Publications by authors named "Said Mohamed"

Background And Study Aims: Few studies have considered patients treated with trans-arterial chemoembolization (TACE) for non-viral-induced hepatocellular carcinoma (HCC), with some reporting that those patients may have larger tumors, emphasizing the need for determination of the factors affecting survival in such patients. This work aims to study the characteristics and survival of patients with non-viral related HCC treated with TACE.

Patients And Methods: This is a multicenter observational study.

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Sustainable agricultural practices are essential to meet food demands for the increased population while minimizing the environmental impact. Considering rice as staple food for most of the world's population, it requires innovative approaches to ensure sustainable production. In this paper, we create a hypothesis that integrated nutrient management (INM) acts as a source of energy for microbes and improves the physical, chemical and biological properties of soils, but the current understanding of how soil microbiomes interact in integrated nutrient management toward mediating climate stress to support sustainable rice crop production is limited.

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This study investigates a series of newly synthesized compounds, including pyridopyrimidine derivatives (9a-g), tricyclic pyridotriazolopyrimidine analogs (18a-d), and dihydropyrimidinones (22a-i), as apoptotic inducers and inhibitors of phosphatidylinositol-3-kinase α (PI3Kα), with potential anticancer activity. An initial in vitro screening of 60 cancer cell lines identified pyridopyrimidine derivatives 9a-g as promising broad-spectrum anticancer agents, with compound 9e demonstrating the strongest inhibitory activity, particularly against T-47D breast cancer cells. Notably, the antitumor potency of compound 9e surpassed that of Pictilisib, inducing G2-M phase cell cycle arrest and initiating apoptosis through the intrinsic apoptotic pathway.

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Multidrug-resistant tuberculosis (MDR-TB) patients are treated with a standardised, short World Health Organization (WHO) regimen which includes clofazimine (CFZ) and bedaquiline (BDQ) antibiotics. These two antibiotics lead to the development of QT prolongation in patients, inhibiting potassium (K) uptake by targeting the voltage-gated K (Kv)11.1 (hERG) channel of the cardiomyocytes (CMs).

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Epiphyseal Brodie's abscesses represent a rare, slow-progressing form of osteomyelitis that contrasts with the more aggressive types of infection typically seen in bone. These abscesses develop from a low-grade infection and progress gradually, posing unique challenges for treatment due to their proximity to the growth plate and joint structures. While the literature on managing epiphyseal Brodie's abscesses is limited, common treatments include antibiotics and surgical drainage.

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Flavin-containing monooxygenases (FMOs) are present in most organisms including plants, fungi, bacteria, invertebrates and vertebrates, where they catalyse the oxidative metabolism of a range of xenobiotics and endogenous metabolites. FMOs have been associated with ageing and longevity in the mouse and in C. elegans.

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Background: Viral hepatitis B and C are the leading causes of hepatocellular carcinoma (HCC). With obesity, metabolic-related disorders are increasingly associated with a higher incidence of nonviral HCC. This study aimed to investigate the characteristics, tumor features, treatment outcomes, and survival of patients with viral versus nonviral HCC.

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Objectives: Clostridioides difficile infection is a serious healthcare-associated infection linked to antimicrobial use. The severity of the disease can be associated with hypervirulent ribotypes such as RT027. The study aimed to investigate the molecular epidemiology and genomic characteristics of C.

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Article Synopsis
  • Guillain-Barre Syndrome (GBS) can present with unusual symptoms like paralytic ileus, which is gastrointestinal dysautonomia, before typical motor weakness occurs.
  • A 55-year-old man initially presented with paralytic ileus and subsequently developed severe limb weakness and respiratory failure, despite being treated with supportive therapies.
  • Recognizing early signs of GBS, including gastrointestinal symptoms, is crucial for prompt diagnosis and treatment to minimize severe outcomes and improve patient survival.
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Non-steroidal anti-inflammatory drugs NSAIDs are widely used for managing various conditions including pain, inflammation, arthritis and many musculoskeletal disorders. NSAIDs exert their biological effects by inhibiting the cyclooxygenase (COX) enzyme, which has two main isoforms COX-1 and COX-2. The COX-2 isoform is believed to be directly related to inflammation.

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Multiple system atrophy is a rare and quickly progressing neurological condition characterized by autonomic failure, parkinsonism, or cerebellar ataxia. It is classified into two subtypes: MSA with predominant parkinsonism (MSA-P) and MSA with predominant cerebellar ataxia (MSA-C). We are presenting here a 54-year-old male with parkinsonism, ataxia, and dysarthria.

