Publications by authors named "Ehsan Muhammad"

Membrane proteins play a crucial role in a variety of biological processes and are key targets for pharmaceutical development. Structural studies of membrane proteins provide molecular insights into the mechanisms of these processes and are essential for effective drug discovery. Historically, these studies have relied on solubilization of the target protein using detergents, but conventional detergents often fail to maintain the stability of challenging membrane proteins.

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Currently, there is a rush to develop green polymeric films such as biodegradable chitosan (CH) films to control and prevent plastic pollution from degrading the environment. This study reports a novel and sustainable green approach to the development of CH films using lemon juice (LJ) and lemon peel extract (LPE), the latter to dilute the LJ. The LPE was also utilized for the synthesis of ZnFeO nanoparticles (NPs), adding to this work's novelty.

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A trend has been established concerning the research and development of various green and biodegradable plastics for multi-purpose applications, aiming to replace petroleum-based plastics. Herein, we report the synthesis of chitosan (CH) films using lemon juice; these were reinforced with NiZnFeO nanoparticles (NiZnFeO NPs) to obtain improved mechanical and barrier properties, facilitating their future application as sustainable, corrosion-resistant coatings for medical instruments. The synthesized NiZnFeO NPs had a crystallite size of ~29 nm.

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Background: A conservative strategy is the primary modality of treatment for acute pancreatitis of which fluid replacement is an important component. Since the results regarding early aggressive versus moderate fluid replenishment for acute pancreatitis are inconsistent, we sought to compare outcomes between the two resuscitation strategies in our meta-analysis.

Methods: We searched MEDLINE (PubMed), Embase, the Cochrane Library, and ClinicalTrials.

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Achieving net-zero emissions by 2050 requires the development of effective negative emission techniques, including ocean-based approaches for CO sequestration. However, the implementation and testing of marine CO removal (mCDR) techniques such as ocean iron fertilization (OIF) or ocean alkalinity enhancement (OAE) face significant challenges. Herein, a novel self-operating electrochemical technology is presented that not only combines OIF and OAE, but also recovers hydrogen gas (H) from seawater, hence offering a promising solution for achieving quantifiable and transparent large-scale mCDR.

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poses a global challenge as a parasite affecting small ruminants, yet the problem of absence of an effective vaccine against infection still exists. This investigation sought to appraise the immunological reaction induced by recombinant excretory/secretory-24 (rHcES-24) in combination with complete Freund's adjuvant (CFA) and bio-polymeric nanoparticles (NPs) within a murine model. In this study, rHcES-24 was encapsulated in poly(d, l-lactide-co-glycolide) (PLGA) and chitosan (CS) NPs, administered subcutaneously to mice.

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The conversion of 5-hydroxymethylfurfural (HMF) into valuable chemicals, such as 2,5-furandicarboxylic acid (FDCA), is pivotal for sustainable chemical production, offering a renewable pathway to biodegradable plastics and high-value organic compounds. This pioneering study explores the synthesis of FeNi nanostructures via aerosol-assisted chemical vapor deposition (AACVD) for the electrochemical oxidation of HMF to FDCA. By adjusting the deposition time, we developed two distinct nanostructures: FeNi-40, which features nanowires with spherical terminations, and FeNi-80, which features aggregated spherical structures.

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Background: (), a nematode with global prevalence, poses a major threat to the gastrointestinal health of sheep and goats. In an effort to combat this parasite, a nanovaccine was created using a recombinant ADP-ribosylation factor 1 (ARF1) antigen encapsulated within poly lactic-co-glycolic acid (PLGA). This study aimed to assess the effectiveness of this nanovaccine in providing protection against infection.

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Theileria annulata (T. annulata) is intra-erythrocytic protozoan parasite which is more prevalent in tropical and sub-tropical countries. It has a significant economic impact on the productivity of the dairy industry, and buparvaquone is used to treat infected animals in the prevalent regions of the world.

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Article Synopsis
  • Post-traumatic stress disorder (PTSD) is a challenging mental health condition often inadequately addressed by existing treatments, leading to interest in MDMA-assisted psychotherapy (MDMA-AT) as a potential solution.
  • A comprehensive analysis of nine studies involving 297 PTSD patients revealed that MDMA-AT significantly reduced PTSD severity scores and increased rates of patient response and remission compared to control groups receiving placebo or inactive doses of MDMA.
  • The findings suggest that MDMA-AT is an effective treatment option for chronic, treatment-resistant PTSD patients while showing no significant increase in adverse effects compared to traditional treatment methods.
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The efficacy and safety profile of mavacamten, a cardiac myosin inhibitor for the treatment of hypertrophic cardiomyopathy (HCM) is not well-established, prompting the need for an updated meta-analysis. The authors conducted an extensive search across multiple electronic databases, including Embase, MEDLINE (via Pubmed), and CENTRAL, to identify randomized controlled trials (RCTs) assessing the efficacy and safety of mavacamten in HCM. Review Manager 5.

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Context: COVID-19 has substantial effects on respiratory health and overall well-being. Recent studies suggest vitamin D as a potential treatment, but the results are inconclusive.

Objective: The authors conducted a systematic review of randomized controlled trials (RCTs) to examine the link between vitamin D and patients with COVID-19.

