Publications by authors named "Abdelhameed A"

Stroke remains a leading cause of death globally, with survivors facing both physical and psychological challenges. While acute stroke treatment has improved, many patients develop post-stroke anxiety (PSA), particularly generalized anxiety disorder. PSA represents a significant clinical challenge as most stroke survivors suffer from it.

View Article and Find Full Text PDF

Background: Adrenomedullin (AM) is a potent angiogenic, antioxidant and anti-inflammatory peptide protecting the developing lung from injury due to bronchopulmonary dysplasia (BPD) of the preterm infant. At this stage, no data on the potential effects of chorioamnionitis (CA) occurrence and glucocorticoids (GC) administration on AM in developing lungs are still lacking.

Objective: to investigate, in a sheep-based model, the positive/side-effects of combined exposure to CA and GC on AM concentrations measured in bronchoalveolar lavage fluid (BALF).

View Article and Find Full Text PDF

Background: Several epidemiological studies and intervention trials have demonstrated that grapes and blueberries, which are rich in flavanols, can lower the risk of cardiovascular disease. However, the mechanisms of action of these compounds remain unclear due to their low bioavailability.

Objective: This study aimed to characterize the sensory properties, blood flow velocity, and oxidative stress of a polyphenol rich grape and blueberry extract (PEGB) containing approximately 16% flavanols (11% monomers and 4% dimers).

View Article and Find Full Text PDF

Revumenib (SNDX-5613) is a powerful and specific inhibitor of the menin-KMT2A binding interaction. It is a small molecule that is currently being researched to treat KMT2A-rearranged (KMT2Ar) acute leukemias. Revumenib (RVB) has received Orphan Drug Designation from the US FDA for treating patients with AML.

View Article and Find Full Text PDF

Autism Spectrum Disorder (ASD) is a neurodevelopmental disorder that currently affects approximately 1-2% of the global population. Genome-wide studies have identified several loci associated with ASD; however, pinpointing causal variants remains elusive. Therefore, functional studies are essential to discover potential therapeutics for ASD.

View Article and Find Full Text PDF

Flavan-3-ols (FL) are poorly bioavailable astringent polyphenols that induce hyperactivation of the sympathetic nervous system. The aim of this study was to investigate the effects of repeated oral administration of FL on mice hindlimb skeletal muscle using immunohistochemical techniques. C57BL/6J male mice were orally administered 50 mg/kg of FL for a period of 2 weeks, and bromideoxyuridine (BrdU) was administered intraperitoneally 3 days prior to the dissection.

View Article and Find Full Text PDF

Purpose: This study aimed at comparing the therapeutic effect of nalbuphine in comparison to morphine after Temporomandibular joint (TMJ) arthrocentesis in patients with anterior disc displacement without reduction (ADDwoR).

Materials And Methods: Twenty-four female patients diagnosed with ADDwoR. Patients were treated with TMJ arthrocentesis then randomly divided into parallel groups.

View Article and Find Full Text PDF

Background: The KCNJ11 gene belongs to the potassium channel gene family. It has a major role in the secretion of insulin. Genetic variations in KCNJ11 are possibly responsible for the progression of type 2 diabetes mellitus (T2DM).

View Article and Find Full Text PDF
Article Synopsis
  • Dovitinib (DVB) is a newly FDA-approved oral medication aimed at treating advanced juvenile solid tumors like osteosarcoma and has received permission for clinical trials by Oncoheroes as of September 2023.
  • A novel ultra-high-performance liquid chromatography-tandem mass spectrometry (UHPLC-MS/MS) method was developed to measure DVB levels in human liver microsomes, adhering to FDA bioanalytical validation standards.
  • The method demonstrated good accuracy, with inter-day precision ranging from -0.56% to 9.33% and intra-day precision from 0.28% to 7.28%, alongside a low limit of quantification of 1 ng/mL, confirming its ecological sustainability and
View Article and Find Full Text PDF

Breast milk is the natural source of nutrition for infants, but while it supports their health, it can also be a potential source of toxic inorganic particulate matter, and this applies to both breast milk and industrially produced milk. The aim of the present study was to evaluate the presence of nanoparticles in both breast milk and formula milk samples. We collected and analyzed, via a new electron scanning microscopic procedure, 19 samples of breast milk from Italian women and 19 formula milk samples produced by different companies.

View Article and Find Full Text PDF
Article Synopsis
  • Long-term diabetes can cause vascular problems, and this study explored how lncRNA LYPLAL1, miR-204-5p, and SIRT1 can serve as biomarkers for diagnosing diabetic microvascular complications (MVC).
  • Researchers found that lncRNA LYPLAL1 and SIRT1 levels were lower in patients with MVC, while miR-204-5p levels were higher compared to those without MVC.
  • The combination of these three markers showed 98.4% accuracy, with lncRNA LYPLAL1 being identified as a key independent predictor for MVC.
View Article and Find Full Text PDF

Introduction: CEP-37440 was synthesized and supplied by the research and development division of Teva Branded Pharmaceutical Products (West Chester, PA, United States). CEP-37440 represents a newly developed compound that exhibits selectivity inhibition of Focal Adhesion Kinase and Anaplastic Lymphoma Kinase FAK/ALK receptors, demonstrating novel characteristics as an orally active inhibitor. The simultaneous inhibition of ALK and FAK can effectively address resistance and enhance the therapeutic efficacy against tumors through a synergistic mechanism.

