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unstructures » structures (Expand Search)
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53141
Coverage of HPV Vaccination and Influencing Factors Among Female College Students in Northern China
Published 2025-05-01“…Notably, increased knowledge was associated with vaccine hesitancy in the WTG group (<i>OR</i> = 0.45, <i>p</i> < 0.001), indicating that information overload may adversely affect decision-making processes. Structural barriers, such as cost (42.63%), safety concerns (46.59%), and misconceptions (e.g., 57.76% cited “no sexual activity” as a reason for refusal), significantly impeded vaccine uptake. …”
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53142
Geographic variations and determinants of ever-tested for HIV among women aged 15–49 in Sierra Leone: a spatial and multi-level analysis
Published 2025-03-01“…Method The study utilized data from the 2008, 2013, and 2019 Sierra Leone Demographic Health Surveys, comprising 39,606 women aged 15–49. …”
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53143
Application of Statistical Methods for the Characterization of Radon Distribution in Indoor Environments: A Case Study in Lima, Peru
Published 2025-01-01“…Additionally, analysis of variance (ANOVA) was used to evaluate the influence of environmental and structural factors on radon variability. Non-normally distributed data were normalized using a Box–Cox transformation to improve statistical assumptions, enabling subsequent geostatistical analyses. …”
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53144
Spontaneous and activation-induced apoptosis of peripheral blood mononuclear cells in the pathogenesis of type 1 diabetes mellitus
Published 2020-01-01“…The key point in the T1DM initiation is apoptosis resistance of activated autoreactive T lymphocytes, that migrate from bloodstream to the pancreas and take an active part in destruction of the pancreatic insular structures. Despite long studies of T1DM pathogenesis, the exact causes of resistance of effector T cell clones to apoptosis remain unclear. …”
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53145
Translating community-wide spectral library into actionable chemical knowledge: a proof of concept with monoterpene indole alkaloids
Published 2025-04-01“…Additionally, our work enabled the digitization of structural data for diverse MIA skeletons by converting them into machine-readable formats and thereby enhancing their dissemination for the scientific community. …”
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53146
Two new species of Ascomycota on bamboo leaves in Fujian, China
Published 2025-06-01“…In addition, the morphological characteristics of fungal structures as well as growth parameters were characterized.ResultsWe report two new fungal species, one each within the Didymosphaeriaceae and Magnaporthaceae, both diverse genera that include saprophytes, endophytes, and pathogens. …”
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53147
Unraveling the Mysteries of KS 1947+300: Multiwavelength Observations in a Low-eccentricity Be/X-Ray Binary
Published 2025-01-01“…To understand the variations in optical and X-ray, we have analyzed data covering more than 20 yr of observations. In the optical band, we analyzed spectra and light curves, measuring the strength of the H α and He i λ 6678 lines. …”
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53148
Changes in auditory cortex subregions and their prediction for sound therapy outcomes in patients with tinnitus
Published 2025-09-01“…Objective: To examine structural and functional changes in auditory cortex(AC) subregions of patients with tinnitus and identify potential predictive indicators for sound therapy. …”
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53149
Influencing Factors and Paths of the Coupling Relationship Between Ecosystem Services Supply–Demand and Human Well-Being in the Hexi Regions, Northwest China
Published 2025-05-01“…Here, we assessed dynamic changes in ecosystem services supply–demand, human well-being, their coupling relationships and influencing factors in the Hexi Regions by integrating remote sensing data, ecological model, ecosystem services supply–demand ratio (ESDR), coupling coordination degree (CCD) model, and the partial least squares structural equation modeling (PLS-SEM). …”
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53150
The effect of radiation dose to the brain on early self-reported cognitive function in brain and head-and-neck cancer patients
Published 2025-05-01“…Purpose: Assess cognitive changes after radiotherapy (RT) in brain and head-and-neck (HN) cancer patients using patient-reported outcome measures (PROMs) and evaluate a dose–effect relationship for brain structures. Materials and methods: Primary brain and HN cancer patients treated with RT between 2012–2021 were included. …”
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53151
