27,182 results match your criteria: "Morocco; Pasteur Institute of Morocco[Affiliation]"

Al-air batteries are distinguished by their high theoretical energy density, yet their broader application is hindered by hydrogen evolution corrosion. This research focuses Beta (+) d-glucose (S1) and Adonite (S2) as potential corrosion inhibitors for the Al-5052 alloy within a 4 M NaOH solution. Utilizing electrochemical techniques, hydrogen evolution assessments, and surface analyses, our findings indicate enhancements in anode utilization by 21.

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Faced with anomalies in medical images, Deep learning is facing major challenges in detecting, diagnosing, and classifying the various pathologies that can be treated via medical imaging. The main challenges encountered are mainly due to the imbalance and variability of the data, as well as its complexity. The detection and classification of skin diseases is one such challenge that researchers are trying to overcome, as these anomalies present great variability in terms of appearance, texture, color, and localization, which sometimes makes them difficult to identify accurately and quickly, particularly by doctors, or by the various Deep Learning techniques on offer.

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Compelling concerns about antimicrobial resistance and the emergence of multidrug-resistant pathogens call for novel strategies to address these challenges. Nanoparticles show promising antimicrobial activities; however, their actions are hindered primarily by the bacterial hydrophilic-hydrophobic barrier. To overcome this, we developed a method of electrochemically anchoring sodium dodecyl sulfate (SDS) coatings onto silver nanoparticles (AgNPs), resulting in improved antimicrobial potency.

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Introduction: Deepbite is a vertical malocclusion found alone or in association with other types of sagittal and transverse disorders. With a high relapse tendency, deepbite is considered one of the most challenging malocclusions to treat. It is commonly found in mixed dentition with increased prevalence of 21.

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Ultrasound, pulsed electric fields, and high-voltage electrical discharges assisted extraction of cellulose and lignin from walnut shells.

Int J Biol Macromol

December 2024

Integrated Transformation and Renewable Matter TIMR (UTC/ESCOM), University of Technology of Compiegne- Alliance Sorbonne University, Centre of Research of Royallieu, Rue du docteur Schweitzer, CS 60319, 60203 Compiegne, France. Electronic address:

Extracting The extraction of cellulose and lignin from biomass is essential for the development of sustainable bio-based materials. This study examines the effects of physical pretreatment techniques-ultrasound (US), pulsed electric fields (PEF), and high-voltage electrical discharges (HVED)-on the efficiency of alkali treatment for cellulose and lignin extraction from walnut shells. The primary objective was to enhance extraction yields and improve extract quality while evaluating the effectiveness of these methods.

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Silent brain infarctions in patients with rheumatic mitral stenosis.

Clin Neurol Neurosurg

December 2024

Neurology department (I.N, M.F.B), Hassan II University Hospital, Fez, Morocco; Faculty of Medicine and Pharmacy, Sidi Mohammed Ben Abdallah University, Fez, Morocco.

Background: Silent brain infarctions (SBI) are commonly detected in brain imaging. The association of SBI with rheumatic mitral stenosis (MS) is not clearly relevant. Based on magnetic resonance imaging, we aimed to describe the prevalence of SBI in patients with rheumatic MS and the cardiac abnormalities related to their occurrence.

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Synthesis, Characterization, and antiviral evaluation of New Chalcone-Based Imidazo[1,2-a]pyridine Derivatives: Insights from in vitro and in silico Anti-HIV studies.

Bioorg Chem

December 2024

Laboratory of Molecular Chemistry, Materials and Environment (LCM2E), Department of Chemistry, Multidisciplinary Faculty of Nador, University Mohamed I, 60700 Nador, Morocco. Electronic address:

Given the ease of synthetic accessibility and the promising biological profile demonstrated by both imidazo[1,2-a]pyridine and Chalcone derivatives, a series of Chalcone-based imidazo[1,2-a]pyridine derivatives were synthesized and characterized using H NMR, C NMR, Mass Spectrometry and FTIR techniques. Density functional theory (DFT) was employed to investigate the structural and electronic properties, providing insights into potential reactive sites. The synthesized compounds were evaluated in vitro for their antiviral properties against human immunodeficiency virus type-1 (HIV-1) and human immunodeficiency virus type-2 (HIV-2) in MT-4 cells.

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Trigonella foenum-graecum L. (fenugreek) seeds are widely used in the preparation of various meals and in traditional health care to treat various disorders and diseases, especially Diabetes mellitus. This study was conducted to investigate the antihyperglycemic and antihyperlipidemic effects of the fenugreek seed extract on fructose-induced diabetic wistar rats.

