Publications by authors named "Istikhar Ali"

High-energy nuclear collisions create a quark-gluon plasma, whose initial condition and subsequent expansion vary from event to event, impacting the distribution of the eventwise average transverse momentum [P([p_{T}])]. Disentangling the contributions from fluctuations in the nuclear overlap size (geometrical component) and other sources at a fixed size (intrinsic component) remains a challenge. This problem is addressed by measuring the mean, variance, and skewness of P([p_{T}]) in ^{208}Pb+^{208}Pb and ^{129}Xe+^{129}Xe collisions at sqrt[s_{NN}]=5.

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A Ce(III) phosphinate and a Ce(IV) phosphostibonate have been assembled by the reaction of a phosphinic acid and phosphostibonate with Ce(III) salts. Single crystal X-ray diffraction (SCXRD) studies reveal the formation of a rare triangular Ce(III) oxo-cluster [Ce(PhCHPO)]Cl(CHOH)(HO)] () and a fascinating hexanuclear oxo-cluster containing Ce(IV) ions [Ce (-ClCHSb)(μ-O)(μ-O)(-BuPO)(μ-OCH)] (). The molecular architecture of showcased an interesting correlation with platonic solids, wherein the Ce(IV), Sb(V), and P(V) ions were found to be present in vertices of an octahedron, a tetrahedron, and a cube, respectively.

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The current research was conducted to synthesize Parietaria alsinifolia-mediated iron oxide nanoparticles (P.A@FeONPs) using the green and eco-friendly protocol. The biosynthesized P.

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Objective: The objective of this study is to present the clinical characteristics of immunoglobulin G4-related diseases (IgG4-RD) patients and describe associated overlap with autoimmune rheumatic diseases (ARDs).

Patients And Methods: This cross-sectional study included 81 patients with IgG4-RD who were recruited from 13 specialized rheumatology departments and centers across the country in collaboration with the Egyptian College of Rheumatology (ECR). Patients underwent a thorough history-taking and clinical examination.

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The photo-induced CO-releasing properties of the dark-stable complex [RuCl(CO)L] (L = 2-(pyridin-2-yl)quinoxaline) were investigated under 468 nm light exposure in the presence and absence of biomolecules such as histidine, calf thymus DNA and hen egg white lysozyme. The CO release kinetics were consistent regardless of the presence of these biomolecules, suggesting that they did not influence the CO release mechanism. The quinoxaline ligand demonstrated exceptional cytotoxicity against human acute monocytic leukemia cells (THP-1), with evidence of potential DNA damage ascertained by comet assay, while it remained non-toxic to normal kidney epithelial cells derived from African green monkey (Vero) cell lines.

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Wheelchair users with poor trunk control and postural abnormalities require additional posture support devices and wheelchair modifications to sit upright. Therefore, this study was conducted to observe the function of wheelchair users in the modified wheelchair and their satisfaction with both the modified wheelchair and intermediate wheelchair service. A descriptive study was conducted, and 14 participants were recruited through consecutive sampling.

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Objectives: This study explores trends in buprenorphine availability at substance use disorder treatment facilities (SUDTFs) and by waivered clinicians during the pandemic. We also examined whether there were differences in access based on a county's metropolitan status and annual fatal drug poisoning rate.

Methods: Data from the Substance Abuse and Mental Health Services Administration' Behavioral Health Treatment Locator between July 2019 and May 2021 were used to calculate trends in SUDTFs offering buprenorphine and the number of waivered clinicians per 10,000 population.

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Objectives: To determine the association between IGF2BP2 polymorphisms and type 2 diabetes mellitus.

Methods: This study involved 422 individuals, 214 diabetes mellitus cases, and 208 healthy controls. The PCR-RFLP technique was used to determine the genotype of the IGF2BP2 gene for the SNPs rs4402960 (G>T) and rs1470579 (A>C).

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Introduction: A subtype of human mast cells (MCs) found in the skin and to a lesser extent in the lung and gut express a novel G protein-coupled receptor (GPCR) known as Mas-related GPCR-X2 (MRGPRX2, mouse counterpart MrgprB2). In addition to drug-induced pseudoallergy and cutaneous disorders, MrgprB2 contributes to ulcerative colitis, IgE-mediated lung inflammation and systemic anaphylaxis. Interestingly, most agonists activate MRGPRX2 with higher potency than MrgprB2.

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Purpose: This study aimed to determine the perceptions of senior medical students and recent graduates from College of Medicine (CMED) at Qatar University regarding their undergraduate education and training related to prescribing, their confidence in achieving the learning outcomes specified in the curriculum and their preparedness to prescribe in practice.

Patients And Methods: This was a cross-sectional web-based survey with qualitative elements, utilizing a 22-item pre-validated questionnaire developed through a multi-phase iterative process. The survey was administered to all senior medical students (year 4-6) and recent graduates of CMED at Qatar University.