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Electrochemical oxidation has emerged as an effective and straightforward technology for groundwater remediation. While recent studies have investigated parameters such as current, electrolyte composition, and electrode materials, most have been conducted using small-scale batch or flow reactors, limiting their applicability to real-world conditions. In this study, a pilot-scale sandbox reactor was employed to simulate realistic groundwater conditions and assess the removal of sulfanilamide, a model organic contaminant.

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Recently, granular activated carbon (GAC) has shown its effectiveness as a cathode material for in situ ROS generation. Here, we present an electrochemically modified GAC cathode using electrode polarity reversal (PR) approach for enhanced HO decomposition via 2-electron oxygen reduction reaction (2e-ORR). The successful GAC modification using PR necessitates tuning of the operational parameters such as frequency, current, and time intervals between the PR cycles.

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This study seeks to assess the hydrogeochemical characteristics of groundwater in the southern part of Thal Desert of Pakistan. The primary focus lies in identifying potential sources of contamination and evaluating their impact on groundwater and the ecosystem. Groundwater samples were collected from diverse sources including shallow hand pumps, tubewells, and dug wells, with depths ranging from 11 to 28 m.

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Diabetes is an emerging threat to the world due to large number of deaths reported within the last decade. To overcome its spread and complications, herein, we reported synthesis and anti-diabetic potential of twelve novel 2-[(arylidenyl)methylidene]hydrazinyl-1,3-thiazole-5-carbaldehydes (3 a-l). All compounds have shown good to excellent α-amylase inhibitory activity, among them ortho substituted analogues, the compound 3 a (IC=14.

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Widespread ecosystem degradation from noxious substances like industrial waste, toxic dyes, pesticides, and herbicides poses serious environmental risks. For remediation of these hazardous problems, present study introduces an innovative Cu-doped Ce₂Zr₂O₇ nano-photocatalyst, fabricated via a simple, eco-friendly hydrothermal method, designed to degrade toxic textile dye methylene blue. Harnessing Cu doping for pyrochlore CeZrO, structure engineering carried out through a hydrothermal synthesis method to achieve superior photocatalytic performance, addressing limitations of rapid charge carrier recombination in existing photocatalysts.

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Context: Novel optoelectronic and thermoelectric properties with broad compositional range, non-toxic nature and structural stability make halide-based double perovskites fascinating for flexible optoelectronic devices. In this work, the structural electronic, optical and transport properties of RbTlSbX (X = Cl, Br, I) were studied using density functional theory for optoelectronic devices. The elastic analysis demonstrates ductile nature, mechanical stability, anisotropic behaviour and feasibility for flexible optoelectronic devices.

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Objective: The study aims to evaluate the motivation levels of dental students, with an emphasis on first-year BDS students, by utilizing the Strength of Motivation for Medical School (SMMS) questionnaire.

Methods: It was a descriptive cross-sectional quantitative study targeting 89 first-year BDS students enrolled at Lahore Medical and Dental College from 5 June to 18 August 2023. The Strength of Motivation for Medical School (SMMS) questionnaire was given to the participants after ethical board approval.

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Article Synopsis
  • Groundwater resources in Pakistan are facing depletion and quality issues due to over-extraction and urbanization, prompting a study of the hydrostratigraphical and hydraulic conditions in the Thal Doab region of Punjab.
  • The study utilized electrical resistivity surveys and groundwater sample analysis to map the aquifers, revealing four to six geo-electric sublayers with varying resistivity indicative of different water quality levels.
  • Results showed promising areas for fresh groundwater, while lower resistivity areas indicated marginally suitable or saline water, with additional assessments conducted to evaluate the water's suitability for drinking based on WHO guidelines.
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Background: Since the efficacy and safety of endovascular thrombectomy (EVT) in patients with acute ischemic stroke with a large infarct area is still inconclusive, we sought to compare functional and neurological outcomes with the use of endovascular thrombectomy versus medical care alone.

Methods: We searched MEDLINE (via PubMed), Embase, Cochrane Library, ClinicalTrials.gov, and the International Clinical Trials Registry Platform (ICTRP) to retrieve all the relevant randomized controlled trials (RCTs) on this topic.

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Background: Albumin acts as a scavenger of reactive oxygen species and an inhibitor of inflammatory processes that underlie hepatic encephalopathy (HE). However, the role of albumin in hepatic encephalopathy is not well-established. The authors performed this meta-analysis to evaluate the efficacy and safety of albumin in the management of hepatic encephalopathy.

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Article Synopsis
  • * A meta-analysis of nine randomized controlled trials (RCTs) from 2003 to 2023 revealed that CETPis significantly reduced cardiovascular disease (CVD)-related mortality and the risk of myocardial infarction, particularly with the drug anacetrapib.
  • * Despite the positive effects on CVD-related mortality and myocardial infarction, CETPis did not show improvements in other cardiovascular outcomes, indicating mixed results in their overall efficacy.
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Electrochemical advanced oxidation processes (EAOPs) are effective in removing persistent contaminants from groundwater. However, their practical applicability depends significantly on various site-specific characteristics. Therefore, the primary objective of this investigation was to study the feasibility of EAOPs and pyrite, which is a sulfide mineral, to effectively remove the mixture of arsenic (As (III)), chromium (Cr (VI)), and sulfanilamide in groundwater.

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