264005, China.

Despite significant advances in targeted therapies and immunotherapies, non-small cell lung cancer (NSCLC) continues to present a global health challenge, with a modest five-year survival rate of 28 %, largely due to the emergence of treatment-resistant and metastatic tumors. In response, we synthesized a novel bioactive compound, ethyl 6-chlorocoumarin-3-carboxylyl L-theanine (TClC), which significantly inhibited NSCLC growth, epithelial mesenchymal transition (EMT), migration, and invasion and tumor growth and metastasis without inducing toxicity. TClC disrupts autocrine loops that promote tumor progression, particularly in stem-like CD133-positive NSCLC (CD133+ LC) cells, which are pivotal in tumor metastasis.

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Background: Pain medicine care has expanded to encompass a wider range of conditions, necessitating updated education and training for pain specialists to utilize emerging technologies effectively. A national survey was conducted through several verified Pain organizations regarding pain physician employers' perspectives on pain medicine fellowship training and education. The survey aimed to gather insights from a diverse range of geographic locations, practice types (academic and private practice), and practice settings.

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Article Synopsis
  • Vertebrogenic pain, often linked to damage in vertebral endplates, is transmitted through the basivertebral nerve (BVN) and is associated with Modic changes visible on MRI.
  • A five-year follow-up of three clinical trials assessing intraosseous radiofrequency ablation (BVNA) shows significant pain and functional improvement in patients with chronic low back pain.
  • Out of 320 participants, 249 (78%) completed the study, revealing major reductions in pain scores and enhancements in disability index, demonstrating BVNA as an effective treatment option.
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Advances and challenges in precision imaging.

Lancet Oncol

January 2025

Department of Radiology and Center for Systems Biology, Massachusetts General Brigham, Boston, MA, USA; Department of Systems Biology, Harvard Medical School, Boston, MA, USA. Electronic address:

Article Synopsis
  • Technological innovations in genomics have enabled large sequencing projects and new biological insights in cancer, leading to the rise of liquid biopsy biomarkers.
  • Despite progress in precision oncology, challenges remain due to cancer's complexity and variability, impacting effective treatment strategies.
  • Advanced imaging technologies are being developed to enhance early detection and treatment options, but there are obstacles to their wider implementation in clinical settings that must be addressed.
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  • This study investigated the role of interleukin-6 (IL6) cytokine signaling in bovine embryo development by inhibiting the IL6 signal transducer (IL6ST).
  • Using a pharmacological inhibitor (SC144), the researchers found that blocking IL6ST signaling diminished embryo development and reduced cell numbers in critical stages like the 16-cell and blastocyst stages.
  • Additionally, employing CRISPR-Cas9 to disrupt IL6ST showed high editing efficiency and similarly affected embryo development, indicating that IL6 family signals are crucial for normal bovine embryo growth and organization during these early stages.
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Refining breast cancer genetic risk and biology through multi-ancestry fine-mapping analyses of 192 risk regions.

Nat Genet

January 2025

Division of Epidemiology, Department of Medicine, Vanderbilt Epidemiology Center, Vanderbilt-Ingram Cancer Center, Vanderbilt University Medical Center, Nashville, TN, USA.

Genome-wide association studies have identified approximately 200 genetic risk loci for breast cancer, but the causal variants and target genes are mostly unknown. We sought to fine-map all known breast cancer risk loci using genome-wide association study data from 172,737 female breast cancer cases and 242,009 controls of African, Asian and European ancestry. We identified 332 independent association signals for breast cancer risk, including 131 signals not reported previously, and for 50 of them, we narrowed the credible causal variants down to a single variant.

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High-energy nuclear collisions create a quark-gluon plasma, whose initial condition and subsequent expansion vary from event to event, impacting the distribution of the eventwise average transverse momentum [P([p_{T}])]. Disentangling the contributions from fluctuations in the nuclear overlap size (geometrical component) and other sources at a fixed size (intrinsic component) remains a challenge. This problem is addressed by measuring the mean, variance, and skewness of P([p_{T}]) in ^{208}Pb+^{208}Pb and ^{129}Xe+^{129}Xe collisions at sqrt[s_{NN}]=5.

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Purpose: Continuous EEG (cEEG) monitoring is increasingly used in the management of neonates with seizures. There remains debate on what clinically relevant information can be gained from cEEG in neonates with suspected seizures, at high risk for seizures, or with definite seizures, as well as the use of cEEG for prognosis in a variety of conditions. In this guideline, we address these questions using American Clinical Neurophysiology Society structured methodology for clinical guideline development.

