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  • Open Access

    ARTICLE

    Zinc Oxide Nanoparticle Alleviates the Inhibition of Dendrobium huoshanense Photosynthesis by Cadmium through Enhancing Antioxidant Enzyme System

    Cheng Song1,*, Iftikhar Hussein Shah2, Ghulam Abbas Ashraf3, Muhammad Arif4, Muhammad Aamir Manzoor1,5,*

    Phyton-International Journal of Experimental Botany, Vol.94, No.11, pp. 3427-3451, 2025, DOI:10.32604/phyton.2025.070778 - 01 December 2025

    Abstract Heavy metal pollution has become a pervasive environmental issue affecting numerous regions worldwide. Recently, there has been significant attention given to the application of nano-enabled technologies with the purpose of enhancing plant development and alleviating heavy metal stress. This study aimed to illustrate the potential of zinc oxide nanoparticles (ZnO-NPs) to enhance the morphological traits of D. huoshenense exposed to cadmium (Cd) stress. The chemical structure and elemental composition of the ZnO-NPs were characterised by a series of analytical methods, including X-ray diffraction, UV-Vis spectrometry, XPS, and TEM. Plant samples used were collected at 0, 5,… More > Graphic Abstract

    Zinc Oxide Nanoparticle Alleviates the Inhibition of <i>Dendrobium huoshanense</i> Photosynthesis by Cadmium through Enhancing Antioxidant Enzyme System

  • Open Access

    REVIEW

    A Review on Novel Applications of Nanoparticles in Pediatric Oncology

    Theano Makridou1, Elena Vlastou2, Vasilios Kouloulias3, Efstathios P. Efstathopoulos4, Kalliopi Platoni4,*

    Oncology Research, Vol.33, No.12, pp. 3611-3632, 2025, DOI:10.32604/or.2025.069101 - 27 November 2025

    Abstract Nanomedicine has evolved significantly over the last decades and expanded its applications in pediatric oncology, which represents a special domain with unique patients and distinct requirements. Τhe need for early cancer diagnosis and more effective and targeted therapies aiming to increase the pediatric patients’ survival rates and minimize the treatment-related side effects to survivors is profound. Nanoparticles (NPs) come as a beacon of hope to provide sensitive cancer diagnostic tools and assist contrast agents’ transport to the malignant tumors. Besides, NPs could be designed to deliver targeted drugs and genes to tumors, minimizing the medicine-related… More >

  • Open Access

    ARTICLE

    Comparative Analysis of Nano-Blood Flow in Mild to Severe Multiple Constricted Curved Arteries

    Sehrish Bibi1,*, Vincenzo Minutolo2, Obaid Ullah Mehmood3, Renato Zona2

    FDMP-Fluid Dynamics & Materials Processing, Vol.21, No.10, pp. 2473-2493, 2025, DOI:10.32604/fdmp.2025.072470 - 30 October 2025

    Abstract Arterial stenosis is a critical condition with increasing prevalence among pediatric patients and young adults, making its investigation highly significant. Despite extensive studies on blood flow dynamics, limited research addresses the combined effects of nanoparticles and arterial curvature on unsteady pulsatile flow through multiple stenoses. This study aims to analyze the influence of nanoparticles on blood flow characteristics in realistic curved arteries with mild to severe overlapped constrictions. Using curvilinear coordinates, the thermal energy and momentum equations for nanoparticle-laden blood were derived, and numerical results were obtained through an explicit finite difference method. Key findings More >

  • Open Access

    ARTICLE

    Cotton Residue Biomass-Based Electrochemical Sensors: The Relation of Composition and Performance

    Anna Elisa Silva, Eduardo Thiago Formigari, João Pedro Mayer Camacho Araújo, Dagoberto de Oliveira Silva, Jürgen Andreaus, Eduardo Guilherme Cividini Neiva*

