203,202 results match your criteria: "P.O. Central University[Affiliation]"

Recent reconnaissance geochemical investigations have unveiled Cryogenian magmatism linked to the compressional accretionary phase, contributing to the growth of the Afif Terrane in the eastern Arabian Shield. The Cryogenian Suwaj intrusive suite, within the Afif Terrane, displays a compositional range from gabbro-diorite to tonalite-granodiorite. The uniform compositional variation is primarily due to magmatic differentiation within parental magma across multiple pulses.

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Exercise type and settings, quality of life, and mental health in coronary artery disease: a network meta-analysis.

Eur Heart J

January 2025

Department of Physical Education and Sports, Faculty of Sport Sciences, Sport and Health University Research Institute (iMUDS), University of Granada, Carretera de Alfacar, S/N 18071, Granada, Spain.

Background And Aims: Individuals with coronary artery disease have poorer mental health, health-related quality of life (HR-QoL), and cognition compared with (age-matched) controls. Exercise training may attenuate these effects. The aim is to systematically review and meta-analyse the effects of different exercise types and settings on brain structure/function, cognition, HR-QoL, mental health (e.

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Borophene based quasi planar nanocluster for ethanol, isobutanol, and acetone sensing: A first principle study.

J Mol Graph Model

January 2025

Department of Chemistry Education, Farhangian University, P.O. Box 14665-889, Tehran, Iran. Electronic address:

In this study, the need for efficient detection of volatile organic compounds (VOCs) in environmental monitoring, industrial safety, is addressed by investigating borophene-based B36 nanoclusters as gas sensors. Density functional theory (DFT) calculations were employed to examine the adsorption behavior of ethanol, isobutanol, and acetone on B surfaces, with a focus on vibrational modes, reactivity, and adsorption energies. It was found that acetone exhibits the strongest interaction with pristine B, indicating its potential for robust sensing applications.

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Alzheimer's disease (AD) is associated with cognitive impairments which are linked to a deficit in cholinergic function. The objective of this study was to evaluate the ability of TeMac™ to prevent memory impairment in scopolamine-rats model of Alzheimer's disease and by in silico approaches to identify molecules in TeMac™ inhibiting acetylcholinesterase. The cholinergic cognitive dysfunction was induced by intraperitoneal injection of scopolamine (1 mg/kg daily) in male Wistar rats for seven consecutive days.

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De novo root regeneration (DNRR) involves activation of special cells after wounding, along with the converter cells, reactive oxygen species, ethylene, and jasmonic acid, also playing key roles. An updated DNRR model is presented here with gene regulatory networks. Root formation after tissue injury is a type of plant regeneration known as de novo root regeneration (DNRR).

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Unlocking olive rhizobacteria: harnessing biocontrol power to combat olive root rot and promote plant growth.

Int Microbiol

January 2025

Phytopathology Unit, Department of Plant Protection, Ecole Nationale d'Agriculture de Meknès, Km 10, Rte Haj Kaddour, BP S/40, 50001, Meknes, Morocco.

Olive trees are susceptible to various diseases, notably root rot caused by Pythium spp., which presents significant challenges to cultivation. Conventional chemical control methods have limitations, necessitating exploration of eco-friendly alternatives like biological control strategies.

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This study details the synthesis of a novel ternary nanocomposite composed of MnFeO, FeVO, and modified zeolite, achieved through a two-step process. The initial step involved the hydrothermal synthesis of the MnFeO/FeVO composite, followed by its application onto modified zeolite using ultrasonic waves. The synthesized nanocomposite was thoroughly characterized using a range of analytical techniques.

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Synthesis of zeolite from rice husk ash and kaolinite clay for the removal of methylene blue from aqueous solution.

Heliyon

January 2025

Department of Chemistry, School of Physical Sciences, College of Agriculture and Natural Sciences, University of Cape Coast, Cape Coast, Ghana.

Zeolite was successfully synthesized using a mixture of kaolinite clay (which served as the alumina source) and rice husk ash (silica source). The aim of this work was to synthesize highly efficient zelolite to remove methyle blue dye from aqueous solution. The synthesized adsorbent was characterised using Fourier Transform Infrared (FTIR) spectroscopy, powder x-ray diffraction (PXRD) analysis, differential scanning calorimetry (DSC), thermogravimetric analysis (TGA) and pH at the point of zero charge (pHpzc).

