keyword
https://read.qxmd.com/read/38647355/neural-harmony-revolutionizing-thyroid-nodule-diagnosis-with-hybrid-networks-and-genetic-algorithms
#21
JOURNAL ARTICLE
H Summia Parveen, S Karthik, Kavitha M S
In the contemporary world, thyroid disease poses a prevalent health issue, particularly affecting women's well-being. Recognizing the significance of maternal thyroid (MT) hormones in fetal neurodevelopment during the first half of pregnancy, this study introduces the HNN-GSO model. This groundbreaking hybrid approach, utilizing the MT dataset, integrates ResNet-50 and Artificial Neural Network (ANN) within a Glow-worm Swarm Optimization (GSO) framework for optimal parameter tuning. With a comprehensive methodology involving dataset preprocessing and Genetic Algorithm (GA) for feature selection, our model leverages ResNet-50 for feature extraction and ANN for classification tasks...
April 22, 2024: Computer Methods in Biomechanics and Biomedical Engineering
https://read.qxmd.com/read/38647324/from-field-induced-to-zero-field-smms-associated-with-open-closed-structures-of-bis-zndy-tetranuclear-complexes-a-combined-magnetic-theoretical-and-optical-study
#22
JOURNAL ARTICLE
Andoni Zabala-Lekuona, Xabier Lopez de Pariza, Ismael F Díaz-Ortega, Javier Cepeda, Hiroyuki Nojiri, Nina P Gritsan, Alexey A Dmitriev, Alberto López-Ortega, Antonio Rodríguez-Diéguez, José M Seco, Enrique Colacio
We have prepared a bis(compartmental) Mannich base ligand H4 L (1,4,8,11-tetraaza-1,4,8,11-tetrakis(2-hydroxy-3-methoxy-5-methylbenzyl)cyclotetradecane) specifically designed to obtain bis(TMII LnIII ) tetranuclear complexes (TM = transition metal). In this regard, we have succeeded in obtaining three new complexes of the formula [Zn2 (μ-L)(μ-OAc)Dy2 (NO3 )2 ]·[Zn2 (μ-L)(μ-OAc)Dy2 (NO3 )(OAc)]·4CHCl3 ·2MeOH (1) and [TM2 (μ-H2 L)2 (μ-succinate)Ln2 (NO3 )2 ] (NO3 )2 ·2H2 O·6MeOH (TMII = Zn, LnIII = Dy (2); TMII = Co, LnIII = Dy (3))...
April 22, 2024: Dalton Transactions: An International Journal of Inorganic Chemistry
https://read.qxmd.com/read/38647323/analysis-of-electrocardiograms-and-behavior-in-mice-from-pregnancy-to-lactation-period
#23
JOURNAL ARTICLE
Kie Shimizu, Sayaka Kuze-Arata, Takefumi Kikusui, Kazutaka Mogi
Changes in the mother-offspring relationship are presumably accompanied by dynamic changes in the autonomic nervous system. Although temporal measurements of autonomic activity have been performed in human mothers and infants, the analysis of long-term changes remains unexplored. Mouse mothers can form social bonds with their pups and have a short period of pregnancy and lactation, which makes them useful for the examination of physiological changes from pregnancy to pup-rearing. Therefore, a telemetry system was used for several weeks to measure the changes in the autonomic nervous system and the behavior of mouse mothers...
April 5, 2024: Journal of Visualized Experiments: JoVE
https://read.qxmd.com/read/38647306/surface-tension-of-aqueous-electrolyte-solutions-a-thermomechanical-approach
#24
JOURNAL ARTICLE
Yury A Budkov, Nikolai N Kalikin, Petr E Brandyshev
We determine the surface tension of aqueous electrolyte solutions in contact with non-polar dielectric media using a thermomechanical approach, which involves deriving the stress tensor from the thermodynamic potential of an inhomogeneous fluid. To obtain the surface tension, we calculate both the normal and tangential pressures using the components of the stress tensor, recently derived by us [Y. A. Budkov and P. E. Brandyshev, J. Chem. Phys. 159, 174103 (2023)] within the framework of Wang's variational field theory...
April 28, 2024: Journal of Chemical Physics
https://read.qxmd.com/read/38647302/hcl-trimer-hcl-stretch-excited-intramolecular-and-intermolecular-vibrational-states-from-12d-fully-coupled-quantum-calculations-employing-contracted-intra-and-inter-molecular-bases
#25
JOURNAL ARTICLE
Irén Simkó, Peter M Felker, Zlatko Bačić
We present fully coupled, full-dimensional quantum calculations of the inter- and intra-molecular vibrational states of HCl trimer, a paradigmatic hydrogen-bonded molecular trimer. They are performed utilizing the recently developed methodology for the rigorous 12D quantum treatment of the vibrations of the noncovalently bound trimers of flexible diatomic molecules [Felker and Bačić, J. Chem. Phys. 158, 234109 (2023)], which was previously applied to the HF trimer by us. In this work, the many-body 12D potential energy surface (PES) of (HCl)3 [Mancini and Bowman, J...