    Journal of Renewable Materials, Vol.13, No.10, pp. 1899-1912, 2025, DOI:10.32604/jrm.2025.02025-0130 - 22 October 2025

    Abstract Here, we report a comprehensive study on the characterization of cotton biomass residue, its conversion into carbon-based materials via pyrolysis, and its application as an electrochemical sensor for ascorbic acid (AA). The compositions, morphologies, and structures of the resulting materials were investigated using XRD, FTIR, TGA, SEM, and EDS. Pyrolysis was carried out in an air atmosphere at different temperatures (300°C and 400°C) and durations (1, 60, and 240 min), leading to the transformation of lignocellulosic cotton residue into carbon-based materials embedded with inorganic nanoparticles, including carbonates, sulfates, chlorates, and phosphates of potassium, calcium, and… More > Graphic Abstract

    Cotton Residue Biomass-Based Electrochemical Sensors: The Relation of Composition and Performance

  • Open Access

    REVIEW

    A Review of PEO (Polyethylene Oxide) Assisted Electrospinning of Chitosan: Innovation, Production, and Application

    Md. Tanvir Raihan1, Md. Himel Mahmud2, Badhon Chandra Mazumder2, Md. Nazif Hasan Chowdhury3, Mohammad Tajul Islam1,*

    Journal of Polymer Materials, Vol.42, No.3, pp. 677-711, 2025, DOI:10.32604/jpm.2025.068356 - 30 September 2025

    Abstract Electrospinning has gained significant importance across various fields, including biomedicine, filtration, and packaging due to the control it provides over the properties of the resulting materials, such as fiber diameter and membrane thickness. Chitosan is a biopolymer that can be utilized with both natural and synthetic copolymers, owing to its therapeutic potential, biocompatibility, and biodegradability. However, producing electrospun chitosan is challenging due to its high solution viscosity, which often results in the formation of beads instead of uniform fibers. To address this issue, the spinnability of chitosan is significantly enhanced, and the production of continuous More >

  • Open Access

    ARTICLE

    Computational Study Analysis of Adsorption Behavior of MgFe2O4-Collagen Hydrogels with Spinal Cord Tissues

    Imandeena Sofileeya1,2, Surajudeen Sikiru1,2,*, Nur Hidayah Shahemi1, Niraj Kumar3, Mohd Muzamir Mahat1,*

    Journal of Polymer Materials, Vol.42, No.3, pp. 713-728, 2025, DOI:10.32604/jpm.2025.065378 - 30 September 2025

    Abstract Spinal cord injury presents a significant challenge in regenerative medicine due to the complex and delicate nature of neural tissue repair. This study aims to design a conductive hydrogel embedded with magnetic MgFe2O4 nanoparticles to establish a bioelectrically active and spatially stable microenvironment that promotes spinal cord regeneration through computational analysis (BIOVIA Materials Studio). Hydrogels, known for their biocompatibility and extracellular matrix-mimicking properties, support essential cellular behaviors such as adhesion, proliferation, and migration. The integration of MgFe2O4 nanoparticles imparts both electrical conductivity and magnetic responsiveness, enabling controlled transmission of electrical signals that are crucial for guiding… More >

  • Open Access

    REVIEW

    Nanoparticles and Phytohormonal Synergy in Plants: Sustainable Agriculture Approach

    Hafiza Muniba Din Muhammad1, Safina Naz1, Zarina Bibi2, Mohamed A. A. Ahmed3, Alina-Stefania Stanciu4, Riaz Ahmad5,*

    Phyton-International Journal of Experimental Botany, Vol.94, No.9, pp. 2631-2648, 2025, DOI:10.32604/phyton.2025.069474 - 30 September 2025

