Publications by authors named "Sayed B"

Article Synopsis
  • Music can influence our attention and cognitive functions without us realizing it, and it triggers neurotransmitter release in the brain that improves our mood and thinking.
  • This study examined how two types of music—Egyptian folk and classical—affected brain activity in 76 participants, revealing that different music genres activate distinct cortical areas in the brain, particularly influencing the frontal and occipital regions.
  • Findings showed that folk music led to a significant decrease in brain activity, indicating a relaxed state that could temporarily reduce cognitive abilities, while classical music was linked to an overall more relaxed brain state.
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Background: As artificial intelligence (AI) transforms nursing education, AI literacy is becoming a critical necessity for increasing the career potential and talent of nursing students. Additionally, fostering an innovation mindset promotes adaptability, creativity and openness to new approaches, further boosting students' confidence in their careers. However, few studies have examined the impact of these competencies on nursing students' career and talent self-efficacy, underscoring the need for further investigation.

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Article Synopsis
  • The study investigates the use of dynamic contrast-enhanced MRI to distinguish hepatic hemangiomas from other liver lesions in infants under 100 days old, potentially eliminating the need for biopsies.
  • A review of MRI results from 30 infants found a high accuracy rate, with 94% agreement between MRI and final diagnoses, mainly identifying hemangiomas and hepatoblastoma.
  • Key features of hemangiomas seen on MRI include centripetal filling and no washout, which can help clinicians make confident diagnoses and guide conservative management in early infancy.
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This study aims to identify and categorize nonmedical barriers encountered by recipients, donors, and health care providers in the context of living donor liver transplantation (LDLT). Liver transplantation is vital for individuals with liver failure, yet high mortality rates on the transplant waitlist persist. LDLT was introduced to address deceased donor organ shortages; however, its adoption varies widely across regions, prompting the need to explore barriers hindering its implementation.

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Article Synopsis
  • Living donor liver transplantation (LDLT) significantly improves survival rates for liver disease patients and decreases wait times for transplants.
  • A study of 7,257 LDLT recipients showed a median overall survival of 17 years, with various factors influencing mortality rates identified over time.
  • The findings suggest that LDLT is a safe and effective procedure, and survival rates have improved even as patient risk factors have increased, indicating room for further advancements in the field.
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Liver transplantation has evolved into a mature clinical field, but scarcity of usable organs poses a unique challenge. Expanding the donor pool requires novel approaches for protecting hepatic physiology and cellular homeostasis. Here we define hepatocellular injury during transplantation, with an emphasis on modifiable cell death pathways as future therapeutics.

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Objective: Assess the impact of having a living donor on waitlist outcomes and overall survival through an intention-to-treat analysis.

Background: Living-donor liver transplantation (LDLT) offers an alternative to deceased donation in the face of organ shortage. An as-treated analysis revealed that undergoing LDLT, compared to staying on the waiting list, is associated with improved survival, even at Model for End-stage Liver Disease-sodium (MELD-Na) score of 11.

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Polymers are endocytosed and hydrolysed by lysosomal enzymes to generate transportable solutes. While the transport of diverse organic solutes across the plasma membrane is well studied, their necessary ongoing efflux from the endocytic fluid into the cytosol is poorly appreciated by comparison. Myeloid cells that employ specialized types of endocytosis, that is, phagocytosis and macropinocytosis, are highly dependent on such transport pathways to prevent the build-up of hydrostatic pressure that otherwise offsets lysosomal dynamics including vesiculation, tubulation and fission.

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Living liver donation (LLD) has been suggested as a potential solution to reduce the waitlist mortality for liver transplantation (LT) recipients by facilitating living donor liver transplantation (LDLT). Ensuring both donor and recipient safety is a critical aspect of LDLT. An accurate understanding of the complexity and extend of safety outcomes of the donor is imperative to maintain the high-quality standard this medical program requires.

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Background: Medical errors and adverse events pose a serious challenge to the global healthcare industry. Nurses are at the frontline in implementing safety measures and protecting patients. This study aimed to investigate nurses' perceptions of the patient safety culture in Saudi Arabia.

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Article Synopsis
  • Intraoperative dialysis during liver transplant surgeries is debated, especially for patients with certain kidney and lung issues, as it helps reduce stress on the heart.
  • A 54-year-old woman who had serious liver problems, needing both a new liver and dialysis, underwent a liver transplant while using two dialysis catheters to manage her condition.
  • The doctors removed excess fluid during the surgery, which helped her heart not get overloaded and allowed for a successful liver transplant.
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The increasing prevalence of steatotic liver disease (SLD) in potential living donors is concerning, as it limits donor's availability amid rising demand. OPTIFAST very low-calorie diet (VLCD), a meal replacement product, effectively reduces weight and hepatic steatosis before transplantation. However, data on the outcomes of recipients of VLCD-treated donors are lacking.