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Geographic Variation in Inpatient Rehabilitation Outcomes After Traumatic Brain Injury.

J Head Trauma Rehabil

January 2025

Author Affiliations: Department of Orthopaedic Surgery and Rehabilitation, Wake Forest School of Medicine, Winston-Salem, North Carolina (Dr Darji); Department of Physical Medicine and Rehabilitation, Atrium Health Carolinas Rehabilitation, Charlotte, North Carolina (Dr Darji); Division of Physical Medicine and Rehabilitation, Department of Neurology, Texas Tech University Health Sciences Center, Lubbock, Texas (Dr Zhang); Department of Physical Medicine and Rehabilitation, Spaulding Rehabilitation Hospital/Harvard Medical School, Charlestown, Massachusetts (Drs Goldstein, Shih, Iaccarino, Schneider, and Zafonte); Massachusetts General Hospital, Boston, Massachusetts (Drs Shih, Iaccarino, and Zafonte); and Brigham and Women's Hospital, Boston, Massachusetts (Dr Zafonte).

Objective: To determine whether regional variations exist in functional outcomes of patients with traumatic brain injury (TBI) admitted to inpatient rehabilitation facilities (IRFs) across the United States, while controlling for demographic and clinical variables.

Setting: Inpatient rehabilitation facilities (IRFs) across 4 U.S.

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Objective: The lack of consensus on the benefits and harms of standard therapies, including surgery (SRx), radiotherapy (RTx), chemotherapy (CTx), and their combinations among early-stage MCC, prompted this study.

Methods: A systematic review and meta-analysis of randomized and non-randomized studies published between January 01, 1972, and January 31, 2023, and having overall survival (OS), local recurrence (LR), regional recurrence (RR), disease-specific survival (DSS), and/or disease-free survival (DFS) as outcomes was conducted using the Cochrane Central Register of Controlled Trials (CENTRAL), PubMed (NCBI), Scopus (ELSEVIER), and Web of Science (CLAVIRATE) databases. Hazard ratios (HRs) and their variances were pooled using the inverse variance heterogeneity model.

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Background: Religiousness has been consistently linked to positive health outcomes and flourishing, yet the underlying mechanisms are complex and not well-understood. The forgiveness and relational spirituality model offers a framework to explore the moderated mediation among religious commitment, health, and forgiveness by God. Understanding these relationships among university students and community residents in Trinidad and Tobago can provide valuable insights into the role of religiousness in promoting wellbeing.

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Optimizing electrode configurations for EEG mild cognitive impairment detection.

Sci Rep

January 2025

The National Clinical Research Center for Geriatrics, West China Hospital, Sichuan University, Chengdu, 610041, Sichuan, China.

The Optimal electrode configuration of Electroencephalograms (EEG) systems for mild cognitive impairment (MCI) detection and monitoring in non-clinical settings, i.e. number of electrodes and the positions of the electrodes, remains to be explored.

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Anode-free solid-state batteries contain no active material at the negative electrode in the as-manufactured state, yielding high energy densities for use in long-range electric vehicles. The mechanisms governing charge-discharge cycling of anode-free batteries are largely controlled by electro-chemo-mechanical phenomena at solid-solid interfaces, and there are important mechanistic differences when compared with conventional lithium-excess batteries. This Perspective provides an overview of the factors governing lithium nucleation, growth, stripping and cycling in anode-free solid-state batteries, including mechanical deformation of lithium, the chemical and mechanical properties of the current collector, microstructural effects, and stripping dynamics.

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Article Synopsis
  • The study focuses on understanding apolipoprotein B (apoB) levels in the Hispanic/Latino community and their relationship to cardiovascular disease risk.
  • Participants were part of the Hispanic Community Health Study/Study of Latinos (HCHS/SOL), which included a diverse range of individuals across four major US cities.
  • Results indicated that the average apoB concentration was higher in males compared to females, highlighting potential gender differences in cardiovascular risk among Hispanic or Latino populations.
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Mild cognitive impairment (MCI) refers to cognitive alterations with preservation of functionality. Individuals with this diagnosis have a higher risk of developing dementia. Non-pharmacological interventions, such as physical exercise, are beneficial for the cognition of this population.