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Lower bounds on trees and unicyclic graphs with respect to the misbalance rodeg index.

Heliyon

January 2025

Department of Computer and Information Sciences, Northumbria University, Newcastle, NE1 8ST, UK.

The Misbalance Rodeg () index stands out among the 148 discrete Adriatic indices demonstrating considerable predictive capabilities in evaluations carried out by the International Academy of Mathematical Chemistry. This index excels particularly in forecasting both the enthalpy and the standard enthalpy of vaporization for octane isomers. Despite its significant chemical applicability, the index has not been extensively explored in the literature.

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In this study, we present the design, synthesis, and utilization of a covalent triazine framework (CTF) formed by the condensation of , , -tris(4-(aminomethyl)benzyl)-1,3,5-triazine-2,4,6-triamine and 2,4,6-tris(4-formylphenoxy)-1,3,5-triazine on which silica is immobilized (TPT-TAT/silica) as an innovative catalyst for porphyrins synthesis. Under solvothermal conditions, the condensation of triamine and trialdehyde precursors led to the formation of a covalent triazine framework (CTF) with a high nitrogen content. The resulting CTF is characterized by its extensive porosity and elevated nitrogen levels, which are critical for the creation of catalytic active sites.

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A novel molecular design based on a quinazolinone scaffold was developed the attachment of aryl alkanesulfonates to the quinazolinone core through a thioacetohydrazide azomethine linker, leading to a new series of quinazolinone-alkanesulfonates 5a-r. The antimicrobial properties of the newly synthesized quinazolinone derivatives 5a-r were investigated to examine their bactericidal and fungicidal activities against bacterial pathogens like , (Gram-positive), , , (Gram-negative), in addition to (unicellular fungal). The tested compounds demonstrated reasonable bactericidal activities compared to standard drugs.

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Recent advances in cancer therapy have been made possible by monoclonal antibodies, domain antibodies, antibody drug conjugates, The most impact has come from controlling cell cycle checkpoints through checkpoint inhibitors. This manuscript explores the potential of a series of novel -benzyl isatin based hydrazones (5-25), which were synthesized and evaluated as anti-breast cancer agents. The synthesized hydrazones of -benzyl isatin were screened against two cell lines, the MDA-MB-231 breast cancer cell line and the MCF-10A breast epithelial cell line.

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External quality assessment in African clinical laboratories: A systematic review and meta-analysis.

Am J Clin Pathol

January 2025

Department of Hematology and Immunohematology, School of Biomedical and Laboratory Science, College of Medicine and Health Science, University of Gondar, P. O. Box 196, Gondar, Ethiopia.

Objectives: External quality assessment (EQA) helps evaluate and improve the quality of laboratory testing by providing unbiased reviews. The study aimed to synthesize pooled EQA performance of clinical laboratories across the African region.

Methods: The review was registered in PROSPERO (CRD42024562987) and reported based on the 2020 Preferred Reporting Items for Systematic Reviews and Meta-Analyses checklist.

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Seawater batteries (SWBs) have emerged as a next-generation battery technology that does not rely on lithium, a limited resource essential for lithium-ion batteries. Instead, SWBs utilize abundant sodium from seawater, offering a sustainable alternative to conventional battery technologies. Previous studies have demonstrated the feasibility of achieving high energy densities in SWB anodes using vertically aligned electrodes.

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Long-distance transport and associated fasting of unweaned calves have the potential to compromise the animals' welfare. This observational study aimed to determine how transport and fasting durations impacted the physiology and health of 115 transported calves in three transport groups; IRE (n = 20, mean age 29.8d; short road transport (~ 29 h incl.

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Background: Retesting for HIV during pregnancy, labor, and postpartum is crucial for identifying new infections and ensuring timely interventions to prevent mother-to-child transmission (PMTCT). Uganda's national guidelines recommend that pregnant women be retested in the 3rd trimester or during labor/delivery. However, limited information exists regarding adherence to these guidelines, which may affect the effectiveness of PMTCT efforts.

