17,975 results match your criteria: "The University of Texas at Austin[Affiliation]"

For the Love of Clove.

Anesth Analg

November 2024

From the Department of Surgery and Perioperative Care, Dell Medical School at the University of Texas at Austin, Austin, Texas.

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Background: Human papillomavirus (HPV)-driven cancers include head and neck squamous cell carcinoma and cervical cancer and represent approximately 5% of all cancer cases worldwide. Standard-of-care chemotherapy, radiotherapy, and immune checkpoint inhibitors (ICIs) are associated with adverse effects and limited responses in patients with HPV-driven cancers. The integration of targeted therapies with ICIs may improve outcomes.

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Everything feels just a little heavier, more wrought with implications, you know? - a mixed-methods study examining lifestyle behaviors, health, and well-being of pregnant and postpartum women during the early months of the COVID-19 pandemic.

BMC Pregnancy Childbirth

January 2025

Department of Nutritional Sciences, School of Human Ecology, College of Natural Sciences, Department of Women's Health & Pediatrics, Dell Medical School, Dell Pediatric Research Institute, Population Research Center, The University of Texas at Austin, 1400 Barbara Jordan Blvd., Austin, TX, 78723, USA.

Background: While the striking impact of the COVID-19 pandemic on mental health, heath care access and lifestyle behaviors, including perceived health, diet, physical activity, and sleep has been reported, few studies have examined these domains jointly among pregnant and postpartum people in the early stages of the COVID-19 pandemic.

Methods: This mixed methods study was conducted among a subset of participants (n = 22) in a cohort study in Austin, Texas, who were pregnant or had recently delivered when the outbreak occurred. Measures were from the early second trimester up to 6 months postpartum.

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Language modeling applied to biological data has significantly advanced the prediction of membrane penetration for small-molecule drugs and natural peptides. However, accurately predicting membrane diffusion for peptides with pharmacologically relevant modifications remains a substantial challenge. Here, we introduce PeptideCLM, a peptide-focused chemical language model capable of encoding peptides with chemical modifications, unnatural or noncanonical amino acids, and cyclizations.

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A growing literature within the field of air pollution exposure assessment addresses the issue of environmental justice. Leveraging the increasing availability of exposure datasets with broad spatial coverage and high spatial resolution, a number of works have assessed inequalities in exposure across racial/ethnic and other socioeconomic groupings. However, environmental justice research presents the additional need to evaluate exposure inequity-inequality that is systematic, unfair, and avoidable-which may be framed in several ways.

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Paid domestic work (PDW) is an important source of employment for the global female workforce. It is frequently performed under precarious working conditions and occupational risks that are often associated with depressive symptoms (DSs). Although 10% (2.

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Background: There are many barriers to prescribing medications for opioid use disorder (MOUD). This study evaluates the prevalence, patterns, and predictors of inpatient MOUD prescribing at discharge to patients with a diagnosis of opioid use/opioid use disorder (OUD) that developed opioid withdrawal during their hospital stay.

Methods: This multicenter, retrospective cross-sectional study occurred at three hospitals in Arizona.

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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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Essential Competencies in Nursing Leadership From Asian Leaders' Perspectives.

ANS Adv Nurs Sci

January 2025

Author Affiliations: College of Nursing, Hung Kuang University, Taichung, Taiwan (Dr Tsai); Department of Nursing, University of Hyogo, Hyogo, Japan (Dr Sakashita); College of Nursing, Kaohsiung Medical University, Kaohsiung, Taiwan (Dr Wang); Department of Nursing, National Cheng Kung University, Tainan, Taiwan (Dr Chen); Department of Nursing, The Research institute of Nursing Science, College of Nursing, Seoul National University, Seoul, South Korea (Dr Kim); College of Nursing, Yonsei University, Seoul, South Korea (Dr Oh); and School of Nursing, The University of Texas at Austin, Austin, TX, USA (Dr Im).

The literature on nursing leadership tends to be mainly based on Western perspectives and models, which could be viewed as an imperialistic and colonialist aspect of nursing knowledge development. Furthermore, leadership competencies and skills could differ across countries due to variations in cultural backgrounds. The purpose of this discussion paper is to identify essential competencies of leaders from Asian nurse leaders' perspectives and provide suggestions for future nursing leadership.

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Background: Venous thromboembolism (VTE) can lead to significant healthcare resource utilization (HcRU) and costs. First-line treatments such as direct-acting oral anticoagulants (DOAC) and low molecular weight heparin (LMWH) are utilized for VTE management. There are limited observational studies to determine which first-line drug for VTE is associated with lower HcRU and cost.

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Visible-Light-Fueled Polymerizations for 3D Printing.

Acc Chem Res

January 2025

Department of Chemistry, The University of Texas at Austin, 105 East 24th Street, Austin, Texas 78712, United States.

