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Quantitative Analysis of Temporomandibular Joint Adaptations After One Year of Complete Denture Use: A Cone-Beam Computed Tomography Study.
Cureus
December 2024
Department of Prosthodontics and Crown and Bridge, Kothiwal Dental College and Research Centre, Moradabad, IND.
Introduction: Alterations in occlusal relationships in individuals with complete edentulism considerably disrupt the equilibrium of the stomatognathic system. Evaluation of the temporomandibular joint (TMJ) is crucial during the edentulous phase, as it influences both aesthetic and functional outcomes. This investigation sought to assess alterations in condylar positioning one year after the placement of complete dentures in edentulous patients, with additional objectives to examine variations based on sex and side.
View Article and Find Full Text PDFAnalysis of stomatal characteristics of maize hybrids and their parental inbred lines during critical reproductive periods.
Front Plant Sci
January 2025
Beijing Key Lab of Digital Plant, Information Technology Research Center, Beijing Academy of Agriculture and Forestry Sciences, Beijing, China.
The stomatal phenotype is a crucial microscopic characteristic of the leaf surface, and modulating the stomata of maize leaves can enhance photosynthetic carbon assimilation and water use efficiency, thereby playing a vital role in maize yield formation. The evolving imaging and image processing technologies offer effective tools for precise analysis of stomatal phenotypes. This study employed Jingnongke 728 and its parental inbred to capture stomatal images from various leaf positions and abaxial surfaces during key reproductive stages using rapid scanning electron microscopy.
View Article and Find Full Text PDFConvergent decoupling of individual specialization and niche width during ecological release.
Oecologia
January 2025
Department of Environmental Science, Policy, and Management, University of California -Berkeley, Berkeley, CA, 94720, USA.
Trophic niche has fundamental ecological importance, but many studies consider few niche metrics and most neglect critical structuring processes. Multiple processes shape trophic niches, including inter and intra-specific competition, predation and resource diversity. These processes interact and effects vary with time and taxa.
View Article and Find Full Text PDFImproved GOA-based fuzzy PI speed control of PMSM with predictive current regulation.
PLoS One
January 2025
Faculty of Electrical and Control Engineering, Liaoning Technical University, Huludao, Liaoning, China.
To address the susceptibility of conventional vector control systems for permanent magnet synchronous motors (PMSMs) to motor parameter variations and load disturbances, a novel control method combining an improved Grasshopper Optimization Algorithm (GOA) with a variable universe fuzzy Proportional-Integral (PI) controller is proposed, building upon standard fuzzy PI control. First, the diversity of the population and the global exploration capability of the algorithm are enhanced through the integration of the Cauchy mutation strategy and uniform distribution strategy. Subsequently, the fusion of Cauchy mutation and opposition-based learning, along with modifications to the optimal position, further improves the algorithm's ability to escape local optima.
View Article and Find Full Text PDFBackground: Understanding the median nerve's position relative to surrounding anatomy is essential; however, there are many variations among individuals. This study assesses differences in median nerve position with or without palmaris longus (PL). We hypothesize that PL presence alters median nerve position, resulting in a greater distance to the skin volar surface, a decreased distance to the radius volar surface, and an increased distance to the flexor carpi radialis (FCR).
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