نتایج جستجو برای: selenium nanoparticles

تعداد نتایج: 121223  

Journal: :Applied sciences 2023

Given the promising good future of selenium nanoparticles in modern field health, have played an important role increasing sperm efficacy and antioxidant defense mechanisms. In present study, we synthesized (Se NPs) a safe harmless medical manner from aqueous extract Withania somnifera roots. The formation Se NPs was confirmed using different techniques spectroscopy. results showed broad absorp...

2016
Yuanqing Tan Rong Yao Rui Wang Dan Wang Gejiao Wang Shixue Zheng

BACKGROUND Selenium (Se) is an essential trace element in living systems. Microorganisms play a pivotal role in the selenium cycle both in life and in environment. Different bacterial strains are able to reduce Se(IV) (selenite) and (or) Se(VI) (selenate) to less toxic Se(0) with the formation of Se nanoparticles (SeNPs). The biogenic SeNPs have exhibited promising application prospects in medi...

Journal: :Applied and environmental microbiology 2016
Masayoshi Tanaka William Knowles Rosemary Brown Nicole Hondow Atsushi Arakaki Stephen Baldwin Sarah Staniland Tadashi Matsunaga

UNLABELLED Using microorganisms to remove waste and/or neutralize pollutants from contaminated water is attracting much attention due to the environmentally friendly nature of this methodology. However, cell recovery remains a bottleneck and a considerable challenge for the development of this process. Magnetotactic bacteria are a unique group of organisms that can be manipulated by an external...

2017
Kaikai Bai Bihong Hong Zhuan Hong Jipeng Sun Changsen Wang

BACKGROUND Selenium (Se) is an indispensable trace element required for animals and humans, and extra Se-supplement is necessary, especially for those having Se deficiency. Recently, selenium nanoparticles (SeNPs), as a special form of Se supplement, have attracted worldwide attention due to their distinguished properties and excellent bioactivities. In this present study, an eco-friendly and e...

Journal: :Journal of applied biotechnology & bioengineering 2022

The incidence of Alzheimer’s disease (AD) is increasing day by worldwide, which results in a poor quality life. Early diagnosis and treatment AD necessary to suppress the progression disease. Conventional treatments have several limitations due protective blood-brain barrier. In this review, we described nanoparticle-based approach crossing barrier for detection treatment. Nanoparticles encapsu...

2017
Maria Palomo-Siguero Yolanda Madrid

The behavior and transformation of selenium nanoparticles (SeNPs) in living systems such as microorganisms is largely unknown. To address this knowledge gap, we examined the effect of three types of SeNP suspensions toward Lactobacillus delbrueckii subsp. bulgaricus LB-12 using a variety of techniques. SeNPs were synthesized using three types of coating agents (chitosan (CS-SeNPs), hydroxyethyl...

2016
Balakrishna Ananthoju Jeotikanta Mohapatra Manoj K. Jangid D. Bahadur N. V. Medhekar M. Aslam

Cations and anions are replaced with Fe, Mn, and Se in CZTS in order to control the formations of the secondary phase, the band gap, and the micro structure of Cu2ZnSnS4. We demonstrate a simplified synthesis strategy for a range of quaternary chalcogenide nanoparticles such as Cu2ZnSnS4 (CZTS), Cu2FeSnS4 (CFTS), Cu2MnSnS4 (CMTS), Cu2ZnSnSe4 (CZTSe), and Cu2ZnSn(S0.5Se0.5)4 (CZTSSe) by thermoly...

2014
Sergey A. Staroverov Alexei A. Volkov Sergey V. Larionov Pavel V. Mezhennyy Sergey V. Kozlov Alexander S. Fomin Lev A. Dykman

There was performed the study of the transmissible-gastroenteritis-virus-antigen-conjugated immunogenic properties of selenium nanoparticles and gold. In comparative immunobiological studies there was found that immunization of guinea pigs driven by the colloid-seleniumas well as colloid-gold-conjugated transmissible gastroenteritis virus antigen of swine, leads to activation of the respiratory...

2015
Mousa A. Alghuthaymi Hassan Almoammar Mahindra Rai Ernest Said-Galiev Kamel A. Abd-Elsalam

Nanotechnology can offer green and eco-friendly alternatives for plant disease management. Apart from being eco-friendly, fungi are used as bio-manufacturing units, which will provide an added benefit in being easy to use, as compared to other microbes. The non-pathogenic nature of some fungal species in combination with the simplicity of production and handling will improve the mass production...

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