Publications by authors named "Saad AlGhamdi"

Acute liver failure (ALF) is defined as the loss of hepatic function in conjunction with hepatic encephalopathy and coagulopathy. There is histological evidence of profound hepatocyte damage. If it is not aggressively managed, ALF can be fatal within a few days.

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Angiogenesis is the formation of blood vessels from the existing vasculature, which is important in the tumor growth where the metastatic spread, of cancer cells depends on an adequate supply of oxygen and nutrients and the removal of waste products. Targeting angiogenesis has emerged as a promising therapeutic strategy for cancer treatment. This study presents the synthesis and evaluation of a novel Ag-CeO-ZnO (AgCZ) nanocomposite designed to specifically inhibit angiogenesis for effective cancer therapy.

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Hypertension is a major global health concern and a leading risk factor for cardiovascular disease and premature death. Despite effective treatments, blood pressure control remains suboptimal due to challenges in medication adherence, lifestyle modifications, and regular monitoring. Wearable technologies offer potential solutions by providing continuous monitoring and promoting healthier behaviors.

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  • * The disease is caused by several species of schistosomes and can result in two forms: intestinal and urogenital, with both involving co-infections that complicate treatment and outcomes; women are particularly at risk due to exposure to contaminated water during daily activities.
  • * The primary treatment is Praziquantel, but it doesn’t prevent re-infections; ongoing research aims to improve schistosomiasis diagnosis through molecular techniques and develop vaccines, focusing on
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The complex pathophysiology of Alzheimer's disease (AD) poses challenges for the development of therapies. Recently, neuroinflammation has been identified as a key pathogenic mechanism underlying AD, while inflammation has emerged as a possible target for the management and prevention of AD. Several prior studies have demonstrated that medications modulating neuroinflammation might lessen AD symptoms, mostly by controlling neuroinflammatory signaling pathways such as the NF-κB, MAPK, NLRP3, etc, and their respective signaling cascade.

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: Despite several challenges in clinical management, there has been significant progress in understanding the aetiology, natural history and outcomes of Budd-Chiari syndrome (BCS) treatments. This study aims to evaluate the outcomes of transjugular intrahepatic portosystemic shunt (TIPS) using covered stent in management of BCS. : We conducted a retrospective analysis of 70 BCS patients who underwent TIPS using covered stents between January 2010 and December 2022 at a single tertiary liver transplant centre.

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  • - The study investigates using CRISPR-Cas9 technology to target and inhibit the mutant Androgen Receptor (AR) gene responsible for spinal bulbar muscular atrophy (SBMA), a neurodegenerative disorder.
  • - Researchers designed specific guided RNAs (gRNAs) targeting the AR gene that show high efficiency, accurate matching, and minimal off-target effects, suggesting they could be effective for gene editing.
  • - The findings indicate a promising potential for CRISPR-Cas9 as a therapeutic option for SBMA, advocating for further research to evaluate its effectiveness in preclinical and clinical settings.
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Background: Sleep quality significantly impacts health-related quality of life (QoL). However, the link between sleep quality and QoL needs further exploration, especially in the context of Saudi Arabia.

Objective: To assess the effect of sleep quality on QoL among visitors of lifestyle clinics at the National Guard primary healthcare centers in the Western region of Saudi Arabia in 2023.

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  • * Two global surveys, one for specialists and another for non-specialists, assessed awareness and knowledge regarding MASLD/NAFLD, revealing that practice guidelines were the primary source of information for physicians.
  • * Results showed that while specialists (hepatologists and gastroenterologists) had similar knowledge levels, endocrinologists outperformed primary care providers in knowledge across multiple domains, highlighting a significant knowledge gap that needs to be addressed through better education.
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  • Antimicrobial resistance (AMR) is a growing global health issue that threatens the effectiveness of treatments and increases healthcare costs as resistant pathogens spread rapidly worldwide.
  • A systematic review of 25 studies conducted in Saudi Arabia found significant AMR rates, with carbapenem-resistant Enterobacteriaceae at 38.7%, extended-spectrum β-lactamase-producing Enterobacteriaceae at 26.4%, and methicillin-resistant Staphylococcus aureus at 15.2%.
  • The high prevalence of AMR in Saudi Arabia underscores the urgent need for improved surveillance and interventions to address this critical health challenge.
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Background: A recent name change of nonalcoholic fatty liver disease (NAFLD) or metabolic dysfunction-associated fatty liver disease (MAFLD) to metabolic dysfunction-associated steatotic liver disease was primarily driven by potential stigma associated with the terminology. This stigma can be different between patients and healthcare providers and differ according to geographic regions of the world. Our aim was to better understand stigma and disease burden among patients with NAFLD enrolled in the global survey from Saudi Arabia (SA).