View Article and Find Full Text PDF
Article Synopsis
  • Carbohydrates play critical roles in various life forms, providing energy and helping with stress response, yet the genetic mechanisms behind their biosynthesis pathways like starch and glycolysis remain largely unexplored.
  • This study utilized advanced sequencing technology to analyze leaf transcripts, resulting in a comprehensive database of over 75,000 unigenes linked to carbohydrate biosynthesis.
  • Experimental results showed that overexpressing specific genes in transgenic plants improved growth and development, setting the stage for future research on metabolic engineering to boost carbohydrate production.
View Article and Find Full Text PDF

Background/aims: High Monomeric Polyphenols Berries Extract (HMPBE) is a formula highly rich in polyphenols clinically proven to enhance learning and memory. It is currently used to enhances cognitive performance including accuracy, working memory and concentration.

Methods: Here, we investigated for the first time the beneficial effects of HMPBE in a mouse model of acute and chronic traumatic brain injury (TBI).

View Article and Find Full Text PDF
Article Synopsis
  • - The study examines how factors like gestational age, birth weight, delivery mode, and gender influence the measurement of blood pH and gas analytes (BPGA) in newborns, particularly healthy preterm and term infants.
  • - Results indicate that preterm infants have significantly different BPGA levels compared to term infants, influenced by their delivery mode and gender, particularly in terms of carbon dioxide levels and hemoglobin types.
  • - The findings suggest that BPGA measurements could be unreliable due to these perinatal characteristics, highlighting the need for further research to establish reliable reference values for different newborn populations.
View Article and Find Full Text PDF

Breast milk (BM) is a unique food due to its nutritional composition and anti-inflammatory characteristics. Evidence has emerged on the role of Presepsin (PSEP) as a reliable marker of early sepsis diagnosis. In the present study, we aimed to investigate the measurability of PSEP in BM according to different maturation stages (colostrum, C; transition, Tr; and mature milks, Mt) and corrected for delivery mode and gender.

View Article and Find Full Text PDF

The orally given, irreversible, third-generation inhibitor of the epidermal growth factor receptor (EGFR), known as Nazartinib (EGF816), is now undergoing investigation in Phase II clinical trials conducted by Novartis for Non-Small Cell Lung Cancer. The primary aim of the current research was to establish a rapid, specific, environmentally friendly, and highly versatile UPLC-MS/MS methodology for the determination of nazartinib (NZT) levels in human liver microsomes (HLMs). Subsequently, same approach was used to examine the metabolic stability of NZT.

View Article and Find Full Text PDF

Palbociclib (Ibrance; Pfizer) was approved for the management of metastatic breast cancer characterized by hormone receptor-positive/human epidermal growth factor receptor 2 negative status. The objective of this study was to create a fast, precise, environmentally friendly, and highly sensitive ultra-high-performance liquid chromatography-tandem mass spectrometry approach for quantifying palbociclib (PAB) in human liver microsomes with the application for assessing metabolic stability. The validation features were performed in agreement with the bioanalytical method validation standards outlined by the US Food and Drug Administration.

View Article and Find Full Text PDF

Zotizalkib (ZTK, TPX-0131) is a fourth-generation highly effective inhibitor of wild-type anaplastic lymphoma kinase (ALK) and ALK-resistant mutations that can penetrate the central nervous system. It exhibited greater potency compared to all five officially approved ALK inhibitors. The aim of this study was to develop a rapid, accurate, eco-friendly, and highly sensitive ultra-high-performance liquid chromatography-tandem mass spectrometry (UHPLC-MS/MS) method for measuring the concentration of ZTK in human liver microsomes (HLMs).

View Article and Find Full Text PDF

Background: This research explores the efficacy of mutagenesis, specifically using sodium azide (SA) and hydrazine hydrate (HZ) treatments, to introduce genetic diversity and enhance traits in three wheat (Triticum aestivum L.) genotypes. The experiment entails subjecting the seeds to different doses of SA and HZ and cultivating them in the field for two consecutive generations: M1 (first generation) and M2 (second generation).

View Article and Find Full Text PDF

X-376 is a novel anaplastic lymphoma kinase (ALK) inhibitor that is capable of penetrating the blood brain barrier. This makes it suitable for use in patients with ALK-positive non-small cell lung cancer (NSCLC) who have metastases in the central nervous system. This study developed a highly sensitive, fast, eco-friendly, and reliable UPLC-MS/MS approach to quantify X-376 in human liver microsomes (HLMs).

View Article and Find Full Text PDF