789 results match your criteria: "College of Applied Medical Science[Affiliation]"

Objective: The purpose of the present study is to see if the presence of angiotensin-converting enzyme 2 (ACE-2), transmembrane serine protease 2 (TMPRSS), and P-selectin in platelets increases the risk of thrombosis in COVID-19 patients.

Patients And Methods: This was a cross-sectional study conducted in the COVID-19 isolation center between January and September 2021 and comprised 61 COVID-19-infected patients, 21 of whom were in the intensive care unit (ICU) and 40 of whom were non-ICU patients (non-ICUP) in the isolation center. The coagulation profile, as well as the ACE-2, TMPRES, and P-selectin receptors, were all assessed in addition to the complete blood count (CBC).

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The current study had conducted the life cycle analysis (LCA) to assess the environmental impact of microalgal wastewater treatment via an integrated membrane bioreactor. The functional unit selected for this analysis was 1 kg of treated microalgal wastewater with contaminants eliminated by ultrafiltration membrane fabricated from recycled polyethylene terephthalate waste. Meanwhile, the applied system boundary in this study was distinguished based on two scenarios, namely, cradle-to-gate encompassed wastewater treatment only and cradle-to-cradle which included the reutilization of treated wastewater to cultivate microalgae again.

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Head and neck cancer (HNC) refers to the epithelial malignancies of the upper aerodigestive tract. HNCs have a constant yet slow-growing rate with an unsatisfactory overall survival rate globally. The development of new blood vessels from existing blood conduits is regarded as angiogenesis, which is implicated in the growth, progression, and metastasis of cancer.

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Gestational diabetes mellitus (GDM) is a known risk factor for gestational hypertension which further progress toward conditions like proteinuria, dyslipidemia, thrombocytopenia, pulmonary edema leading to Preeclampsia (PE). Pregnancy can be a challenging time for many women, especially those diagnosed with GDM and PE. Thus, the current prospective study investigates the association of OGTT glucose levels with systolic and diastolic blood pressure and lipid profile parameters in pregnant women diagnosed with GDM and PE.

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It has been suggested that the long non-coding RNAs (lncRNAs), such as colorectal neoplasia differentially expressed (CRNDE), may contribute to the formation of human cancer. It is yet unknown, though, what therapeutic significance CRNDE expression has for different forms of cancer. CRNDE has recently been proposed as a possible diagnostic biomarker and prognostic pred for excellent specificity and sensitivity in cancer tissues and plasma.

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COVID-19, stemming from SARS-CoV-2, poses a formidable threat to global healthcare, with a staggering 77 million confirmed cases and 690,067 deaths recorded till December 24, 2023. Given the absence of specific drugs for this viral infection, the exploration of novel antiviral compounds becomes imperative. High-throughput technologies are actively engaged in drug discovery, and there is a parallel effort to repurpose plant-based molecules with established antiviral properties.

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With the advancement of technologies and growth of the economy, it is inevitable that more complex processes are deployed, producing more heterogeneous wastewater that comes from biomedical, biochemical and various biotechnological industries. While the conventional way of wastewater treatment could effectively reduce the chemical oxygen demand, pH and turbidity of wastewater, trace pollutants, specifically the endocrine disruptor compounds (EDCs) that exist in µg L or ng L have further hardened the detection and removal of these biochemical pollutants. Even in small amounts, EDC could interfere human's hormone, causing severe implications on human body.

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Article Synopsis
  • - The review highlights the importance of lipid nanocarriers in drug delivery and discusses different characterization techniques used to analyze them.
  • - It specifically emphasizes microscopy methods like light microscopy, TEM, SEM, and AFM for understanding lipid nanocarriers.
  • - The paper covers aspects like sample preparation, challenges in the field, and future research directions while stressing the impact of characterization on improving drug delivery technologies.
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A mechanistic review of the pharmacological potential of narirutin: a dietary flavonoid.

Naunyn Schmiedebergs Arch Pharmacol

August 2024

Department of Clinical Laboratory Sciences, College of Applied Medical Science, King Khalid University, Abha, Saudi Arabia.

Flavanones, a type of polyphenol, are found in substantial amounts in citrus fruits. When high- or moderate-dose orange juice consumption occurs, flavanones make up a significant portion of the total polyphenols in plasma. Disaccharide derivative narirutin, mainly dihydroxy flavanone, is found in citrus fruits.