ConspectusLight-driven polymerizations and their application in 3D printing have revolutionized manufacturing across diverse sectors, from healthcare to fine arts. Despite the popularized notion that with 3D printing "imagination is the only limit", we and others in the scientific community have identified fundamental hurdles that restrict our capabilities in this space. Herein, we describe the group's efforts in developing photochemical systems that respond to nontraditional colors of light to elicit the rapid, spatiotemporally controlled formation of plastics.

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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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General social support is commonly studied as a psychosocial resource that improves African Americans' well-being; we know less about how varied indicators of social support influence African Americans' depressive symptoms. Further, it is unclear how social support affects depressive symptoms differently when considering the moderating role of education. Using the National Survey of American Life (NSAL) (n = 3,278), we examined (1) the association between educational attainment and depressive symptoms, (2) the association between social support and depressive symptoms, and (3) whether education moderates the social support-depressive symptoms relationship among African Americans.

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Defining the optimal radiation-induced lymphopenia metric to discern its survival impact in esophageal cancer.

Int J Radiat Oncol Biol Phys

January 2025

Department of Radiation Oncology, The University of Texas MD Anderson Cancer Center, Houston TX, United States of America; Department of Radiation Oncology, Amsterdam UMC, Amsterdam, The Netherlands.

Background: A detrimental association between radiation-induced lymphopenia (RIL) and oncologic outcomes in esophageal cancer patients has been established. However, an optimal metric for RIL remains undefined, but is important for application of this knowledge in clinical decision-making and trial designs. The aim of this study was to find the optimal RIL metric discerning survival.

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Pemetrexed is a chemotherapeutic, antimetabolite agent that has been used in oncology to treat diseases such as metastatic non-small cell lung cancer and unresectable malignant pleural mesothelioma. Pemetrexed use may result in pseudocellulitis, which presents as poorly demarcated patches or plaques with erythema, edema, warmth, and tenderness. These lesions can present unilaterally or bilaterally on the lower extremities.

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Ecology and evolution are considered distinct processes that interact on contemporary time scales in microbiomes. Here, to observe these processes in a natural system, we collected a two-decade, 471-metagenome time series from Lake Mendota (Wisconsin, USA). We assembled 2,855 species-representative genomes and found that genomic change was common and frequent.

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As freshwater lakes undergo rapid anthropogenic change, long-term studies reveal key microbial dynamics, evolutionary shifts and biogeochemical interactions, yet the vital role of viruses remains overlooked. Here, leveraging a 20 year time series from Lake Mendota, WI, USA, we characterized 1.3 million viral genomes across time, seasonality and environmental factors.

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Article Synopsis
  • Research reveals that rejuvenation and memory in spin glasses are linked to multiple length scales, supported by simulations from the Janus II supercomputer.
  • The study combines numerical simulations with experiments to introduce two key coefficients that measure memory in spin glasses.
  • A new coefficient from Freedberg et al. is shown to be physically equivalent by analyzing its behavior in relation to temperature and waiting time.
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Emergent Symmetry and Valley Chern Insulator in Twisted Double-Bilayer Graphene.

Phys Rev Lett

December 2024

Microelectronics Research Center, Department of Electrical and Computer Engineering, The University of Texas at Austin, Austin, Texas 78758, USA.

Theoretical calculations show that twisted double bilayer graphene (TDBG) under a transverse electric field develops a valley Chern number 2 at charge neutrality. Using thermodynamic and thermal activation measurements we report the experimental observation of a universal closing of the charge neutrality gap in the Hofstadter spectrum of TDBG at 1/2 magnetic flux per unit cell, in agreement with theoretical predictions for a valley Chern number 2 gap. Our theoretical analysis of the experimental data shows that the interaction energy, while larger than the flat-band bandwidth in TDBG near 1° does not alter the emergent valley symmetry or the single-particle band topology.

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Colloidal Germanium Quantum Dots with Broadly Tunable Size and Light Emission.

J Am Chem Soc

January 2025

McKetta Department of Chemical Engineering and Texas Material Institute, The University of Texas at Austin, Austin, Texas 78712, United States.

Germanium (Ge) colloidal quantum dots (CQDs) were synthesized by thermal decomposition of GeI using capping ligand mixtures of oleylamine (OAm), octadecene (ODE), and trioctylphosphine (TOP). Average diameters could be tuned across a wide range, from 3 to 18 nm, by adjusting reactant concentrations, heating rates, and reaction temperatures. OAm promotes decomposition of GeI to Ge and serves as a weakly bound capping ligand.

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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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Developmental toxicity (DevTox) tests evaluate the adverse effects of chemical exposures on an organism's development. Although current testing primarily relies on large mammalian models, the emergence of new approach methodologies (NAMs) is encouraging industries and regulatory agencies to evaluate novel assays. C.

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