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Background: Methylmalonic acidemia (MMA), type mut (0) is a rare type of genetic inborn error of metabolism (IEM) that is caused by aberrant malonyl-CoA mutase activity. Diagnosing IEM can be challenging due to its inherited onset and varying degrees of severity.

Methods And Results: In the present study, a consanguineous Pakistani family suspected of IEM was genetically analyzed using whole exome sequencing.

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This paper introduces an innovative, adaptive Fractional Open-Circuit Voltage (FOCV) algorithm combined with a robust Improved Model Reference Adaptive Controller (IMRAC) for Maximum Power Point Tracking (MPPT) in standalone photovoltaic (PV) systems. The proposed two-stage control strategy enhances energy efficiency, simplifies system operation, and addresses limitations in conventional MPPT methods, such as slow convergence, high oscillations, and susceptibility to environmental fluctuations. The first stage dynamically estimates the Maximum Power Point (MPP) voltage using a novel adaptive FOCV method, which eliminates the need for irradiance sensors or physical disconnection of PV modules.

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Hepatitis C virus (HCV) presents a significant global health issue due to its widespread prevalence and the absence of a reliable vaccine for prevention. While significant progress has been achieved in therapeutic interventions since the disease was first identified, its resurgence underscores the need for innovative strategies to combat it. The nonstructural protein NS5A is crucial in the life cycle of the HCV, serving as a significant factor in both viral replication and assembly processes.

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Essential oil of (L.) ssp. (Apiaceae) flower: chemical composition, antimicrobial potential, and insecticidal activity on (L.).

Z Naturforsch C J Biosci

January 2025

Laboratory of Molecular Chemistry and Natural Substances, Faculty of Sciences of Meknes, 11201 Zitoune-Meknes B.P, Meknes, Meknes, Morocco.

In order to search for new chemotypes and to carry out a comparative study with the literature, the current study investigated the chemical composition of the essential oil of the flowers of (L.) ssp. using gas chromatography coupled with mass spectrometry (GC-MS).

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Background: We have previously shown headache disorders to be prevalent in in the adult general population of Morocco, especially migraine (30.8%) and headache on ≥ 15 days/month (H15+; 10.5%).

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Protomix: a Python package for H-NMR metabolomics data preprocessing.

Bioinform Adv

November 2024

Laboratory of Molecular Science and Engineering, Åbo Akademi University, Henrikinkatu 2, Turku 20500, Finland.

Motivation: NMR-based metabolomics is a field driven by technological advancements, necessitating the use of advanced preprocessing tools. Despite this need, there is a remarkable scarcity of comprehensive and user-friendly preprocessing tools in Python. To bridge this gap, we have developed Protomix-a Python package designed for metabolomics research.

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The antimicrobial and antibiofilm properties of plant essential oils (EOs) have aroused significant interest for their potential as effective alternatives or supplements in combating microbial infections and biofilm-associated challenges. For these applications, EOs must be encapsulated to overcome some key technical limitations, including high volatility, poor stability, and low solubility. This study aimed to develop microencapsulated EOs derived from two valuable Moroccan medicinal plants, Lavandula stoechas L.

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Recommendations for protecting against epidemic diseases in Morocco following recent flooding.

Parasitol Int

December 2024

High Institute of Nursing Professions and Technical Health of Agadir, Ministry of Health and Social Protection, Agadir, Morocco; Ibn Zohr University, Agadir, Morocco. Electronic address:

The recent floods in Morocco, occurring from September 16 to September 30, 2024, have created significant public health challenges, particularly in the regions of Tata, Ouarzazate, and Errachidia. These flooding events have heightened the risk of epidemic diseases, including vector-borne diseases like malaria and leishmaniasis, as well as waterborne infections. This letter outlines critical recommendations to mitigate these risks, including enhanced epidemiological surveillance, distribution of insecticidetreated nets, targeted vector control programs, and community engagement.

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PqsE and RhlR, key regulators of the Pseudomonas aeruginosa quorum sensing (QS) system, form a hetero-tetrameric complex essential for controlling the expression of virulence factors such as pyocyanin. The interaction between the PqsE homodimer and the RhlR homodimer bound to C4-HSL, enables RhlR to bind low-affinity promoters, thereby influencing gene regulation. Recent studies suggest that RhlR transcriptional activity is modulated by temperature, exhibiting higher activity at environmental temperatures (25 °C) compared to mammalian body temperature (37 °C).

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Article Synopsis
  • A new Sonogel-Carbon (SNGC) electrode, enhanced with the amino acid l-leucine, has been created for detecting homovanillic acid (HVA) effectively.
  • Electrochemical techniques like cyclic voltammetry and impedance spectroscopy confirmed the performance of the SNGC-Leu electrode, which demonstrated a linear detection range for HVA from 0.5 μM to 50 μM and a detection limit of 0.4 μM.
  • The SNGC-Leu sensor showed high accuracy in real applications, successfully measuring HVA in human urine and synthetic cerebrospinal fluid with impressive recovery rates.
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Health Related Quality of Life and Religiosity of Women with Cervical Cancer in the Souss-Massa Region, Morocco: A Cross-Sectional Study.

