Ionics, Journal Year: 2025, Volume and Issue: unknown
Published: March 18, 2025
Language: Английский
Micromachines, Journal Year: 2023, Volume and Issue: 14(1), P. 209 - 209
Published: Jan. 14, 2023
The high occurrence of mycological resistance to conventional antifungal agents results in significant illness and death rates among immunodeficient patients. In addition, the underprivileged therapeutic agents, besides potential toxicity resulting from long term therapy necessitate fabrication efficient antimicrobial combinations. Hence, objective present investigation is synthesize, characterize investigate anticandidal action green zinc oxide nanoparticles (ZnO-NPs) formulated using Camellia sinensis leaf extract against three candidal pathogens. eco-friendly synthesized ZnO-NPs were characterized utilizing different physicochemical methods their potency was tested a disk diffusion assay. this setting, size biofabricated detected transmission electron microscope (TEM) micrographs, recording an average particle 19.380 ± 2.14 nm. zeta analysis revealed that surface charge −4.72 mV. biogenic reveal highest activity C. tropicalis strain, demonstrating relative suppressive zones measured at 35.16 0.13 37.87 0.24 mm diameter for concentrations 50 100 μg/disk, respectively. Excitingly, Candida glabrata showed susceptibility ZnO nanomaterials both ZnO-NPs’ (50 μg/disk) compared control. Moreover, biosynthesized synergistic effectiveness with nystatin terbinafine concerned strains. maximum efficiency noticed percentages 23.02 45.9%, no hemolytic human erythrocytes revealing biosafety hemocompatibility. Finally, pathogens, as well patterns such terbinafine, emphasize prospective application these combinations biocompatible highly agents.
Language: Английский
Citations
30
ACS Omega, Journal Year: 2024, Volume and Issue: 9(27), P. 29088 - 29113
Published: June 27, 2024
Water pollution remains a widespread problem, affecting the health and wellbeing of people around globe. While current advancements in wastewater treatment desalination show promise, there are still challenges that need to be overcome make these technologies commercially viable. Nanotechnology plays pivotal role water purification processes today. However, release nanoparticles (NPs) into environment without proper safeguards can lead both physical chemical toxicity. Moreover, many methods NP synthesis expensive not environmentally sustainable. The utilization biomass as source for production NPs has potential mitigate issues pertaining cost, sustainability, pollution. biobased nanomaterials (bio-NMs) sourced from garnered attention field due their cost-effectiveness, biocompatibility, biodegradability. Several research studies have been conducted efficiently produce (both inorganic organic) applications treatment. Biosynthesized materials such zinc oxide NPs, phytogenic magnetic biopolymer-coated metal cellulose nanocrystals, silver among others, demonstrated efficacy enhancing process purification. friendly presents viable option efficiency sustainability eradication. present review delves topic biomass, its origins, by which it transformed utilizing an sustainable approach. study will examine greener contemporary technologies.
Language: Английский
Citations
14
Journal of Composites Science, Journal Year: 2024, Volume and Issue: 8(2), P. 43 - 43
Published: Jan. 24, 2024
Silver nanoparticles (AgNPs) are widely recognized as a prominent antimicrobial agent and have found applications in the field of medicine. This study focuses on synthesis AgNPs utilizing natural reducing Ceylon olive (Elaeocarpus serratus), presenting an economically viable ecologically friendly approach. For first time, this research demonstrated using phytochemicals extracted from olive, serving both stabilizing agents. The synthesized were characterized with UV–visible spectroscopy, particle size analyzer (PSA), X-ray diffraction (XRD), Fourier transform infrared spectroscopy (FTIR), scanning electron microscopy (SEM) coupled energy dispersive spectrometer (EDX). spectra primarily indicated formation by surface plasmon resonance band around 434 nm. SEM analysis confirmed presence silver within range 50–110 nm, average approximately 70 FTIR determined that proteins, phenols, flavonoids may acted capping Experimental parameters optimized to improve yield eventually evaluate their antibacterial properties. well diffusion method exhibits significantly larger zone inhibition for Gram-negative bacterial strains (18.4 ± 0.55 mm Pseudomonas aeruginosa 14.4 Escherichia coli) compared Gram-positive (11.6 Staphylococcus aureus 10.4 epidermidis) 50 µg/mL AgNPs. These findings demonstrate potential develop into novel materials bacterial-mediated diseases.
Language: Английский
Citations
12
Biomass Conversion and Biorefinery, Journal Year: 2024, Volume and Issue: 15(4), P. 5229 - 5246
Published: Feb. 1, 2024
Abstract In terms of biocompatibility, environmental friendliness, scalability, and cost-effectiveness, green nanoparticle (NP) synthesis is a modern area nanotechnology that performs better than physical chemical methods. The utilization endophytic Penicillium oxalicum for the biogenesis silica nanoparticles goal current work. structural optical properties fungal produced were investigated utilizing transmission electron microscopy (TEM), fourier transform infrared spectroscopy (FTIR), x ray diffraction (XRD) dynamic light scattering (DLS). All parameters their interactions found to have significant effect on crystallite size, according results. average diameter size biosynthesized SiO 2 -NPs was ranged between 20 -50 nm. 28.7 nm, crystalline nature confirmed by XRD, characterization A surface plasmon resonance spectrum obtained at 280 Under UV light, Ribazol black b Crystal violet dyes photocatalytically degraded nanoparticles. highest decolorization percentage 94.1% ± 1.2% 85.1% 0.93%, respectively after 90 120 min, both crystal incubation 50.0 mg mL ─1 Furthermore, successfully used more once biodegradation regarded as its efficacy. Silica remove Co, Pb, Cd, Zn with percentages 99.9% 1.2%, 1.3%, 99.4% 1.4%, respectively. phytotoxicity test using Zea mays L seed which root length increases (28 0.35) (21 0.51) cm, when subjected tothe treated CV Ribazole effluent... conclusion, biosynthesize -NPs, showed, phytotoxicity, heavy metal bioremediation, photocatalytic activity against dye.
