scholarly journals Mesoporous silica shell-coated single gold nanorods as multifunctional orientation probes in dynamic biological environments

RSC Advances ◽  
2021 ◽  
Vol 11 (61) ◽  
pp. 38632-38637
Author(s):  
Geun Wan Kim ◽  
In-Seob Han ◽  
Ji Won Ha

We presented polarization-dependent, periodic DIC images and intensities of single AuNRs@mSiO2 at their LSPR wavelength and investigated their use as multifunctional orientation probes in biological environments.

RSC Advances ◽  
2020 ◽  
Vol 10 (50) ◽  
pp. 29868-29872
Author(s):  
Geun Wan Kim ◽  
Seokyoung Yoon ◽  
Jung Heon Lee ◽  
Ji Won Ha

Spherical AuNRs@mSiO2 have randomly oriented AuNR cores in 3D space, which could be resolved on the same focal plane by interference-based DIC microscopy.


Small ◽  
2015 ◽  
Vol 11 (19) ◽  
pp. 2323-2332 ◽  
Author(s):  
Ji Liu ◽  
Christophe Detrembleur ◽  
Marie-Claire De Pauw-Gillet ◽  
Stéphane Mornet ◽  
Christine Jérôme ◽  
...  

2015 ◽  
Vol 2015 (13) ◽  
pp. 2277-2284 ◽  
Author(s):  
Ting Zhang ◽  
Zeyang Ding ◽  
Huiming Lin ◽  
Liru Cui ◽  
Chunyu Yang ◽  
...  

Nanomaterials ◽  
2021 ◽  
Vol 11 (5) ◽  
pp. 1338
Author(s):  
Adrián Fernández-Lodeiro ◽  
Jamila Djafari ◽  
Javier Fernández-Lodeiro ◽  
Maria Paula Duarte ◽  
Elisabete Muchagato Mauricio ◽  
...  

In this work, the successful preparation and characterization of gold nanorods (AuNRs) coated with a mesoporous silica shell (AuNRs@Simes) was achieved. Conjugation with methylene blue (MB) as a model drug using ultrasound-stimulated loading has been explored for further application in light-mediated antibacterial studies. Lyophilization of this conjugated nanosystem was analyzed using trehalose (TRH) as a cryogenic protector. The obtained stable dry formulation shows potent antimicrobial activity against Gram-negative (Escherichia coli) and Gram-positive (Staphylococcus aureus) bacteria after a simple post-treatment irradiation method with a red laser during a short time period.


Author(s):  
Muling Zeng ◽  
Ying Shu ◽  
Marina Parra-Robert ◽  
Diti Desai ◽  
Hongzhi Zhou ◽  
...  

2020 ◽  
Vol 3 (3) ◽  
pp. 1690-1697
Author(s):  
Weijun Fang ◽  
Wenjuan Zhu ◽  
Hu Chen ◽  
Hanyuan Zhang ◽  
Shi Hong ◽  
...  

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