293,655 results match your criteria: "DC; St. Jude Children's Research Hospital Memphis[Affiliation]"

Here, we investigated the relationship between the attenuation of lung cancer growth due to oral administration of Euglena gracilis water extract (EWE) and T cell stimulation. Orally administered EWE was revealed to increase PD-1 and PD-L1 mRNA and proteins primarily in tumor-infiltrating lymphocytes (TILs), which was correlated with a significant decrease in the tumor weights in mice. A combination treatment with EWE and anti-PD-1 antibody significantly decreased the growth of murine lung tumors more than treatment with either alone by increasing the number of TILs and attenuating T cell exhaustion.

View Article and Find Full Text PDF

HSV and a tale of two taus.

Sci Signal

January 2025

Science Signaling, AAAS, Washington, DC 20005, USA.

Tau aggregates around HSV-1 in the brain, but is this pathological, part of an immune response, or both?

View Article and Find Full Text PDF

Glyphosate exposure and GM seed rollout unequally reduced perinatal health.

Proc Natl Acad Sci U S A

January 2025

Department of Economics, University of Oregon, Eugene, OR 97403.

The advent of herbicide-tolerant genetically modified (GM) crops spurred rapid and widespread use of the herbicide glyphosate throughout US agriculture. In the two decades following GM-seeds' introduction, the volume of glyphosate applied in the United States increased by more than 750%. Despite this breadth and scale, science and policy remain unresolved regarding the effects of glyphosate on human health.

View Article and Find Full Text PDF

Importance: Osteoporotic fractures are associated with psychological distress, subsequent fractures, loss of independence, reduced ability to perform activities of daily living, and death.

Objective: The US Preventive Services Task Force (USPSTF) commissioned a systematic review to evaluate the evidence on the benefits and harms of screening for osteoporosis to prevent fractures in adults 40 years or older with no known diagnosis of osteoporosis or history of fragility fracture.

Population: Adults 40 years or older without known osteoporosis or history of fragility fractures.

View Article and Find Full Text PDF

Background: Obesity and metabolic syndrome (MS) accelerate arterial stiffening, increasing cardiovascular (CV) risk after transplant. BMI is limited by inability to differentiate muscle, fat mass, and fat distribution patterns. The aim of this study was to identify the best anthropometric measure to detect arterial stiffness as assessed by pulse wave velocity (PWV) in a racially diverse pediatric transplant population.

View Article and Find Full Text PDF

S100A8/A9 Promotes Dendritic Cell-Mediated Th17 Cell Response in Sjögren's Dry Eye Disease by Regulating the Acod1/STAT3 Pathway.

Invest Ophthalmol Vis Sci

January 2025

Tianjin Key Laboratory of Retinal Functions and Diseases, Tianjin Branch of National Clinical Research Center for Ocular Disease, Eye Institute and School of Optometry, Tianjin Medical University Eye Hospital, Tianjin, China.

Purpose: To investigate the role of S100A8/A9 in the pathogenesis of Sjögren's dry eye disease (SjDED) and explore its potential mechanism of action.

Methods: S100A8/A9 expression was determined by western blot and quantitative real-time polymerase chain reaction (qRT-PCR). Tear secretion, corneal fluorescein staining, and hematoxylin and eosin staining were used to evaluate the effect of paquinimod, a S100A8/A9 inhibitor, on dry eye disease in nonobese diabetic (NOD) mice.

View Article and Find Full Text PDF

Transgenic mice and organoid models, such as three-dimensional tumoroid cultures, have emerged as powerful tools for investigating cancer development and targeted therapies. Yet, the extent to which these preclinical models recapitulate the cellular identity of heterogeneous malignancies, like neuroblastoma (NB), remains to be validated. Here, we characterized the transcriptional landscape of TH-MYCN tumors by single-cell RNA sequencing (scRNA-seq) and developed ex vivo tumoroids.

