Publications by authors named "Ali Daoud"

Use of fossil fuels causes environmental issues due to its inefficiency and and imminent depletion. This has led to interest in identifying alternative and renewable energy sources such as biofuel generation from photosynthetic organisms. A wide variety of prokaryotic and eukaryotic microorganisms, known as microalgae, have the potential to be economical and ecologically sustainable in the manufacture of biofuels such as bio-hydrogen, biodiesel, bio-oils, and bio-syngas.

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Introduction: Ectopic adrenocortical adenomas are infrequent adrenal tumors that deviate from their usual location. Herein, we report a case of an ectopic black adrenocortical adenoma situated in the abdominal wall, intricately linked to the head of the pancreas.

Case Presentation: A 27-year-old female presented to the emergency room with severe right iliac pain, nausea, vomiting, and high fever.

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Cystic fibrosis transmembrane conductance regulator (CFTR) protein is an ion channel found in numerous epithelia and controls the flow of water and salt across the epithelium. The aim of our study to find natural compounds that can improve lung function for people with cystic fibrosis (CF) caused by the p.Gly628Arg (rs397508316) mutation of CFTR protein.

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  • Lead is a major environmental pollutant that negatively impacts plants and living organisms; this study looked at the effects of oxalic acid (OA) and salicylic acid (SA) on plants under lead (Pb) stress over varying durations.
  • The experiment involved treating soil with lead nitrate to induce stress, followed by applications of OA, SA, and their combination, measuring key indicators like protein content, malondialdehyde (MDA), and enzyme activity in maize leaves.
  • Results showed that Pb stress significantly decreased protein levels and increased MDA, but treatment with OA, SA, and especially the combination OA+SA substantially improved recovery, boosting protein content by 45% and reducing MDA by 39%.
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The advent of pH-sensitive liposomes (pHLips) has opened new opportunities for the improved and targeted delivery of antitumor drugs as well as gene therapeutics. Comprising fusogenic dioleylphosphatidylethanolamine (DOPE) and cholesteryl hemisuccinate (CHEMS), these nanosystems harness the acidification in the tumor microenvironment and endosomes to deliver drugs effectively. pH-responsive liposomes that are internalized through endocytosis encounter mildly acidic pH in the endosomes and thereafter fuse or destabilize the endosomal membrane, leading to subsequent cargo release into the cytoplasm.

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  • Chili pepper cultivation in the Indian subcontinent faces challenges from viral diseases, highlighting the need for eco-friendly control methods and a better understanding of viral resistance mechanisms.
  • The NONEXPRESSOR OF PATHOGENESIS-RELATED GENES 1 (NPR1) genes play a key role in providing resistance to various pathogens by activating systemic acquired resistance (SAR), but limited knowledge about these genes in chili restricts breeding for disease resistance.
  • Analysis using bioinformatics identified five crucial genes in chili that are linked to biotic stress responses, with findings showing that the resistant variety (V1) has enhanced defense mechanisms against begomovirus infection compared to the susceptible variety (V2).
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Cystic Fibrosis Transmembrane Regulator (CFTR) is a significant protein that is responsible for the movement of ions across cell membranes. The cystic fibrosis (CF) occur due to the mutations in the CFTR gene as it produces the dysfunctional CFTR protein. The sequence of CFTR protein as a target structure was retrieved from UniProt and PDB database.

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The issue of antibiotic resistance in pathogenic microbes is a global concern. This study was aimed to explore in silico and in vitro analysis of the antibacterial efficacy of different natural ligands against bacterial activity. The ligands included in the study were Propolis Neoflavanoide 1, Carvacrol, Cinnamaldehyde, Thymol, p-benzoquinone, and Ciprofloxacin (standard drug S*).

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Bio-inspired zinc oxide nanoparticles are gaining immense interest due to their safety, low cost, biocompatibility, and broad biological properties. In recent years, much research has been focused on plant-based nanoparticles, mainly for their eco-friendly, facile, and non-toxic character. Hence, the current study emphasized a bottom-up synthesis of zinc oxide nanoparticles (ZnO NPs) from Psidium guajava aqueous leaf extract and evaluation of its biological properties.

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  • The study focuses on the green synthesis of silver nanoparticles (AgNPs) using actinomycetes from the Rann of Kutch, India, highlighting their unique properties for various applications.
  • The formation and characterization of AgNPs were confirmed using techniques like UV-Vis spectrophotometry, X-ray diffraction, Fourier transform infrared spectroscopy, and scanning electron microscopy, revealing their size and structure.
  • The synthesized AgNPs exhibited significant antimicrobial and anti-biofilm activities, especially against methicillin-resistant Staphylococcus aureus (MRSA), and were successfully used to create antimicrobial surgical cotton.
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  • Propranolol (PRO) is a beta-blocker used for various health issues, and this study examined its effects on juvenile Clarias gariepinus (African catfish) when exposed to sublethal concentrations of the drug.
  • The experiment established a median lethal concentration (LC) of 9.48 mg/L and tested lower concentrations over 21 days, measuring fish growth and various blood and biochemical parameters.
  • Results showed significant changes in blood cell counts and some liver enzyme activity due to PRO exposure, but most health indicators returned to normal after a 7-day recovery in clean water, suggesting that monitoring PRO levels in water environments is important.
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Background: The healing of burn wounds is a complicated physiological process that involves several stages, including haemostasis, inflammation, proliferation, and remodelling to rebuild the skin and subcutaneous tissue integrity. Recent advancements in nanomaterials, especially nanofibers, have opened a new way for efficient healing of wounds due to burning or other injuries.

