keyword
https://read.qxmd.com/read/38665750/comparative-analysis-of-periodontal-parameters-and-patient-satisfaction-utilising-different-temporary-crown-fabrication-techniques-a-parallel-group-randomised-controlled-trial
#61
JOURNAL ARTICLE
Amrutha Shenoy, Subhabrata Maiti, Deepak Nallaswamy
Aim The study aims to evaluate the efficacy of different techniques for temporary crown fabrication in maintaining periodontal health and patient satisfaction, addressing a critical gap in the existing literature and informing evidence-based clinical practices. Materials and methods This study, conducted in accordance with CONSORT guidelines, was a parallel-group randomised trial conducted at a dental institute in India. In total, 36 participants aged 18-65 requiring anterior tooth region crowns were randomly assigned to three groups: direct (control), indirect (Test Group 1) and direct-indirect (Test Group 2) fabrication techniques...
March 2024: Curēus
https://read.qxmd.com/read/38665214/ich-s1-prospective-evaluation-study-weight-of-evidence-approach-to-predict-outcome-and-value-of-2-year-rat-carcinogenicity-studies-a-report-from-the-regulatory-authorities-subgroup
#62
JOURNAL ARTICLE
Todd Bourcier, Timothy McGovern, Tania Cavaliero, Geoffrey Ebere, Akiyoshi Nishikawa, Jihei Nishimura, Kumiko Ogawa, Markku Pasanen, Alisa Vespa, Jan Willem Van der Laan
Introduction: The International Council for Harmonisation of Technical Requirements for Pharmaceuticals for Human Use (ICH) initiated a process in 2012 to revise the S1B Guideline "Testing for Carcinogenicity of Pharmaceuticals". Previous retrospective analysis indicated the importance of histopathological risk factors in chronic toxicity studies, evidence of endocrine perturbation, and positive genetic toxicology results as potentially predictive indicators of carcinogenic risk. In addition, a relationship between pharmacodynamic activity and carcinogenicity outcome in long-term rodent studies has been reported...
2024: Frontiers in toxicology
https://read.qxmd.com/read/38664749/a-comparative-study-of-the-use-of-digital-technology-in-the-anterior-smile-experience
#63
RANDOMIZED CONTROLLED TRIAL
Jiayi Liu, Maihepireti Maihemaiti, Lijuan Ren, Mierzhati Maimaiti, Nan Yang, Yuan Wang, Minxiang Wang, Xiaoping Wang, Yating Fu, Zhenhua Wang
OBJECTIVES: this study aims to compare the clinical outcomes of traditional and digital crown extension guides in the aesthetic restoration of anterior teeth. Additionally, the study will analyze the differences in the results of various digital crown extension guides in anterior aesthetic restorations. METHODS: Sixty-two patients who required aesthetic restoration of their anterior teeth were selected for this study. The patients had a total of 230 anterior teeth and were randomly divided into three groups: a control group of 22 cases who received diagnostic wax-up with pressure film, an experimental group 1 of 20 cases who received 3D printed digital models with pressure film, and an experimental group 2 of 20 patients who received digital dual-positioning guides...
April 25, 2024: BMC Oral Health
https://read.qxmd.com/read/38663842/percutaneous-tenotomy-for-quadriceps-patellar-or-pes-anserine-tendinopathy-refractory-to-conservative-management-a-retrospective-review
#64
JOURNAL ARTICLE
Tahereh Naeimi, Denis Cherkalin, Jin Min, Sayed E Wahezi
No abstract text is available yet for this article.
April 25, 2024: Pain Medicine
https://read.qxmd.com/read/38663372/pediatric-endocrine-society-statement-on-considerations-for-use-of-teplizumab-tzield%C3%A2-in-clinical-practice
#65
Shilpa Mehta, Anna Ryabets-Lienhard, Neha Patel, Emily Breidbart, Ingrid Libman, Michael J Haller, Kimber M Simmons, Emily K Sims, Linda A DiMeglio, Stephen E Gitelman, Kurt J Griffin, Ksenia N Tonyushkina
Teplizumab (TzieldTM, Provention Bio), a monoclonal antibody directed at t-cell marker CD3, is the first medication approved by the FDA to delay progression from Stage 2 to Stage 3 type 1 diabetes (T1D). To date, the overwhelming majority of pediatric endocrinologists do not have experience using immunotherapeutics and seek guidance the use of teplizumab in clinical practice. To address this need, the Pediatric Endocrine Society (PES) Diabetes Special Interest Group (Diabetes SIG) and Drug and Therapeutics Committee assembled a task force to review clinical trial data and solicit expert recommendations on the approach to teplizumab infusions...