April 28, 2024: Journal of Chemical Physics
https://read.qxmd.com/read/38647289/feasibility-clinical-potential-and-limitations-of-trans-burr-hole-ultrasound-for-postoperative-evaluation-of-chronic-subdural-hematoma-a-prospective-pilot-study
#26
JOURNAL ARTICLE
Stefan Aspalter, Matthias Gmeiner, Stefan Gasser, Michael Sonnberger, Nico Stroh, Philip Rauch, Andreas Gruber, Harald Stefanits
BACKGROUND AND OBJECTIVES: Chronic subdural hematoma (CSDH) is commonly managed through burr hole surgery. Routine follow-up using computed tomography (CT) imaging is frequently used at many institutions, contributing to significant radiation exposure. This study evaluates the feasibility, safety, and reliability of trans-burr hole sonography as an alternative postoperative imaging modality, aiming to reduce radiation exposure by decreasing the frequency of CT scans. METHODS: We conducted a prospective pilot study on 20 patients who underwent burr hole surgery for CSDH...
April 22, 2024: Neurosurgery
https://read.qxmd.com/read/38647282/diagnosis-management-and-outcomes-of-parechovirus-infections-in-infants-an-overview
#27
REVIEW
Anjana Sasidharan, Christopher J Harrison, Rangaraj Selvarangan
Parechovirus A (PeV-A) infections have been detected with increasing frequency in US infants under 6 months of age, leading to a Centers for Disease Control and Prevention (CDC) health advisory in July 2022. Clinicians are advised to consider PeV-A laboratory testing of blood and cerebrospinal fluid when infants present with unexplained fever, sepsis-like illness, or neurological issues. Clinical laboratories are encouraged to offer in-house molecular testing for PeV-A to avoid diagnostic delays, unnecessary use of antibiotics, and prolonged hospitalization of infants presenting with sepsis-like illness...
April 22, 2024: Journal of Clinical Microbiology
https://read.qxmd.com/read/38647259/a-kinetic-model-reveals-the-critical-gating-motifs-for-donor-substrate-loading-into-actinobacillus-pleuropneumoniae-n-glycosyltransferase
#28
JOURNAL ARTICLE
Zhiqiang Hao, Qiang Guo, Wenjie Peng, Lin-Tai Da
Soluble N -glycosyltransferase from Actinobacillus pleuropneumoniae (ApNGT) catalyzes the glycosylation of asparagine residues, and represents one of the most encouraging biocatalysts for N -glycoprotein production. Since the sugar tolerance of ApNGT is restricted to limited monosaccharides ( e.g. , Glc, GlcN, Gal, Xyl, and Man), tremendous efforts are devoted to expanding the substrate scope of ApNGT via enzyme engineering. However, rational design of novel NGT variants suffers from an elusive understanding of the substrate-binding process from a dynamic point of view...
April 22, 2024: Physical Chemistry Chemical Physics: PCCP
https://read.qxmd.com/read/38647254/ultrasound-versus-palpation-guided-corticosteroid-injection-for-de-quervain-disease-a-randomized-controlled-trial
#29
JOURNAL ARTICLE
Ying-Chen Kuo, Lin-Fen Hsieh, Ya-Fang Liu, Chia-Sung Chang
INTRODUCTION: Corticosteroid injection effectively treats de Quervain disease, and due to the high prevalence of the intracompartmental septum in the first extensor compartment, ultrasound guidance improves injection accuracy. OBJECTIVE: To compare the effectiveness, adverse events, and the recurrence rate between ultrasound-guided and palpation-guided injection in patients with de Quervain disease. DESIGN: Prospective, single-blind, randomized controlled trial...
April 22, 2024: PM & R: the Journal of Injury, Function, and Rehabilitation
https://read.qxmd.com/read/38647252/estimates-of-the-lifetime-productivity-costs-of-chlamydia-gonorrhea-and-syphilis-in-the-united-states
#30
JOURNAL ARTICLE
Harrell Chesson, Ian H Spicknall, Kristen M Kreisel, Thomas L Gift
BACKGROUND: Productivity costs of STIs reflect the value of lost time due to STI morbidity and mortality, including time spent travelling to, waiting for, and receiving STI treatment. The purpose of this study was to provide updated estimates of the average lifetime productivity cost for chlamydia, gonorrhea, and syphilis, per incident infection. METHODS: We adapted published decision tree models from recent studies of the lifetime medical costs of chlamydia, gonorrhea, and syphilis in the United States...