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Article Synopsis
  • Fast radio bursts (FRBs) are brief bursts of radio waves from distant galaxies, and their emission mechanisms are still debated, focusing on processes near a central engine versus shocks at large distances.
  • Researchers measured two scintillation scales for FRB 20221022A, one linked to the Milky Way and the other to its host galaxy, which allowed them to determine the FRB's emission region size to be less than 3 x 10 kilometers.
  • This size contradicts the large-distance model and suggests that the emission likely occurs close to a central compact object, supported by an observed S-shaped polarization angle, indicating a magnetospheric emission process.
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Tricuspid valve edge-to-edge repair simulations are highly sensitive to annular boundary conditions.

J Mech Behav Biomed Mater

December 2024

Department of Mechanical Engineering, The University of Texas at Austin, 204 E. Dean Keeton Street, Austin, TX, 78712, USA; Department of Aerospace Engineering & Engineering Mechanics, The University of Texas at Austin, 2617 Wichita Street, Austin, TX, 78712, USA; Department of Biomedical Engineering, The University of Texas at Austin, 107 W. Dean Keeton Street, Austin, TX, 78712, USA; The Oden Institute for Computational Engineering & Sciences, The University of Texas at Austin, 201 E. 24th Street, Austin, TX, 78712, USA. Electronic address:

Transcatheter edge-to-edge repair (TEER) simulations may provide insight into this novel therapeutic technology and help optimize its use. However, because of the relatively short history and technical complexity of TEER simulations, important questions remain unanswered. For example, there is no consensus on how to handle the annular boundary conditions in these simulations.

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Patient Insights on Integrating Sleep Apnea Testing into Routine Stroke and TIA Care.

J Patient Exp

December 2024

Pain Research, Informatics, and Multi-morbidities, and Education (PRIME) Center, VA Connecticut Healthcare System, West Haven, CT, USA.

AHA/ASA guidelines recommend patients with ischemic stroke or transient ischemic attack (TIA) be considered for obstructive sleep apnea (OSA) evaluation, given the high prevalence of OSA and improved outcomes for cerebrovascular disease when OSA is treated. However, OSA testing has not been incorporated into routine cerebrovascular management. We interviewed 30 patients hospitalized for acute stroke/TIA at six Veterans Affairs facilities participating in a stepped-wedge implementation trial to improve timely OSA testing after stroke/TIA.

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Mosquito-borne diseases pose a significant threat to global health, and traditional mosquito control methods often fall short of effectiveness. A promising alternative is the biological control strategy of transinfecting mosquitoes with Wolbachia, a bacterium capable of outcompeting harmful pathogens and reducing the ability of mosquitoes to transmit diseases. However, Wolbachia infections are sensitive to abiotic environmental factors such as temperature and humidity, which can affect their densities in mosquitoes and, consequently, their ability to block pathogens.

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Biogeochemical patterns in prey species reveal complex mercury exposure pathways from the environment to Aleutian Steller sea lions.

Mar Pollut Bull

December 2024

Department of Biology and Wildlife, University of Alaska Fairbanks, 2090 Koyukuk Dr, Fairbanks, AK 99775, USA; Institute of Arctic Biology, University of Alaska Fairbanks, 2140 Koyukuk Dr, Fairbank, AK 99775, USA.

Several wildlife species exhibit marked spatial variation in toxicologically relevant tissue concentrations of mercury across the Aleutian Islands of Alaska, most notably the endangered Steller sea lion (Eumetopias jubatus). To unravel potential environmental and trophic pathways driving mercury variation in this species of concern, we investigated spatiotemporal and ecological patterns in total mercury concentrations and stable isotope ratios of carbon and nitrogen from muscle tissues of twelve mid-trophic level prey species of the region (n = 1461). Dividing samples into island groups explained biogeochemical variation better than larger spatial resolutions, with Amchitka Pass and Buldir Pass acting as strong geographic break points.

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A scoping review of applied tick control research in North America: funding, implementation, and advancement.

J Med Entomol

December 2024

Department of Microbiology and Immunology, Institute for Human Infections and Immunity, University of Texas Medical Branch, Galveston, TX, USA.

Geographic ranges of ticks and tick-borne pathogens within North America are shifting due to environmental changes and human-driven activities, with species of public health concern presenting a multifaceted risk to human health. Innovative strategies and continued collaboration to control tick populations are needed to combat this growing threat. We conducted a scoping review of the literature to describe the nature of applied tick control research conducted in North America (Canada, Mexico, and the United States) to date, with the goal of describing key concepts and identifying gaps in this research area.

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