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Diabetic macular edema (DMO) poses a significant risk to vision, primarily caused by the leakage of retinal vessels. Traditional treatments involve anti-vascular endothelial growth factor (VEGF) agents and corticosteroids, though responses vary, necessitating frequent treatments. This retrospective study at a London-based tertiary eye hospital evaluates the efficacy of faricimab, a bispecific antibody inhibiting angiopoietin 2 (Ang-2) and VEGF-A, in treating DMO.

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Introduction The debate remains unresolved about whether an open (Milligan-Morgan) or closed (Ferguson) approach is superior for hemorrhoidectomy. Advocates from both groups state that each has its own set of advantages and disadvantages. In light of this, we intend to share our experience by comparing the two in terms of their post-operative outcomes.

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To compare the postoperative outcomes after combined phacovitrectomy for epiretinal membrane and cataract (combined group) vs standalone phacoemulsification (control group). A systematic literature search of Ovid MEDLINE, CINAHL, and the Cochrane Library was performed. The primary outcomes were the refractive predictive error and mean absolute error expressed as the spherical equivalent.

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Sheath blight, caused by AG1 IA, is a challenging disease of rice worldwide. In the current study, nine isolates, within the anastomosis group AG-1 IA, were isolated, characterized based on their macroscopic and microscopic features, as well as their ability to produce cell wall degrading enzymes (CWDEs), and further molecularly identified via ITS sequencing. Although all isolates were pathogenic and produced typical sheath blight symptoms the susceptible rice cultivar, Sakha 101, AG1 IA -isolate SHBP9 was the most aggressive isolate.

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Background: Preeclampsia (PE) is marked by hypertension and detrimental sterile inflammatory response. Despite the reported anti-inflammatory effect of pyridostigmine bromide (PYR) in different models, its anti-inflammatory mechanism in PE is unclear. This study assessed whether such an anti-inflammatory effect involves inhibition of placental Toll-like receptor 4 (TLR4) signaling.

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Four organotin(IV) carboxylate complexes; (CH)SnL (), CHSnL (), (CH)SnL () and (CH)SnL () are synthesized by the condensation reaction of organotin(IV) chlorides with sodium-4-chloro-2-methylphenoxyacetate (). The FT-IR spectra suggested bridging/chelating bidentate coordination of the ligand to the tin atom. Single-crystal XRD analysis authenticated the FT-IR findings for and .

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Green synthesis of nanoparticles (NPs) is preferred for its affordability and environmentally friendly approach. This study explored the synthesis and characterization of silver NPs (AgNPs) and examined their impact on the growth of Zea mays, both alone and in combination with nickel chloride (NiCl). A methanolic leaf extract was combined with silver nitrate to synthesize AgNPs.

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Background: Understanding the connection between parental wellbeing and its impact on childhood depression is crucial in order to develop targeted interventions and support systems that can mitigate potential long-term effects on mental health. This study focuses on examining the properties of an Arabic translation of a questionnaire called Short Mood and Feelings Questionnaire Parent Version (SMFQ-P) as a preliminary step toward validating a culturally relevant screening tool for childhood depression in Lebanon.

Methods: A total of 502 parents, recruited through a snowball method, took part in the survey with an age of 36.

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Background: Following interventions to eliminate trachoma in the Afar region of Ethiopia, our goal was to reassess the prevalence of trachomatous trichiasis (TT) and trachomatous inflammation-follicular (TF) at the woreda level, and to identify factors associated with the disease.

Methods: Cross-sectional community-based surveys were conducted in 26 trachoma-endemic woredas, employing a standardized approach. Households were selected as the secondary sampling unit.

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One of the green, clean, and environment-friendly sources of energy is wind energy. For the assessment of wind energy potential, the parameters of the probability distribution function (PDF), i.e.

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The integration of phytochemistry into forensic science has emerged as a groundbreaking frontier, providing unprecedented insights into nature's secrets through the precise application of phytochemical fingerprinting of phytotoxins as a cutting-edge approach. This study explores the dynamic intersection of phytochemistry and forensic science, highlighting how the unique phytochemical profiles of toxic plants and their secondary metabolites, serve as distinctive markers for forensic investigations. By utilizing advanced techniques such as Ultra-High-Performance Liquid Chromatography (UHPLC) and High-Resolution Mass Spectrometry (HRMS), the detection and quantification of plant-derived are made more accurate in forensic contexts.

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In this paper, a robust fuzzy multi-objective framework is performed to optimize the dispersed and hybrid renewable photovoltaic-wind energy resources in a radial distribution network considering uncertainties of renewable generation and network demand. A novel multi-objective improved gradient-based optimizer (MOIGBO) enhanced with Rosenbrock's direct rotational technique to overcome premature convergence is proposed to determine the problem optimal decision variables. The deterministic optimization framework without uncertainty minimizes active energy loss, unmet customer energy, and renewable generation costs.

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