Methods: This study aims to develop and characterize collagen-decorated, bilayered electrospun nanofibrous mats composed of PVP and PVA loaded with Resveratrol (RSV) and Ampicillin (AMP) to accelerate burn wound healing and tissue repair.

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Ribosome-inactivating proteins (RIPs) are highly active N-glycosidases that depurinate both bacterial and eukaryotic rRNAs, halting protein synthesis during translation. Found in a diverse spectrum of plant species and tissues, RIPs possess antifungal, antibacterial, antiviral, and insecticidal properties linked to plant defense. In this study, we investigated the physiochemical properties of RIP peptides from the Cucurbitaceae family through bioinformatics approaches.

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A variety of bacteria, including beneficial probiotic lactobacilli, produce antibacterials to kill competing bacteria. Lactobacilli secrete antimicrobial peptides (AMPs) called bacteriocins and organic acids. In the food industry, bacteriocins, but even whole cell-free supernatants, are becoming more and more important as bio-preservatives, while, in orthopedics, bacteriocins are introducing new perspectives in biomaterials technologies for anti-infective surfaces.

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Purpose: Spinal cord injury (SCI) is impairment of the spinal cord that adversely affects patients' health and quality of life (QoL). The aim of the study was to assess the quality of life (QoL) and related factors in patients with traumatic spinal cord injury in Middle Eastern countries.

Methods: PubMed, Ovid Medline, Cumulative Index to Nursing and Allied Health Literature (CINAHL), EBSCOhost, psycINFO, and Google Scholar were systematically searched for eligible studies published in peer-reviewed journals up till October 2023.

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Heterojunction nanocomposites (ZnO:NiO:CuO) were synthesized via a hydrothermal method and annealed at three different temperatures (400 °C, 600 °C, and 800 °C). The structural, optical, and electrical properties were examined by employing XRD, SEM, UV-Vis, FTIR, and LCR meter techniques to investigate the effects of annealing. Increasing the annealing temperature resulted in the nanocomposites (NCPs) exhibiting enhanced crystallinity, purity, optical properties, and improved electrical and dielectric behavior.

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Background: The present study investigated the population structure and breeding biology of the burrowing brachyuran crab species Alcock, 1900, which is commonly found on the sandy beach of Bhavnagar, located on the Gulf of Kachchh, Gujarat coast, India.

Methods: Monthly sampling was conducted from February 2021 to January 2022 at the time of low tide using three line transects perpendicular to the water line, intercepted by a quadrate (0.25 m) each at three different levels of the middle intertidal region: 20 m, 70 m, and 120 m.

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YABBY gene family is a plant-specific transcription factor with DNA binding domain involved in various functions i.e. regulation of style, length of flowers, and polarity development of lateral organs in flowering plants.

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Background: Anterior cervical discectomy and fusion (ACDF) is a common surgical procedure for addressing cervical spine conditions. It involves the utilization of either cage plate system (CPS) or stand-alone cage (SC). The objective of our study is to compare perioperative complications, patient-reported clinical outcomes measures, and radiographic outcomes of SC versus CPS in ACDF.

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Nanosized lanthanum oxide particles (La2O3) are commonly utilized in various industries. The potential health risks associated with La2O3 nanoparticles, cytotoxic effects at varying doses and time intervals, and the mechanisms behind their induction of behavioral changes remain uncertain and necessitate further investigation. Therefore, this study examined in vivo hepatotoxicity, considering the quantity (60, 150, and 300 mg/kg) and time-dependent induction of reactive oxygen species (ROS) over one week or 21 days.

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Pleurotus florida (Mont.) Singer is a mushroom species known to be an antioxidant, immunomodulatory, and diuretic agent, reducing blood pressure and cholesterol. The aim of this study was to evaluate the in vivo potency of P.

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Phytonanofabrication is one of the most promising areas that has drawn the attention of scientists worldwide due to its eco-friendly nature and biocompatibility. In the current investigation, we reported the phyto-assisted formation of iron oxide nanoparticles (IONPs) from a rare species of . First, ethanolic extracts of the stem powder were analyzed by high-performance thin-layer chromatography (HPTLC) for the identification of phytochemicals in the stem sections of .

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Background: Antitumor research aims to efficiently target hepatocarcinoma cells (HCC) for drug delivery. Nanostructured lipid carriers (NLCs) are promising for active tumour targeting. Cell-penetrating peptides are feasible ligands for targeted cancer treatment.

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Electrospinning is a versatile method for fabrication of précised nanofibrous materials for various biomedical application including tissue engineering and drug delivery. This research is aimed to fabricate the PVP/PVA nanofiber scaffold by novel electrospinning technique and to investigate the impact of process parameters (flow rate, voltage and distance) and polymer concentration/solvent combinations influence on properties of electrospun nanofibers. The and degradation studies were performed to evaluate the potential of electrospun PVP/PVA as a tissue engineering scaffold.

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Article Synopsis
  • The research focuses on creating PVP and PVA nanofiber composite scaffolds enhanced with hydroxyapatite (HA) nanoparticles and alendronate (ALN) for bone and tissue regeneration using electrospinning techniques.
  • Analysis, including SEM and EDX, confirmed successful incorporation of HA and ALN, with nanofiber diameters around 200-250 nm, showcasing the materials' physicochemical stability and compatibility.
  • The findings highlight the non-toxic, biocompatible nature of the scaffolds and their potential to promote bone growth and inhibit harmful osteoclast activity, suggesting significant applications in bone regeneration therapy.
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