View Article and Find Full Text PDF

Recent progress in digital microfluidics has revealed the distinct advantages of liquid marbles, such as minimal surface friction, reduced evaporation rates, and non-wettability compared to uncoated droplets. This study provides a comprehensive examination of an innovative technique for the precise, contamination-free manipulation of non-magnetic water liquid marbles (WLMs) carried by a ferrofluid liquid marble (FLM) under the control of direct current (DC) and pulse-width modulation (PWM) magnetic fields. The concept relies on the phenomenon in which an FLM and WLMs form a shared meniscus when placed together on a water surface, causing the WLMs to closely track the magnetically actuated FLM.

View Article and Find Full Text PDF

A Hospital Resource for Nurses Navigating Doctoral Education and Beyond.

J Nurs Adm

January 2025

Author Affiliations: Nursing Research Consultant (Dr Feetham), Nurse Scientist, and Associate Professor, George Washington University School of Medicine, Washington, DC (Dr Kelly), Nursing Research and Development Programs Manager (Dr Engh), Department Nursing Science, Professional Practice Quality, Director Healthcare Consulting CBRE Washington DC (Dr Frame): Chief Nursing Informatics and Education Officer (Dr King), Nurse Practitioner, Psychiatry Consult Liaison Service (Dr Ojini), Division of Emergency Medicine and Trauma Nursing Director (Dr Schultz), Sickle Cell Disease Lead Translation Research Advanced Practice Nurse and Director of the Sickle Cell Disease Transition Clinic, Associate Professor George Washington University (Dr Barbara Speller-Brown), and Simulation Program Manager (Dr Walsh), Children's National Hospital, Washington, DC; and Assistant Professor (Dr Giordano), Nell Hodgson Woodruff School of Nursing, Emory University, Atlanta, Georgia.

Advancing nursing practice to improve care and system outcomes requires doctoral-prepared nurses to conduct programs of research and translate science to practice. The authors describe a Doctoral support group (DSG) at one hospital designed to support nurses considering and navigating doctoral education while continuing as hospital employees. Strategies from 18 years' experience are provided for others to develop and sustain a DSG as part of an environment to support and retain nurses with doctoral degrees.

View Article and Find Full Text PDF

Repeated measurements of household air pollution may provide better estimates of average exposure but can add to costs and participant burden. In a randomized trial of gas versus biomass cookstoves in four countries, we took supplemental personal 24-h measurements on a 10% subsample for mothers and infants, interspersed between protocol samples. Mothers had up to five postrandomization protocol measurements over 16 months, while infants had three measurements over one year.

View Article and Find Full Text PDF

Introduction: Monitoring and evaluation of maternal and child nutrition programs typically concentrates on overall population-level results. There is limited understanding, however, of how intervention reach and expected outcomes differ among sub-populations, necessary insight for addressing inequalities. These analyses aim to determine if maternal exposure to social and behavior change (SBC) interventions is associated with scales of maternal practices (antenatal care, iron and folic acid in pregnancy, diet in pregnancy, postnatal care, iron and folic acid postpartum, and maternal dietary diversity) and child practices (institutional birth, health mothers' group participation, growth monitoring and promotion, early initiation of breastfeeding and infant and young child feeding) in Nepal, overall and by wealth, caste, and geography.

View Article and Find Full Text PDF

Objective: To examine associations between student perceptions of school physical activity best practices and accelerometer-based physical activity during school days.

Methods: The sample was 758 students in grades 3rd-4th or 6th-7th (female-58 %; 31 % Black/African American) from 33 schools across five school districts in a Mid-Atlantic state in the U.S.

View Article and Find Full Text PDF

The current study provides the first ultrastructural observations on the intraerythrocytic stages of so-called Haemogregarina damiettae and their cytopathological effects on the infected erythrocytes (IEs) in addition to the recording of new morphometric data. The intraerythrocytic stages are attributed to the immature forms or trophozoites (Ts), and mature gamonts (Gs). Ts are typically bowling-bottle shaped with nucleus (TN) occupying its globose part, while Gs are typically banana- shaped.