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Objective: To calculate the multivessel color Doppler indices in high-risk and low-risk pregnancies and relate these to fetal outcomes.

Methods: The investigation involved 60 patients who were pregnant. The patients were separated into groups according to assessment of low and high risk.

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Article Synopsis
  • * Conducted with 216 women, the research analyzed genetic polymorphisms using PCR, revealing a high prevalence of certain genotypes among women with RPL and differences in allele frequency between cases and controls.
  • * Findings suggest a potential association between the studied genetic variants and RPL, though statistical significance was not established for most comparisons, indicating a need for further research.
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Nano-therapeutics: The upcoming nanomedicine to treat cancer.

IUBMB Life

August 2024

Department of Biochemistry, Jawahar Lal Nehru Medical College, Aligarh Muslim University, Aligarh, India.

Nanotechnology is considered a successful approach for cancer diagnosis and treatment. Preferentially, cancer cell recognition and drug targeting via nano-delivery system include the penetration of anticancer agents into the cell membrane to damage the cancer cell by protein modification, DNA oxidation, or mitochondrial dysfunction. The past research on nano-delivery systems and their target has proven the beneficial achievement in a malignant tumor.

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The accurate detection of brain tumors through medical imaging is paramount for precise diagnoses and effective treatment strategies. In this study, we introduce an innovative and robust methodology that capitalizes on the transformative potential of the Swin Transformer architecture for meticulous brain tumor image classification. Our approach handles the classification of brain tumors across four distinct categories: glioma, meningioma, non-tumor, and pituitary, leveraging a dataset comprising 2,870 images.

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Background: Multiple sclerosis presents a significant burden, with balance disturbances impacting patients' daily living. Conventional therapies have been supplemented with technological advancements like virtual reality (VR) and exergaming, providing engaging, multisensory rehabilitation options.

Objective: This study aimed to synthesize evidence on exergaming's role in multiple sclerosis treatment, particularly to evaluate the impact of exergaming on cognitive, motor, and psychological outcomes in patients with multiple sclerosis.

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Antibacterial and antibiofilm potentials of root extract characterized by HPLC-ESI-Q-TOF-MS.

Saudi J Biol Sci

April 2024

Department of Basic Medical Sciences, College of Applied Medical Science, King Khalid University, Abha, Saudi Arabia.

Article Synopsis
  • This study investigates the antibacterial and antibiofilm properties of a folkloric plant's root extract, specifically through its methanolic extract which was fractionated and tested against various bacteria.
  • The water fraction of the extract showed the highest antibacterial activity, with key compounds identified as gallic acid and emodin, which may play a significant role in combatting infections.
  • In silico studies suggested that these compounds have a strong binding affinity to the LasR protein, potentially inhibiting biofilm formation, thus supporting the plant's traditional use in treating infections.
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A novel application of the gall extract as an environmentally friendly corrosion inhibitor is reported in this study. The major phytochemicals present in the gall extract, namely pistagremic acid, β-sitosterol, pistiphloroglucinyl ether, pistaciaphenyl ester, naringenin, and 5,7-dihydroxy-2-(4-hydroxyphenyl)-2,3-dihydrochromen-4-one, play key roles in its anticorrosive behavior on steel in aggressive media. Several approaches were used to study the corrosion prevention activity of steel in 1 M HSO, including weight loss analysis, scanning electron microscopy (SEM), electrochemical impedance spectroscopy (EIS), potentiodynamic polarization (PDP), and density functional theory (DFT).