April 25, 2024: Hormone Research in Pædiatrics
https://read.qxmd.com/read/38661051/the-associations-between-daily-reports-of-loneliness-and-psychotic-experiences-in-the-early-risk-stages-for-psychosis
#66
JOURNAL ARTICLE
Esdras Raposo de Almeida, Sara van der Tuin, Merel K Muller, David van den Berg, Yuan-Pang Wang, Wim Veling, Sanne H Booij, Johanna T W Wigman
AIM: Bi-directional associations between loneliness and psychotic experiences (PEs) have been reported, but the mechanisms underlying these associations are unknown. This study aims to explore associations between daily reports of loneliness and PEs, and test differences in this association across young adult individuals at different levels of risk for psychosis. METHODS: We analysed 90-day diary data on loneliness and PEs from N = 96 participants (mean age 24...
April 25, 2024: Early Intervention in Psychiatry
https://read.qxmd.com/read/38660922/exploring-local-perceptions-and-drivers-of-engagement-in-biodiversity-monitoring-among-participants-in-payments-for-ecosystem-services-schemes-in-southeastern-mexico
#67
JOURNAL ARTICLE
Santiago Izquierdo-Tort, Andrea Alatorre, Paulina Arroyo-Gerala, Elizabeth Shapiro-Garza, Julia Naime, Jérôme Dupras
Payments for ecosystem services (PES) are widely applied incentive-based instruments with diverse objectives that increasingly include biodiversity conservation. Yet, there is a gap in understanding of how to best assess and monitor programs' biodiversity outcomes. We examined perceptions and drivers of engagement related to biodiversity monitoring through surveys among current PES participants in 7 communities in Mexico's Selva Lacandona. We conducted workshops among survey participants that included training and field deployment of tools used to monitor biodiversity and land cover, including visual transects, camera traps, acoustic recorders, and forest cover satellite images...
April 25, 2024: Conservation Biology
https://read.qxmd.com/read/38659930/stimulative-piezoelectric-nanofibrous-scaffolds-for-enhanced-small-extracellular-vesicle-production-in-3d-cultures
#68
James Johnston, Hyunsu Jeon, Yun Young Choi, Gaeun Kim, Hsueh-Chia Chang, Nosang Vincent Myung, Yichun Wang
Small extracellular vesicles (sEVs) have great promise as effective carriers for drug delivery. However, the challenges associated with the efficient production of sEVs hinder their clinical applications. Herein, we report a stimulative 3D culture platform for enhanced sEV production. The proposed platform consists of a piezoelectric nanofibrous scaffold (PES) coupled with acoustic stimulation to enhance sEV production of cells in a 3D biomimetic microenvironment. Combining cell stimulation with a 3D culture platform in this stimulative PES enables a 49 fold increase in the production rate per cell with minimal deviations in particle size and protein composition compared with standard 2D cultures...
April 15, 2024: bioRxiv
https://read.qxmd.com/read/38654391/respiratory-drive-heterogeneity-associated-with-systemic-inflammation-and-vascular-permeability-in-acute-respiratory-distress-syndrome
#69
MULTICENTER STUDY
Elias Baedorf-Kassis, Michael Murn, Amy L Dzierba, Alexis L Serra, Ivan Garcia, Emily Minus, Clarissa Padilla, Todd Sarge, Valerie M Goodspeed, Michael A Matthay, Michelle N Gong, Deborah Cook, Stephen H Loring, Daniel Talmor, Jeremy R Beitler
BACKGROUND: In acute respiratory distress syndrome (ARDS), respiratory drive often differs among patients with similar clinical characteristics. Readily observable factors like acid-base state, oxygenation, mechanics, and sedation depth do not fully explain drive heterogeneity. This study evaluated the relationship of systemic inflammation and vascular permeability markers with respiratory drive and clinical outcomes in ARDS. METHODS: ARDS patients enrolled in the multicenter EPVent-2 trial with requisite data and plasma biomarkers were included...