View Article and Find Full Text PDF

Surveillance of antimicrobial consumption (AMC) is essential to anticipate and inform policies and public health decisions to prevent and/or contain antimicrobial resistance (AMR). This manuscript shares the experience on AMC data collection in Latin American & Caribbean (LAC). The WHO GLASS-AMC methodology for AMC surveillance was used for data registration during the period 2019-2022.

View Article and Find Full Text PDF

There is no established treatment for late or chronic antibody-mediated rejection of a kidney graft. Rituximab-based treatment is not effective, since long-lived high-affinity plasma cells do not express CD20 and do not depend on previous maturation steps to generate donor-specific antibodies. Conversely, daratumumab, an anti-CD38 monoclonal antibody, directly targets plasma cells, with proven efficacy in multiple myeloma.

View Article and Find Full Text PDF

This study suggests an enhanced version of the adaptive fuzzy fast terminal synergetic controller (AF-FTSC) for controlling the uncertain DC/DC buck converter based on the synergetic theory of control (STC) and newly developed terminal attractor technique (TAT). The benefits of the proposed SC algorithm involve the features of finite-time convergence, unaffected by parameter variations, and chattering-free phenomenon. A type-1 fuzzy logic system (T1-FLS) make the considered controller more robust and is utilized to estimate the undefined converter nonlinear dynamics without resorting to the usual linearization and simplifications of the converter model.

View Article and Find Full Text PDF

Dysregulated autoantibodies targeting AGTR1 are associated with the accumulation of COVID-19 symptoms.

NPJ Syst Biol Appl

January 2025

BIH Center for Regenerative Therapies (BCRT), Julius Wolff Institute (JWI), and Berlin Institute of Health (BIH); all Charité Universitätsmedizin Berlin, corporate member of Freie Universität Berlin, Humboldt-Universität zu Berlin, and Berlin Institute of Health (BIH), 10117, Berlin, Germany.

Coronavirus disease 2019 (COVID-19) presents a wide spectrum of symptoms, the causes of which remain poorly understood. This study explored the associations between autoantibodies (AABs), particularly those targeting G protein-coupled receptors (GPCRs) and renin‒angiotensin system (RAS) molecules, and the clinical manifestations of COVID-19. Using a cross-sectional analysis of 244 individuals, we applied multivariate analysis of variance, principal component analysis, and multinomial regression to examine the relationships between AAB levels and key symptoms.

View Article and Find Full Text PDF

Background: Stress is a major public health issue linked to physical and mental health disorders, economic burdens, and social challenges. Understanding its prevalence and determinants across demographic and economic groups is essential for effective intervention.

Methods: This study uses data from the Gallup World Poll, with over 300,000 participants across 131 countries.

View Article and Find Full Text PDF

Growth monitoring and promotion (GMP), the process of periodic anthropometric measurements to assess the adequacy of individual child growth, is implemented across low- and middle-income countries (LMICs). The epidemiological foundations of GMP (i.e.

View Article and Find Full Text PDF

In this research, tartaric acid was used to enhance the hydroxyapatite coating on AZ31 Mg alloy substrate through post-treatment and direct addition methods, and the corrosion resistance and biological activity of the samples were investigated. The parameters of concentration, immersion time, and pH of the coating solution were optimized by Electrochemical Impedance Spectroscopy (EIS) and Direct Current (DC) Polarization techniques. According to EIS results in the post-treatment method, tartaric acid with a concentration of 1 g/L, pH = 9 and immersion time of 2 min, increased the corrosion resistance of hydroxyapatite coating from 3630 to about 18,763 Ω.

View Article and Find Full Text PDF

The effectiveness of guanidinoacetic acid (GAA) in reduced protein (RP) diets on performance and gut health of broilers under heat stress is largely unknown. A 35-d experiment was conducted using four dietary treatments: a standard protein diet (SP, 22.1 and 20.

View Article and Find Full Text PDF