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Article Synopsis
  • Myrtle methanolic extract (MMEx) shows promising antioxidant and anti-inflammatory properties, with high total phenolic and flavonoid contents; its most abundant compounds include 1,8-cineole and α-pinene.
  • In vitro and in vivo tests demonstrated that MMEx effectively inhibits oxidative stress and inflammation, particularly showing good results against carrageenan-induced paw edema.
  • The pharmacokinetic study indicated that the active compounds from MMEx have favorable absorption and distribution profiles, with limited toxicity, making it a potential therapeutic option for health issues related to oxidative stress and inflammation.
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The current work is about the modification of primary amine functionalized drugs, pyrimethamine and 4-amino--(2,3-dihydrothiazol-2-yl)benzenesulfonamide, condensation reaction with 2-hydroxy-1-naphthaldehyde to produce new organic zwitterionic compounds ()-1-(((4-(-(2,3-dihydrothiazol-2-yl)sulfamoyl)phenyl)iminio)methyl)naphthalen-2-olate (DSPIN) and ()-1-(((4-amino-5-(4-chlorophenyl)-6-ethylpyrimidin-2-yl)iminio)methyl)naphthalen-2-olate (ACPIN) in methanol as a solvent. The crystal structures of both compounds were confirmed to be imine-based zwitterionic products single-crystal X-ray diffraction (SC-XRD) analysis which indicated that the stabilization of both crystalline compounds is achieved various noncovalent interactions. The supramolecular assembly in terms of noncovalent interactions was explored by the Hirshfeld surface analysis.

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Objectives: Emerging from earlier case reports the potential benefits of 38 % silver diamine fluoride (SDF) in addressing pathogenic biofilms and mitigating gingival inflammation and enlargement have sparked interest. Our study aimed to evaluate the efficacy of 38 % SDF in reducing gingival inflammation and plaque accumulation in older adults living in retirement-homes.

Methods: This 7-week randomized, controlled, double-blinded pilot trial employed a parallel assignment design.

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The tumor-suppressor p53 is commonly inactivated in colorectal cancer and pancreatic ductal adenocarcinoma, but existing treatment options for p53-mutant (p53) cancer are largely ineffective. Here, we report a therapeutic strategy for p53 tumors based on abnormalities in the DNA repair response. Investigation of DNA repair upon challenge with thymidine analogs reveals a dysregulation in DNA repair response in p53 cells that leads to accumulation of DNA breaks.

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Fluoxetine (FLX) is one of the most persistent pharmaceuticals found in wastewater due to increased use of antidepressant drugs in recent decades. In this study, a nanocomposite of ternary ZnCoAl layered double hydroxide supported on activated carbon (LAC) was used as an adsorbent for FLX in wastewater effluents. The nanocomposite was characterized using Fourier Transform Infrared Spectroscopy (FTIR), scanning electron microscope (SEM), transmission electron microscope (TEM), X-ray diffraction (XRD), and surface area analysis (BET).

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is a versatile mushroom. Polysaccharides and triterpenoids are the major bioactive compounds and have been used as traditional medicinal mushrooms since ancient times. They are currently used as nutraceuticals and functional foods.

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Perceived teacher autonomy support in nurse education remains understudied in the literature. This study examined the relationship between students' perceived teacher autonomy support, perceived competence in learning, and academic performance. A cross-sectional correlation descriptive design was used for 225 participants, undergraduate nursing students studying in Saudi Arabia.

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Unveiling the impact of aging on BBB and Alzheimer's disease: Factors and therapeutic implications.

Ageing Res Rev

July 2024

Department of Pharmacology and Therapeutics, College of Medicine and Health Sciences, United Arab Emirates University, Al Ain, P.O. Box 15551, United Arab Emirates.

Alzheimer's disease (AD) is a highly prevalent neurodegenerative condition that has devastating effects on individuals, often resulting in dementia. AD is primarily defined by the presence of extracellular plaques containing insoluble β-amyloid peptide (Aβ) and neurofibrillary tangles (NFTs) composed of hyperphosphorylated tau protein (P-tau). In addition, individuals afflicted by these age-related illnesses experience a diminished state of health, which places significant financial strain on their loved ones.

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In the current work, a new series of benzo[b][1, 4] diazepines ( to was synthesized and screened against three different human cancer cell lines, HepG2 (hepatocellular carcinoma), HeLa (cervical cancer) and MCF-7 (breast cancer), by employing MTT (MTT 3-(4,5-Dimethylthiazol-2-yl)-2,5-Diphenyltetrazolium Bromide) assay. The outcomes of screening revealed that all the compounds exhibited momentous anticancer activity, most notably against the MCF-7 cell line by compounds. Further, network pharmacology, UALCAN analysis, molecular docking, molecular dynamics (MD) simulations and density functional theory calculations were conducted to explore expression analysis, pharmacokinetics, toxicity profiles and binding interactions of the compounds.

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