April 19, 2024: Sexually Transmitted Diseases
https://read.qxmd.com/read/38647199/red-blood-cell-folate-and-benign-prostatic-hyperplasia-results-from-the-nhanes-2001-2008
#31
JOURNAL ARTICLE
TingTing Chen, YuanPeng Huang
BACKGROUND: Benign prostatic hyperplasia (BPH) affects 30% of men worldwide, folate is essential for life. However, few studies have investigated the relationship between folate levels and BPH. The present study aims to explore the relationship between red blood cell (RBC) folate, a better indicator of long-term folate intake, and BPH in United States (US) men. METHODS: We used statistics from four cycles of the "National Health and Nutrition Examination Survey" (NHANES2001-2008), RBC folate data come from laboratory data and BPH date come from questionnaire data...
December 2024: Aging Male: the Official Journal of the International Society for the Study of the Aging Male
https://read.qxmd.com/read/38647198/rescuing-a-troubled-tolcapone-with-pegylated-plga-nanoparticles-design-characterization-and-hepatotoxicity-evaluation
#32
JOURNAL ARTICLE
Miguel Pinto, Cláudia Sofia Machado, Sandra Barreiro, Francisco J Otero-Espinar, Fernando Remião, Fernanda Borges, Carlos Fernandes
Tolcapone is an orally active catechol-O-methyltransferase (COMT) inhibitor used as adjuvant therapy in Parkinson's disease. However, it has a highly hepatotoxic profile, as recognized by the U.S. Food and Drug Administration. As a possible solution, nanoscience brought us several tools in the development of new functional nanomaterials with tunable physicochemical properties, which can be part of a solution to solve several drawbacks, including drug's short half-life and toxicity. This work aims to use PEGylated poly(lactic- co -glycolic acid) (PLGA) nanoparticles as a stable carrier with lower hydrodynamic size and polydispersity to encapsulate tolcapone in order to overcome its therapeutic drawbacks...
April 22, 2024: ACS Applied Materials & Interfaces
https://read.qxmd.com/read/38647173/correction-to-ultrasound-induced-gold-nanoparticle-united-with-acoustic-reprogramming-of-macrophages-for-enhanced-cancer-therapy
#33
Qinchao Tang, Fanyu Zhang, Licheng Luo, Yiling Duan, Taomin Zhu, Yueqi Ni, Yang Wang, Haoning Qi, Shuting Jiang, Jingxuan Zhou, Xiaoxin Ma, Yufeng Zhang
No abstract text is available yet for this article.
April 22, 2024: ACS Applied Materials & Interfaces
https://read.qxmd.com/read/38647165/cost-of-disease-progression-among-us-patients-with-human-epidermal-growth-factor-receptor-2-positive-metastatic-breast-cancer
#34
JOURNAL ARTICLE
Clara Lam, Brandon Diessner, Katherine Andrade, Sydnie Stackland, Leah Park, Sandhya Mehta, Feng Lin, Winghan Jackie Kwong
Aim: The objectives were to investigate the differences in per patient per month (PPPM) healthcare resource utilization (HCRU) and costs among commercially insured and Medicare Advantage patients with human epidermal growth factor receptor 2 positive (HER2+) metastatic breast cancer (mBC) who experience disease progression in 12 months compared with those who don't investigate the impact of progression timing on cumulative healthcare costs. Patients & methods: This claims-based study included patients diagnosed with mBC between 1 January 2013 and 30 April 2020 and received HER2-targeted therapy...
April 22, 2024: Journal of Comparative Effectiveness Research
https://read.qxmd.com/read/38647143/experience-transforms-crossmodal-object-representations-in-the-anterior-temporal-lobes
#35
JOURNAL ARTICLE
Aedan Yue Li, Natalia Ladyka-Wojcik, Heba Qazilbash, Ali Golestani, Dirk Bernhardt-Walther, Chris B Martin, Morgan Barense
Combining information from multiple senses is essential to object recognition, core to the ability to learn concepts, make new inferences, and generalize across distinct entities. Yet how the mind combines sensory input into coherent crossmodal representations - the crossmodal binding problem - remains poorly understood. Here, we applied multi-echo fMRI across a four-day paradigm, in which participants learned 3-dimensional crossmodal representations created from well-characterized unimodal visual shape and sound features...