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Article Synopsis
  • Retinoblastoma is a rare eye cancer that mostly affects kids and makes up about 3% of childhood cancers in rich countries but is more common in Africa.
  • A 3-year-old girl had symptoms like a white spot in her eye and her eye turning inward, which led to her being diagnosed with a serious form of this cancer.
  • She had to have her eye removed to save her life, and this shows why it's super important for children to have their eyes checked from birth to catch problems early.
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The current research employed an animal model of 7,12-dimethylbenz(a)anthracene (DMBA)-induced mammary gland carcinogenesis. The estrogen receptor-positive human breast adenocarcinoma cell line (MCF-7) was used for in vitro analysis. This was combined with a network pharmacology-based approach to assess the anticancer properties of Spirulina (SP) extract and understand its molecular mechanisms.

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Sturge-Weber syndrome is a rare, sporadic, progressive neurocutaneous condition that presents with congenital hamartomatous malformations, epilepsy, and a variety of facial symptoms. We discussed a rare case of an eighteen-year-old female child who came to our neurology department with status epilepticus, mental impairment, and a port-wine in the lateral left side of her face. We diagnosed Sturge-Weber syndrome after a thorough neurological and radiological evaluation.

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Purpose: To compare the accuracy of modern intraocular lens (IOL) power calculation formulas with that of older formulas, such as SRK/T and Hoffer Q, in pediatric cataract surgery.

Methods: This retrospective study included 100 eyes of 100 children who underwent routine cataract surgery with primary IOL implantation in a bag. This study used four IOLMaster 700 integrated formulas: SRK/T, Hoffer Q, Haigis, and Barrett Universal II (BUII).

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Background: This crossover clinical study aimed to evaluate and compare masticatory performance and patient satisfaction for patients rehabilitated with conventional heat-cured acrylic resin and 3D-printed mandibular implant overdentures retained with bar attachment.

Materials And Methods: Sixteen completely edentulous healthy participants received new conventional dentures. In the mandible, four interforaminal implants were inserted.

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Background: Participation in sports represents a potent means of empowerment and social inclusion. Nevertheless, women with physical impairments encounter specific challenges in accessing Para sports. The main aim of this study is to present the experiential participation and achievements in sports of women with physical impairments in Saudi Arabia.

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Article Synopsis
  • - Biofloc (BF) shrimp farming shows promise for sustainability, but optimizing conditions like density and feeding is essential for its success.
  • - A study comparing low density (LD) and high density (HD) stocking of white-leg shrimp revealed that shrimp in the LD group had better growth rates, survival, and protein content, while the HD group had higher harmful bacterial counts.
  • - Immune gene expression was notably higher in the LD group, suggesting better health, whereas the HD group showed increased stress markers, emphasizing the need for careful management of shrimp farming densities.
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Physical activity (PA) has numerous health benefits for individuals with physical disabilities (IWPD). However, it is common for activity levels to fall below the suggested limits. This study aimed to evaluate the prevalence, pattern, and levels of PA among IWPD in Saudi Arabia.

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One of the most prevalent secondary osteoporosis is ovariectomy-induced osteoporosis. Parsley (Petroselinum crispum) has potent estrogenic and antioxidant properties and was used traditionally in the treatment of amenorrhea and dysmenorrhea. The present study aimed to characterize parsley leaf extract (PLE) employing RP-HPLC-MS-MS/MS-based method and possible protective effect in ovariectomized (OVX)-induced osteoporosis in rats was assessed.

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Introduction: The average stroke morbidity rate, especially in rural communities, is higher when compared to the national average.

Objective: Identify the profile of knowledge and awareness of stroke in rural and urban communities and analyze the differences between the two.

Method: Respondents who met the requirements answered a questionnaire containing a total of 41 items regarding knowledge and awareness of stroke.

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Introduction: Abdominal wall reconstruction (AWR) is an emerging specialty, involving complex multi-stage operations in patients with high medical and surgical risk. At our hospital, we have developed a growing interest in AWR, with a commitment to improving outcomes through a regular complex hernia MDT. An MDT approach to these patients is increasingly recognized as the path forward in management to optimize patients and improve outcomes.

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Three different types of Zr-based MOFs derived from benzene dicarboxylic acid (BDC) and naphthalene dicarboxylic acid as organic linkers (ZrBDC, 2,6-ZrNDC, and 1,4-ZrNDC) were synthesized. They were characterized using X-ray diffraction analysis (XRD), X-ray photoelectron spectroscopy (XPS), Fourier-transform IR spectroscopy (FT-IR), and Transmission electron microscopy (TEM). Their hydrophilic/hydrophobic nature was investigated via contact angle measurements; ZrBDC MOF was hydrophilic and the other two (ZrNDC) MOFs were hydrophobic.

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