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Living donor liver transplantation (LDLT) offers the opportunity to decrease waitlist time and mortality for patients with autoimmune liver disease (AILD), autoimmune hepatitis, primary biliary cholangitis, and primary sclerosing cholangitis. We compared the survival of patients with a potential living donor (pLDLT) on the waitlist versus no potential living donor (pDDLT) on an intention-to-treat basis. Our retrospective cohort study investigated adults with AILD listed for a liver transplant in our program between 2000 and 2021.

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Article Synopsis
  • The 2023 Joint Annual Congress for liver transplantation was held in Rotterdam from May 3 to 6, marking the first time all speakers attended in person since the COVID-19 pandemic.
  • The event gathered 1,159 delegates from 54 countries, showcasing 542 of the 647 submitted abstracts, with a significant portion coming from just 10 countries, mainly in North America, Europe, and Asia.
  • Abstracts covered various topics including ischemia and reperfusion injury, machine perfusion, and artificial intelligence, while also evaluating scientific impact through publications resulting from prior presentations in the field.
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Background: Biliary complications are common in pediatric liver transplant. Strictures resistant to interventional radiology procedures can be extremely challenging to manage and may result in the need of surgery or retransplantation.

Methods: This case report illustrates the use of biodegradable stents post left lateral segment live donor liver transplant in a pediatric patient with a recalcitrant chronic stricture of the biliary-enteric anastomosis.

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Background & Aims: Primary sclerosing cholangitis (PSC) is an immune-mediated cholestatic liver disease for which there is an unmet need to understand the cellular composition of the affected liver and how it underlies disease pathogenesis. We aimed to generate a comprehensive atlas of the PSC liver using multi-omic modalities and protein-based functional validation.

Methods: We employed single-cell and single-nucleus RNA sequencing (47,156 cells and 23,000 nuclei) and spatial transcriptomics (one sample by 10x Visium and five samples with Nanostring GeoMx DSP) to profile the cellular ecosystem in 10 PSC livers.

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Amyotrophic lateral sclerosis (ALS) is a rapidly fatal neurological disease characterized by upper and lower motor neuron degeneration. Though typically idiopathic, familial forms of ALS are commonly comprised of a superoxide dismutase 1 (SOD1) mutation. Basic science frequently utilizes SOD1 models and to replicate ALS conditions.

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Background: Advanced donor age paired with donation after cardiac death (DCD) increases the risk of transplantation, precluding widespread use of grafts from such donors worldwide. Our aim was to analyze outcomes of liver transplantation using grafts from older DCD donors and donation after brain death (DBD) donors.

Methods: Patients who underwent liver transplantation using grafts from deceased donors between January 2016 and December 2021 were included in the study.

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Objective: This systematic review aimed to appraise the reliability and comprehensiveness of imaging methods in studies that used three-dimensional assessment of the temporomandibular joint (TMJ) in order to propose a standardized imaging method.

Methods: Six databases/search engines were searched up until September 2022. The outcomes of interest included measurements of the mandibular condyle, glenoid fossa, joint spaces, or the entire TMJ.

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Introduction And Objectives: Recurrent cirrhosis complicates 10-30% of Liver transplants (LT) and can lead to consideration for re-transplantation. We evaluated the trajectories of relisted versus primary listed patients on the waitlist using a competing risk framework.

Materials And Methods: We retrospectively examined 1,912 patients listed for LT at our centre between from 2012 to 2020.

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Traumatic brain injury (TBI) results from direct penetrating and indirect non-penetrating forces that alters brain functions, affecting millions of individuals annually. Primary injury following TBI is exacerbated by secondary brain injury; foremost is the deleterious inflammatory response. One therapeutic intervention being increasingly explored for TBI is hyperbaric oxygen therapy (HBOT), which is already approved clinically for treating open wounds.

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Background: Liver transplantation is the life-saving treatment for many end-stage pediatric liver diseases. The perioperative course, including surgical and anesthetic factors, have an important influence on the trajectory of this high-risk population. Given the complexity and variability of the immediate postoperative course, there would be utility in identifying risk factors that allow prediction of adverse outcomes and intensive care unit trajectories.

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Supersaturating drug delivery systems such as solid dispersions of a drug in a polymer are frequently used in pharmaceutical development to enable oral delivery of poorly soluble drugs. In this study, the influence of the concentration and molecular weight of polyvinylpyrrolidone (PVP) on the precipitation inhibition of the poorly soluble drugs albendazole, ketoconazole and tadalafil is investigated to expand the understanding of the mechanism of PVP as a polymeric precipitation inhibitor. A three-level full-factorial design was used to delineate the influence of polymer concentration and viscosity of the dissolution medium on precipitation inhibition.

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Plasma membrane rupture (PMR) in dying cells undergoing pyroptosis or apoptosis requires the cell-surface protein NINJ1. PMR releases pro-inflammatory cytoplasmic molecules, collectively called damage-associated molecular patterns (DAMPs), that activate immune cells. Therefore, inhibiting NINJ1 and PMR may limit the inflammation that is associated with excessive cell death.

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