April 23, 2024: Critical Care: the Official Journal of the Critical Care Forum
https://read.qxmd.com/read/38653455/effectiveness-of-a-preschool-motor-skill-intervention-on-body-mass-index-and-movement-behavior-6-18-and-30-month-findings-from-a-cluster-randomized-controlled-trial
#70
JOURNAL ARTICLE
Line Grønholt Olesen, Anders Grøntved, Jan Christian Brønd, Lise Hestbæk, Peter Lund Kristensen
PURPOSE: To study the effectiveness of a preschool staff-delivered motor skills intervention on body composition and physical activity over a 2.5-year time frame. METHODS: In this pragmatic parallel cluster randomized controlled trial (16 preschools), outcome data were collected after 6 (body composition only), 18, and 30 months of intervention. The main physical activity outcomes were accelerometer behavior measures summarizing the total percentage of child daily movement (walk, run, cycle, and standing that included minor movements) and preschool movement during preschool attendance...
April 23, 2024: Pediatric Exercise Science
https://read.qxmd.com/read/38652830/how-a-single-5-ev-electron-can-induce-double-strand-breaks-in-dna-a-time-dependent-density-functional-theory-study
#71
JOURNAL ARTICLE
Anil Kumar, Michael D Sevilla, Leon Sanche
Low-energy (<20 eV) electrons (LEEs) can resonantly interact with DNA to form transient anions (TAs) of fundamental units, inducing single-strand breaks (SSBs), and cluster damage, such as double-strand breaks (DSBs). Shape resonances, which arise from electron capture in a previously unfilled orbital, can induce only a SSB, whereas a single core-excited resonance (i.e., two electrons in excited orbitals of the field of a hole) has been shown experimentally to cause cluster lesions. Herein, we show from time-dependent density functional theory (TDDFT) that a core-excited resonance can produce a DSB, i...
April 23, 2024: Journal of Physical Chemistry. B
https://read.qxmd.com/read/38651288/unraveling-the-rich-fragmentation-dynamics-associated-with-s-h-bond-fission-following-photoexcitation-of-h-2-s-at-wavelengths-%C3%A2-129-1-nm
#72
JOURNAL ARTICLE
Zijie Luo, Yucheng Wu, Shuaikang Yang, Zhenxing Li, Wei Hua, Zhichao Chen, Li Che, Xingan Wang, Michael N R Ashfold, Kaijun Yuan
H2 S is being detected in the atmospheres of ever more interstellar bodies, and photolysis is an important mechanism by which it is processed. Here, we report H Rydberg atom time-of-flight measurements following the excitation of H2 S molecules to selected rotational ( J KaKc ') levels of the 1 B1 Rydberg state associated with the strong absorption feature at wavelengths of λ ∼ 129.1 nm. Analysis of the total kinetic energy release spectra derived from these data reveals that all levels predissociate to yield H atoms in conjunction with both SH(A) and SH(X) partners and that the primary SH(A)/SH(X) product branching ratio increases steeply with ⟨ J b 2 ⟩, the square of the rotational angular momentum about the b -inertial axis in the excited state...
April 23, 2024: Journal of Physical Chemistry. A
https://read.qxmd.com/read/38649546/microplastics-and-associated-polycyclic-aromatic-hydrocarbons-in-surface-water-and-sediment-of-the-bay-of-bengal-coastal-area-india-sources-pathway-and-ecological-risk
#73
JOURNAL ARTICLE
Kalpana Patidar, Balram Ambade, Mohammed Alshehri
In the aquatic environment around the world, microplastic contamination has been a common and ongoing issue. Particularly, the ability of microplastics to absorb persistent organic pollutants (POPs) and then transmit these POPs to aquatic creatures has attracted a lot of interest. A stereomicroscope was used to detect the size, shape, and color of the microplastics (MPs), and Fourier Transform Infrared (FTIR) spectroscopy was used to identify the polymer composition of the MPs. To address MP transit, destiny, and mitigation, a study of MP pollution coastal areas is required...
April 22, 2024: Environmental Geochemistry and Health
https://read.qxmd.com/read/38648610/effect-of-counterion-size-on-knotted-polyelectrolyte-conformations
#74
JOURNAL ARTICLE
Andrea Tagliabue, Cristian Micheletti, Massimo Mella
Using Langevin dynamics simulations and a coarse-grained primitive model of electrolytes, we show that the behavior of knotted circular strong polyelectrolytes (PEs) in diluted aqueous solution is largely affected by the diameter of the counterions (CIs), σCI . Indeed, we observe that both gyration radius and knot length vary nonmonotonically with σCI , with both small and bulky CIs favoring knot localization, while medium-sized ones promote delocalized knots. We also show that the conformational change from delocalized to tight knots occurs via the progressive coalescence of the knot's essential crossings...