Language: Английский
Citations
9
Applied Microbiology and Biotechnology, Journal Year: 2024, Volume and Issue: 108(1)
Published: Jan. 22, 2024
Abstract Nanosilver oxide exhibits strong antibacterial and photocatalytic properties has shown great application potential in food packaging, biochemical fields, other fields involving diseases pest control. In this study, Ag 2 O nanoparticles were synthesized using Bacillus thuringiensis (Bt-Ag NPs). The physicochemical characteristics of the Bt-Ag NPs analyzed by UV‒vis spectroscopy, Fourier transform infrared spectroscopy (FTIR), X-ray diffraction (XRD), scanning electron microscope (SEM), inductively coupled plasma emission spectrometry (ICP), high-resolution transmission microscopy (HR-TEM), zeta potential. phis-chemical characterization revealed that are spherical shape with small particle size (18.24 nm), high crystallinity, well dispersity, stability. biopesticidal antifungal effects tested against Tribolium castaneum , Aspergillus flavus Penicillium chrysogenum . survival, growth, reproduction pests molds significantly inhibited a dose-dependent manner. showed higher pesticidal activities T. than Bt commercial NPs. LC 50 values Bt, NPs, 0.139%, 0.072%, 0.06% on day 14, respectively. also A. P. while it resulted inhibition zone did. addition, much more sensitive to NP treatments, compared Our results B. could act as pesticides agents stored-product fields. Key points • be (Bt) degree shape, excellent insecticidal activity
Language: Английский
Citations
7
Nanomedicine, Journal Year: 2023, Volume and Issue: 18(25), P. 1839 - 1854
Published: Oct. 1, 2023
To synthesize a silver-cored nanosuspension utilizing
Language: Английский
Citations
14
Materials, Journal Year: 2024, Volume and Issue: 17(2), P. 275 - 275
Published: Jan. 5, 2024
Nanoparticles (NPs) are conventionally produced by using physical and chemical methods that no longer in alignment with current society’s demand for a low environmental impact. Accordingly, green synthesis approaches considered potential alternative due to the plant extracts substitute some of hazardous reagents. The general mechanism is based on reducing power natural products allows formation NPs from precursor solution. In this context, our study proposes simple, innovative, reproducible approach titanium dioxide (TiO2 NPs) uses, first time, major component tea (Camellia sinensis)—epigallocatechin-3-gallate (EGCG), non-toxic, dietary, accessible, bioactive molecule. influence EGCG TiO2 was analyzed comparing physicochemical characteristics synthesized chemically obtained ones. bare performed hydrolysis isopropoxide distilled water, were same conditions, but presence 1 mM aqueous confirmed UV-VIS FTIR spectroscopy. SEM micrographs showed spherical particles relatively diameters. Our findings also revealed more stable colloids than However, phytocompound negatively influenced crystalline structure NPs. Furthermore, EGCG–TiO2 could become versatile choice applications extending beyond photocatalysis, including promising prospects biomedical field.
Language: Английский
Citations
5
Journal of environmental chemical engineering, Journal Year: 2024, Volume and Issue: unknown, P. 115133 - 115133
Published: Dec. 1, 2024
Language: Английский
Citations
5
Journal of Biomedical Materials Research Part B Applied Biomaterials, Journal Year: 2025, Volume and Issue: 113(2)
Published: Jan. 24, 2025
ABSTRACT Schistosomiasis, caused by Schistosoma worms, is a major neglected tropical disease in Africa, this ranked as second after malaria. Nanotechnology important for treating schistosomiasis while minimizing chemotherapy side effects. The current investigate aimed to assess the effectiveness of biosynthesized zinc oxide nanoparticles (ZnO NPs), which were used first time an attempt find alternative treatment and synthesized Origanum majorana , compare them with praziquantel (PZQ), only chemical approved World Health Organization. study included evaluations both laboratory vivo. In experiment, adult worms exposed ZnO at concentrations 100, 50, 25, 12.5, 6.25, 3.125 μg/mL showed highest complete mortality rates 100 50 6 12 h, respectively. Combinations 12.5 + 0.4, 25 0.3, 0.2, 75 0.1 PZQ also tested. vivo, four groups hamsters infected haematobium treated. hamsters, number eggs present tissues well size granulomas significantly decreased when combined administered. properties particles consistent confirmed all previous studies. These results indicate that green high activity against S . experiments.
Language: Английский
Citations
0
Journal of Materials Science Materials in Electronics, Journal Year: 2025, Volume and Issue: 36(3)
Published: Jan. 1, 2025
Language: Английский
Citations
0