April 22, 2024: ELife
https://read.qxmd.com/read/38647142/demonstration-study-of-reflector-based-volumetric-speed-of-sound-imaging-with-linear-ultrasound-arrays
#36
JOURNAL ARTICLE
Xiaoyi Jiang, Kexin Gan, Yuxin Wang, Chao Tao, Xiaojun Liu, Jie Yuan, Zhibin Jin
Conventional B-mode ultrasound imaging has difficulty in delineating homogeneous soft tissues with similar acoustic impedances, as the reflectivity depends on the acoustic impedance at the interface. As a quantitative imaging biomarker sensitive to alteration of biomechanical properties, speed-of-sound (SoS) holds promising potential for tissue and disease differentiation such as delineation of different breast tissue types with similar acoustic impedance. Compared to two-dimensional (2D) SoS images, three-dimensional (3D) volumetric SoS images achieved through a full-angle ultrasound scan can reveal more intricate morphological structures of tissues; however, they generally require a ring transducer...
April 22, 2024: Ultrasonic Imaging
https://read.qxmd.com/read/38647138/standardized-in-harness-ultrasound-protocol-improves-success-rate-of-brace-treatment-for-dislocated-hips
#37
JOURNAL ARTICLE
Carlos D Pargas-Colina, Caleb M Allred, Apeksha Gupta, Todd J Blumberg
OBJECTIVE: Infant hip dislocations benefit from early detection and treatment for optimal outcomes. Prior studies have identified that there remains wide variability in the success rate of bracing between institutions. Although there are standardized methods to screen infants for hip dysplasia, there are no clear guidelines regarding how to image a child being treated for a hip dislocation with a Pavlik harness. As a result, there is substantial variability in how treatment success or failure is monitored between and within institutions...
April 22, 2024: Journal of Pediatric Orthopedics
https://read.qxmd.com/read/38647072/comprehensive-profiling-of-l1-retrotransposons-in-mouse
#38
JOURNAL ARTICLE
Xuanming Zhang, Ivana Celic, Hannah Mitchell, Sam Stuckert, Lalitha Vedula, Jeffrey S Han
L1 elements are retrotransposons currently active in mammals. Although L1s are typically silenced in most normal tissues, elevated L1 expression is associated with a variety of conditions, including cancer, aging, infertility and neurological disease. These associations have raised interest in the mapping of human endogenous de novo L1 insertions, and a variety of methods have been developed for this purpose. Adapting these methods to mouse genomes would allow us to monitor endogenous in vivo L1 activity in controlled, experimental conditions using mouse disease models...
April 22, 2024: Nucleic Acids Research
https://read.qxmd.com/read/38647051/cost-effectiveness-of-maribavir-versus-conventional-antiviral-therapies-for-post-transplant-refractory-cytomegalovirus-infection-with-or-without-genotypic-resistance-a-us-perspective
#39
JOURNAL ARTICLE
Bob G Schultz, Camille N Kotton, Ginita Jutlla, Riccardo Ressa, Tam de Lacey, Emtiyaz Chowdhury, Tien Bo, Elisabetta Fenu, Daniele K Gelone, Jean-Etienne Poirrier, Stacey L Amorosi
This study evaluated the cost-effectiveness of maribavir versus investigator-assigned therapy (IAT; valganciclovir/ganciclovir, foscarnet, or cidofovir) for post-transplant refractory cytomegalovirus (CMV) infection with or without resistance. A two-stage Markov model was designed using data from the SOLSTICE trial (NCT02931539), real-world multinational observational studies, and published literature. Stage 1 (0-78 weeks) comprised clinically significant CMV (csCMV), non-clinically significant CMV (n-csCMV), and dead states; stage 2 (78 weeks-lifetime) comprised alive and dead states...
April 2024: Journal of Medical Virology
https://read.qxmd.com/read/38647022/the-interplay-between-crystallinity-and-the-levels-of-zn-and-carbonate-in-synthetic-microcalcifications-directs-thyroid-cell-malignancy
#40
JOURNAL ARTICLE
Lotem Gotnayer Lilian, Yarden Nahmias, Gabriel Yazbek Grobman, Lonia Friedlander, Dina Aranovich, Uri Yoel, Netta Vidavsky
One of the key challenges in diagnosing thyroid cancer lies in the substantial percentage of indeterminate diagnoses of thyroid nodules that have undergone ultrasound-guided fine-needle aspiration (FNA) biopsy for cytological evaluation. This delays the definitive diagnosis and treatment plans. We recently demonstrated that hydroxyapatite microcalcifications (MCs) aspirated from thyroid nodules may aid nodule diagnosis based on their composition. In particular, Zn-enriched MCs have emerged as potential cancer biomarkers...
April 22, 2024: Journal of Materials Chemistry. B, Materials for Biology and Medicine
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