April 22, 2024: Journal of Physical Chemistry. B
https://read.qxmd.com/read/38648265/process-evaluations-of-diabetes-self-management-programs-a-systematic-review-of-the-literature
#75
REVIEW
Chinelo Nsobundu, Yeka W Nmadu, Nikita Sandeep Wagle, Margaret J Foster, Ellisa Lisako Jones McKyer, Ledric Sherman, Marcia G Ory, James Jim N Burdine
OBJECTIVE: To conduct a systematic review of process evaluations (PEs) of diabetes self-management programs (DSMPs). DATA SOURCE: An electronic search using Medline (Ovid), Embase (Ovid), CINAHL (Ensco), Academic Search (Ebsco), and APA PsycInfo (Ebsco). STUDY INCLUSION AND EXCLUSION CRITERIA: Peer-reviewed, empirical quantitative, qualitative, or mixed-method studies were included if they (1) were a traditional, group-based DSMP, (2) involved adults at least 18 years with T1DM or T2DM, (3) were a stand-alone or embedded PE, and (4) published in English...
April 22, 2024: American Journal of Health Promotion: AJHP
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
#76
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/38647242/quantum-study-of-the-rovibrational-relaxation-of-hf-by-collision-with-4-he-on-a-new-potential-energy-surface
#77
JOURNAL ARTICLE
Otoniel Denis-Alpizar, Alexandre Zanchet, Thierry Stoecklin
The HF molecule is considered the main reservoir of fluorine in the interstellar medium (ISM). Also, the interactions of this molecule with the most common atoms and molecules in the ISM have attracted great interest from the astrochemical community. Collisions between HF and helium have recently caused controversy following a study using a two-dimensional SAPT potential energy surface (PES) that exhibited large discrepancies with previous scattering calculations based on more recent ab initio potentials. To address this issue, our current work aims to develop the most precise three-dimensional PES for the HF+He system...
April 22, 2024: Physical Chemistry Chemical Physics: PCCP
https://read.qxmd.com/read/38647101/encoding-a-many-body-potential-energy-surface-into-a-grid-based-matrix-product-operator
#78
JOURNAL ARTICLE
Kentaro Hino, Yuki Kurashige
An efficient algorithm for compressing a given many-body potential energy surface (PES) of molecular systems into a grid-based matrix product operator (MPO) is proposed. The PES is once represented by a full-dimensional or truncated many-body expansion form, which is obtained by ab initio calculations at each grid mesh point, and then all terms in the expansion are compressed and merged into a single MPO while maintaining the bond dimension of the MPO as small as possible. It was shown that the ab initio PES of the H2 CO was compressed by more than 2 orders of magnitude in the size of the site operators without loss of accuracy...
April 22, 2024: Journal of Chemical Theory and Computation
https://read.qxmd.com/read/38643892/comparison-of-iol-power-prediction-accuracy-between-two-swept-source-oct-biometry-devices
#79
JOURNAL ARTICLE
Nir Sorkin, Rotem Zadok, Savini Giacomo, Yoav Kan-Tor, Yuval Benjamini, Eliya Levinger, Judith Bardugo, Adi Abulafia
PURPOSE: To compare intraocular lens (IOL) power prediction accuracy of the Eyestar 900 (EyeS900) and the IOLMaster 700 (IOLM700) based on estimated and measured posterior corneal power DESIGN: Retrospective, inter-instrument reliability study METHODS: Setting: Institutional. PARTICIPANTS: 225 eyes of 225 cataract surgery patients. MEASUREMENTS: Patients underwent measurements by both devices preoperatively. MAIN OUTCOME MEASURES: Spherical Equivalent Prediction Error (SEQ-PE), spread of the SEQ-PE (Precision) and the absolute SEQ-PE (accuracy) of each device using Barrett Universal II (BUII) formula with either estimated posterior keratometry (E-PK) or measured posterior keratometry (M-PK)...
April 19, 2024: American Journal of Ophthalmology
https://read.qxmd.com/read/38642075/the-influence-of-psychological-resilience-and-nursing-practice-environment-on-nurses-moral-courage-a-cross-sectional-study
#80
JOURNAL ARTICLE
Zhang Ruixin, He Shan, Tang Yongli, Jie Chen, Chen Qianzhu, Wang Xue
AIM: To determine the relationship between psychological resilience, nursing practice environment, and moral courage of clinical nurses and also the factors influencing moral courage. DESIGN: Cross-sectional study. METHODS: 586 nurses from a general hospital were selected by convenience sampling method in January 2023. The general information questionnaire, Nurses' Moral Courage Scale (NMCS), Resilience Scale, and Practice Environment Scale (PES) were measured...
April 2024: Nursing Open
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