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Background: Saidi sheep are one of the most important farm animals in Upper Egypt, particularly in the Assiut governorate. Since they can provide meat, milk, fiber, and skins from low-quality roughages, sheep are among the most economically valuable animals bred for food in Egypt. Regarding breeding, relatively little is known about the Saidi breed.

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%diag_test: a generic SAS macro for evaluating diagnostic accuracy measures for multiple diagnostic tests.

BMC Med Inform Decis Mak

January 2025

Institute of Mathematical Sciences Centre for Health Analytics and Modelling (CHaM), Strathmore University, Nairobi, Kenya.

Background: Measures of diagnostic test accuracy provide evidence of how well a test correctly identifies or rules-out disease. Commonly used diagnostic accuracy measures (DAMs) include sensitivity and specificity, predictive values, likelihood ratios, area under the receiver operator characteristic curve (AUROC), area under precision-recall curves (AUPRC), diagnostic effectiveness (accuracy), disease prevalence, and diagnostic odds ratio (DOR) etc. Most available analysis tools perform accuracy testing for a single diagnostic test using summarized data.

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Background: Approximately 70% of child deaths due to diarrhea are caused by a lack of timely healthcare. However, there was little evidence of factors associated with delays in seeking health care for patients with diarrheal diseases in the study area. Therefore, this study aimed to investigate delays in seeking healthcare for children with diarrhea and identify associated factors among caregivers in health centers of Northwest Ethiopia.

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Background: Studies of the world health organization indicated that Diabetes is on the rise. The occurrence of diabetes is steadily increasing everywhere, most markedly in the world's middle and low-income countries. The aim of this study is to explore the consequence of war on the sugar level of diabetic mellitus patients.

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Background: Academic accreditation is a pivotal process in nursing education, ensuring program quality, consistency, and graduate readiness for professional practice. Despite its significance, limited research explores the lived experiences and perspectives of stakeholders, including academic nurse educators, administrators, students, and alumni-engaged in accreditation.

Purpose: This study aimed to explore the lived experiences, perceptions, and insights of nursing education stakeholders regarding the accreditation process, focusing on its impact on educational quality, program reputation, and professional preparation.

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Optimization and characterization studies of poultry waste valorization for peptone production using a newly Egyptian Bacillus subtilis strain.

AMB Express

January 2025

Department of Agricultural Microbiology, Faculty of Agriculture, Ain Shams University, Hadayek Shoubra, P.O. Box 68, Cairo, 11241, Egypt.

Valorization of poultry waste is a significant challenge addressed in this study, which aimed to produce cost-effective and sustainable peptones from poultry waste. The isolation process yielded the highly potent proteolytic B.subtilis isolate P6, identified through 16S rRNA gene sequencing to share 94% similarity with the B.

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The cost of perspective switching: Constraints on simultaneous activation.

Psychon Bull Rev

January 2025

Department of Education and Psychology, The Open University, 1 University Road, P.O. Box 808, 4353701, Ra'anana, Israel.

Visual perspective taking often involves transitioning between perspectives, yet the cognitive mechanisms underlying this process remain unclear. The current study draws on insights from task- and language-switching research to address this gap. In Experiment 1, 79 participants judged the perspective of an avatar positioned in various locations, observing either the rectangular or the square side of a rectangular cube hanging from the ceiling.

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Factors Associated with the Timing of Initial Visit to Healthcare Providers for Injured Workers with Low Back Pain Claims: A Multijurisdiction Retrospective Cohort.

J Occup Rehabil

January 2025

Healthy Working Lives Research Group, School of Public Health and Preventive Medicine, Monash University, 553 St Kilda Road, Melbourne, VIC, 3004, Australia.

Purpose: Evidence shows that patient outcomes following musculoskeletal injury have been associated with the timing of care. Despite the increasing number of injured workers presenting with low back pain (LBP) in primary care, little is known about the factors that are associated with the timing of initial healthcare provider visits. This study investigated factors that are associated with the timing of initial workers' compensation (WC)-funded care provider visits for LBP claims.

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