Asian Pac J Cancer Prev

December 2024

Laboratory of Biostatistics, Clinical Research and Epidemiology, Faculty of Medicine and Pharmacy of Rabat, Mohamed V University, Rabat 10100, Morocco.

Background: Cervical cancer is a highly prevalent cancer among women, especially in low- and middle-income countries. This disease affects women in various ways and consequently impacts the quality of life of those diagnosed with this type of cancer. The aim of this study is to assess the quality of life and the degree of religiosity among women with cervical cancer in Morocco.

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Amino-functionalized manganese oxide for effective hexavalent chromium adsorption.

Environ Sci Pollut Res Int

December 2024

Laboratory of Interface Materials Environment, Faculty of Sciences Ain Chock, Hassan II University, Casablanca, Morocco.

This study explores the use of functionalized manganese oxide (K-MnO-NH) for the removal of hexavalent chromium (Cr(VI)) ions, a highly toxic heavy metal contaminant, from wastewater. The synthesis of K-MnO-NH was achieved through a two-step process, followed by comprehensive characterization using various analytical techniques, which confirmed the material's formation as a pure phase. The K-MnO-NH exhibited exceptional chromium removal efficiency, achieving up to 90% (4.

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Ability of short-chain fatty acids to reduce inflammation and attract leucocytes to the inflamed skin of gilthead seabream (Sparus aurata L.).

Sci Rep

December 2024

Immunobiology for Aquaculture Group, Department of Cell Biology and Histology, Faculty of Biology, Campus of International Excellence, Campus Mare Nostrum, University of Murcia, Murcia, Spain.

The aim of the study was to investigate the potential preventive use of short-chain fatty acids (SCFAs) to modulate inflammatory responses in gilthead seabream (Sparus aurata) skin. Initially, in vitro experiments were conducted to evaluate the effects of various concentrations of butyric acid, acetic acid and propionic acid, as well as their combination, on the cytotoxicity and cell viability of three different cell lines. The results determined the safe concentration of SCFAs, which was then used for an in vivo study.

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Nutritional value, HPLC-DAD analysis and biological activities of Ceratonia siliqua L. pulp based on in vitro and in silico studies.

Sci Rep

December 2024

Agri-food Technology and Quality Laboratory, Regional Centre of Agricultural Research of Tadla, National Institute of Agricultural research (INRA), Avenue Ennasr, BP 415 Rabat principal, Rabat, 10090, Morocco.

The phytochemical, nutritional, and biological features of wild carob pulp from Tanzight (TN), Ait-Waada (AW), and Tizi-ghnayn (TG) in Azilal were studied. The results of the study reveal that the carob pulp examined has a low-fat level. AW had the most total sugar (78.

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Immunologic assessment of the impact of SARS-CoV-2 vaccine booster doses on humoral immunity: a cross-sectional study in morocco.

BMC Infect Dis

December 2024

Virology Unit, Viral Hepatitis Laboratory, Institut Pasteur du Maroc, 1 Place Louis Pasteur, Casablanca, 20360, Morocco.

To assess the impact of the SARS-CoV-2 booster dose on the immune response against COVID-19, we conducted a cross-sectional study in the Casablanca-Settat region of Morocco. The study included 2,802 participants from 16 provinces, all of whom had received three doses of a SARS-CoV-2 vaccine. IgG antibodies targeting the S1 RBD subunit of the SARS-CoV-2 spike protein were quantified using the SARS-CoV-2 IgG II Quant assay and measured on the Abbott Architect i2000SR instrument.

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Introduction: Neurofibromas are rare benign tumors of peripheral nerve sheaths, and hand involvement is particularly uncommon. This case report presents a large neurofibroma located in the thenar region, a critical area for thumb opposition and hand dexterity, posing unique surgical challenges.

Presentation Of Case: A 23-year-old female presented with a 3-year history of a progressively enlarging mass in the thenar region of the right hand, accompanied by nocturnal pain but no neurological deficits.

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Introduction And Importance: Follicular cystitis (FC) is a rare inflammatory disorder of the bladder that predominantly affects women. The exact cause of FC remains largely unknown, although it has been associated with inflammatory processes and bacterial infections, particularly following urinary tract infections. Regarding orphan diseases, like follicular cystitis, where large-scale trials seem virtually impossible, case reports find their place and guide the scientific community to find the best course of action.

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