Papain-like cysteine proteases in Nicotiana benthamiana: gene family members and their potential implications in recombinant protein expression
Published 2025-06-01“…This study aims to identify NbPLCP genes in N. benthamiana and elucidate their roles in facilitating heterologous protein expression.MethodsA comprehensive bioinformatics approach was employed to identify NbPLCP genes using N. benthamiana genomic data and homology with Arabidopsis thaliana. The analysis included examination of physicochemical properties, phylogenetic relationships, gene structures, conserved motifs, expression profiles, gene duplication events, and chromosomal distribution. …”
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53152
Ecotype-specific responses of Typha domingensis to microplastics: Antioxidant defense and biochemical adaptations in wetland ecosystems
Published 2025-01-01“…Data were analyzed using one-way ANOVA and PCA (n = 6), with significance at P ≤ 0.05. …”
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53153
Synthesis of Mg-, Al- and Mg/Al-date palm fronds modified biochars: characterization and investigations on phosphorus adsorption characteristics
Published 2024-11-01“…In this study, three biochars were synthesized at 500 °C from pre-impregnated date palm fronds (DPFs) with 1 M solutions containing either MgCl2 (DPF-Mg-B), AlCl3 (DPF-Al-B) or a combination of MgCl2/AlCl3 (DPF-Mg/Al-B). Subsequently, the structural, textural, and surface chemistry properties of these biochars were assessed. …”
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53154
snRNA-seq reveals subcutaneous white adipose tissue remodeling upon return to thermoneutrality after cold stimulation
Published 2025-05-01“…Subsequently, we employed single-nucleus RNA sequencing (snRNA-seq) to comprehensively characterize iWAT cellular dynamics during cold stimulation and the subsequent two-week period after the return to thermoneutrality.ResultsOur findings revealed that while iWAT phenotypically reverts to a white state after 2 weeks of rewarming, as evidenced by structural, functional, and bulk transcriptomic characteristics, significant cold-induced molecular and cellular signatures persist. …”
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53155
Monoterpene Hydroxy Lactones Isolated from <i>Thalassiosira</i> sp. Microalga and Their Antibacterial and Antioxidant Activities
Published 2024-10-01“…Two monoterpenoid lactones, loliolide (<b>1</b>) and <i>epi</i>-loliolide (<b>2</b>), were isolated from the crude dichloromethane extract of a microalga, <i>Thalassiosira</i> sp.). The structures of loliolide (<b>1</b>) and <i>epi</i>-loliolide (<b>2</b>) were elucidated by 1D and 2D NMR analysis, as well as a comparison of their <sup>1</sup>H or/and <sup>13</sup>C NMR data with those reported in the literature. …”
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53156
Mediation of nutritional status between the number of teeth and depressive symptoms in multi-ethnic older adults from Western China
Published 2025-04-01“…This study aimed to investigate the role of nutritional status in mediating the number of teeth and depressive symptoms.MethodA prospective multi-ethnic baseline data of 6,632 adults aged 50 years and older was derived from the 2018 West China Health and Aging Trend study. …”
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53157
The PA-X host shutoff site 100 V exerts a contrary effect on viral fitness of the highly pathogenic H7N9 influenza A virus in mice and chickens
Published 2025-12-01“…By analysing the polymorphism of this residue in various subtype viruses, we found that PA-X 100 was highly variable in H7N9 viruses. Structural analysis revealed that 100 V was generally close to the PA-X endonuclease active site, which may account for its host shutoff activity. …”
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53158
Outdoor Air Pollution Is Related to Amygdala Subregion Volume and Apportionment in Early Adolescence
Published 2025-09-01“…Background: Outdoor air pollution exposure is associated with structural and functional brain differences and an increased risk for psychopathology. …”
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53159
Anacyphrethines A and B as potent analgesics: Multiple ion channel inhibitors with an unprecedented chemical architecture
Published 2025-07-01“…Using a molecular networking approach, five pairs of potent analgesic alkaloid enantiomers were isolated from the roots of Anacyclus pyrethrum (A. pyrethrum). Their structures were elucidated by comprehensive spectroscopic data analysis, including LR-HSQMBC and 1H–15N HMBC, quantum 13C NMR DP4+ and ECD calculations, and single-crystal X-ray diffraction analysis. …”
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53160
Affordable multicolor 3D printing solution for biomedical education in low- and middle-income countries
Published 2025-05-01“…Support structures were removed by immersing the prints in warm water for 24 h, ensuring precise structural integrity for complex models. …”
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