Pharmacological and Larvicidal Potential of Green Synthesized Silver Nanoparticles Using Carmona retusa (Vahl) Masam Leaf Extract

2018 ◽  
Vol 29 (6) ◽  
pp. 1243-1253 ◽  
Author(s):  
Ramanathan Rajkumar ◽  
Muthugounder Subramanian Shivakumar ◽  
Sengottayan Senthil Nathan ◽  
Kuppusamy Selvam
2019 ◽  
Vol 13 (1) ◽  
pp. 1-6
Author(s):  
Didem Demir ◽  
Seda Ceylan ◽  
Gülşah Gül ◽  
Zeynep İyigündoğdu ◽  
Nimet Bölgen

In this study, Polyvinyl alcohol/Starch (PVA/Starch) cryogel scaffolds were combined with antibacterial silver nanoparticles (AgNPs), and the antimicrobial properties of composite scaffolds were determined for potential in tissue engineering applications. The porous PVA/Starch scaffolds were prepared by cryogelation technique. The nanoparticles were prepared by green synthesis from Aloe barbadensis leaf extract and characterized. The antibacterial, antifungal and antiyeast properties of AgNPs and AgNPs loaded PVA/Starch cryogel scaffolds were investigated. The highest antimicrobial activity of composite scaffold was found against Pseudomonas aeruginosa. Based on our studies, the results indicate that biodegradable, biocompatible and antimicrobial AgNPs loaded PVA/Starch scaffolds have potential to be used at an infection site in tissue engineering applications.


2016 ◽  
Vol 10 (6) ◽  
pp. 382-388 ◽  
Author(s):  
Vundru Anil Kumar ◽  
Kandru Ammani ◽  
Rajkumari Jobina ◽  
Paramanandham Parasuraman ◽  
Busi Siddhardha

2021 ◽  
Vol 9 (1) ◽  
Author(s):  
Ramakrishnan Jayakrishnan ◽  
Anju Joseph ◽  
Vinoy Thomas

AbstractColloidal Silver nano-particles were grown at room temperature using leaf extract of Ocimum tenuiflorum. The silver nanoparticles suspended in the solution were found to be stable for over a period of 2 months. Structural, optical and photo catalytic behavior of the suspended silver (Ag) nano-particles (NPs) was characterized. From TEM analysis the size of the silver nanoparticles was estimated to be 25–30 nm. Our findings suggest that the ratio between the molarity of AgNO3 and the volume of leaf extract does not have any role in controlling the size of the Ag nano-particles. These green synthesized Ag nano-particles exhibit degradation of the carcinogenic organic pollutant sulforhodamine B in absence of light.


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