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Background: Globally, viral hepatitis is decreasing, but nonalcoholic fatty liver disease (NAFLD), now metabolic dysfunction-associated steatotic liver disease (MASLD), is increasing. We assessed the burden and trends of MASLD and viral hepatitis in Saudi Arabia.

Methods: Prevalence, death, and disability data due to MASLD, hepatitis C virus (HCV), and hepatitis B virus (HBV) were obtained from 2019 Global Burden of Disease (GBD) database for Saudi Arabia.

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This article compared the effects of hot air drying (HAD), infrared drying (IRD), and cold plasma (CP) as a pretreatment on the structure, quality, and digestive characteristics of starch extracted from yam. As the most commonly used drying method, HAD was used as a control. SEM and CLSM images showed that all treatments preserve the integrity of the yam starch.

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This study focused on developing novel pyridine-3-carboxamide analogs to treat bacterial wilt in tomatoes caused by Ralstonia solanacearum. The analogs were synthesized through a multistep process and their structures confirmed using spectroscopy. Molecular docking studies identified the most potent analog from the series.

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Minimally invasive donor hepatectomy is an emerging surgical technique in living donor liver transplantation (LDLT). We examined outcomes across open, laparoscopic, and robotic LDLT using a prospective registry. We analyzed 3448 cases (1724 donor-recipient pairs) from January 2011 to March 2023 (NCT06062706).

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Ovarian cancers (OC) are the most common, lethal, and stage-dependent cancers at the global level, specifically in female patients. Targeted therapies involve the administration of drugs that specifically target the alterations in tumour cells responsible for their growth, proliferation, and metastasis, with the aim of treating particular patients. Presently, within the realm of gynaecological malignancies, specifically in breast and OCs, there exist various prospective therapeutic targets encompassing tumour-intrinsic signalling pathways, angiogenesis, homologous-recombination deficit, hormone receptors, and immunologic components.

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The microbial desalination cell (MDC) is a bio-electrochemical system that exhibits the ability to oxidize organic compounds, produce energy, and decrease the saline concentrations within the desalination chamber. The selective removal of ions from the desalination chamber is significantly influenced by the anion and cation exchange membranes. In this study, a three-chamber microbial desalination cell was developed to treat seawater using a synthesize FeO magnetite nanoparticle (MNP)-modified anode.

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Gut microbiota dysbiosis has been a serious risk factor for several gastric and systemic diseases. Recently, gut microbiota's role in aging was discussed. Available preclinical evidence suggests that the probiotic bacteria s (LP) may influence the aging process via modulation of the gut microbiota.

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is a gram-negative rod that has been linked to infections in people with significant comorbidities and immunocompromised immune systems. It is most commonly known to cause urinary tract infections. Thus, the development of an efficacious vaccine is imperative, as the pathogen has acquired resistance to current antibiotics.

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Background: Bacillus cereus is implicated in severe foodborne infection in humans. This study intended to assess the occurrence, groEL gene sequencing, biofilm production, and resistance profiles of emerged multidrug resistant (MDR) B. cereus in meat and meat product samples.

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Acute-on-chronic liver failure (ACLF) refers to the deterioration of liver function in individuals who already have chronic liver disease. In the setting of ACLF, liver damage leads to the failure of other organs and is associated with increased short-term mortality. Optimal medical management of patients with ACLF requires implementing complex treatment strategies, often in an intensive care unit (ICU).

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Background: Quality improvement is a strategic priority for all healthcare systems. However, the engagement of healthcare providers in pursuing accreditation plays a critical role in integrating standards into routine practice. Therefore, the current study assessed the perceptions, attitudes, and barriers towards using the Central Board for Accreditation of Healthcare Institutions (CBAHI) standards among Saudi healthcare providers.

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Cancer and different types of tumors are still the most resistant diseases to available therapeutic agents. Finding a highly effective anticancer drug is the first target and concern of thousands of drug designers. In our attempts to address this concern, a new pyrazine derivative, 1-(5-bromopyrazin-2-yl)-1-[3-(trifluoromethyl)benzyl]urea (BPU), was designed via structural optimization and synthesized to investigate its anticancer/antitumor potential.

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Hepatocellular carcinoma (HCC) is one of the most common causes of cancer deaths worldwide. As most patients present with advanced disease, curative therapy such as surgical resection and radiofrequency ablation are rarely utilized. With the advent of immunotherapy, historical treatment approaches such as liver transplantation are being challenged.

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  • Estrogen receptor breast cancer (BC) is the most common cancer in women, with over 2 million cases worldwide, and is characterized by having certain receptors that respond to estrogen.
  • This study looked at genes and how they change between two types of breast cancer: estrogen receptor positive and triple negative, using advanced data analysis tools.
  • They found nearly 10,000 genes that behaved differently, identified six key genes tied to estrogen receptor positive BC, and discovered changes in immune system genes that might weaken the body’s ability to fight cancer.
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