    Abstract The production of crops is badly affected by climate change globally. Mitigation of adverse effects of climate change is in need of time through different management practices such as developing tolerant genetic resources, hormonal applications to boost defense systems, nanoparticles, and balanced fertilization. The nano-hormonal synergy had the potential to mitigate the adverse effects of climate change by modulation of morpho-physiological and biochemical activities. Plant growth, yield, and quality can be enhanced with the supplementation of nano-hormonal interactions. Therefore, the current study explores the synergy between nanoparticles and phytohormonal use. The nanoparticles, even in low… More >

  • Open Access

    ARTICLE

    Optimizing Silver Nanoparticle Concentrations to Improve the In Vitro Regeneration and Growth of Phalaenopsis Orchids

    Hay Mon Aung1, Aung Htay Naing2,*, Chang Kil Kim2, Kyeung II Park1,*

    Phyton-International Journal of Experimental Botany, Vol.94, No.9, pp. 2719-2727, 2025, DOI:10.32604/phyton.2025.068713 - 30 September 2025

    Abstract Phalaenopsis orchids are economically important ornamental crops; however, their commercial micropropagation is often limited by poor rooting efficiency and inconsistent growth. In this study, we investigated the effects of silver nanoparticles (Ag-NPs) on the in vitro regeneration and growth of Phalaenopsis cultivar 611B to determine the optimal concentration of Ag-NPs for improved micropropagation outcomes. Shoot tip explants (2–3 mm)—derived from protocorm-like bodies were cultured on a regeneration medium containing Hyponex (20:20:20 and 6.5:6.5:19), 18 g/L sugar, 2 g/L peptone, 0.8 g/L activated charcoal, 12.5 g/L potato extract, 50 mL/L apple juice, and 10 mg/L 6-benzylaminopurine (6-BA), with… More >

  • Open Access

    ARTICLE

    Inhibition of Breast Cancer Cell Proliferation by 9-Hydroxycamptothecin-Loaded Zeolitic Imidazolate Nanoparticles

    Chuansheng Yang1, Xiaoling Zhou2,3, Ling Luo3, Zirun Luo4, Kaiming Fan5,*, Chenglai Xia2,3,*

    Oncology Research, Vol.33, No.10, pp. 3065-3076, 2025, DOI:10.32604/or.2025.066058 - 26 September 2025

    Abstract Objectives: Novel drug delivery systems have been designed to enhance local drug concentrations while reducing side effects conducive to improved breast cancer treatment outcomes. This study aimed to identify the anti-cancer function of zeolite imidazole ester-based material loaded with camptothecin nanoparticles. Methods: We utilized a zeolitic imidazolate backbone material to fabricate 9-hydroxycamptothecin nanoparticles and investigated their impact on breast cancer cell proliferation. Scanning electron microscopy and Fourier-transform infrared spectroscopy revealed changes in the carrier skeleton of the loaded 9-hydroxyl camptothecin, characterized by a reduction in surface smoothness, accompanied by slight collapses and folds on the… More >

  • Open Access

    ARTICLE

    Hybrid Nanofluids Mixed Convection inside a Partially Heated Square Enclosure with Driven Sidewalls

    Meriem Bounib1, Aicha Bouhezza2,3,*, Abdelkrim Khelifa4, Mohamed Teggar5, Hasan Köten6, Aissa Atia7, Yassine Cherif 8

    Frontiers in Heat and Mass Transfer, Vol.23, No.4, pp. 1323-1350, 2025, DOI:10.32604/fhmt.2025.065254 - 29 August 2025

    Abstract This study investigates laminar convection in three regimes (forced convection, mixed convection, and natural convection) of a bi-nanofluid (Cu-Al2O3-water)/mono-nanofluid (Al2O3-water) inside a square enclosure of sliding vertical walls which are kept at cold temperature and moving up, down, or in opposite directions. The enclosure bottom is heated partially by a central heat source of various sizes while the horizontal walls are considered adiabatic. The thermal conductivity and dynamic viscosity are dependent on temperature and nanoparticle size. The conservation equations are implemented in the solver ANSYS R2 (2020). The numerical predictions are successfully validated by comparison with… More >

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