Synthesis of sandwich-structured silver@polydopamine@silver shells with enhanced antibacterial activities

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Synthesis of sandwich-structured silver@polydopamine@silver shells with enhanced antibacterial activities. / Shang, Bin; Xu, Miao; Zhi, Zelun; Xi, Yuewei; Wang, Yanbing; Peng, Bo; Li, Peng; Deng, Ziwei.

In: Journal of Colloid and Interface Science, Vol. 558, 15.12.2019, p. 47-54.

Research output: Contribution to journalArticleScientificpeer-review

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Shang, Bin ; Xu, Miao ; Zhi, Zelun ; Xi, Yuewei ; Wang, Yanbing ; Peng, Bo ; Li, Peng ; Deng, Ziwei. / Synthesis of sandwich-structured silver@polydopamine@silver shells with enhanced antibacterial activities. In: Journal of Colloid and Interface Science. 2019 ; Vol. 558. pp. 47-54.

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@article{bac9cedf5cab490990fde94c2068949f,
title = "Synthesis of sandwich-structured silver@polydopamine@silver shells with enhanced antibacterial activities",
abstract = "The unique antibacterial characteristics of Ag nanomaterials offer a wide potential range of applications, but achieving rapid and durable antibacterial efficacy is challenging. This is because the speed and durability of the antibacterial function make conflicting demands on the structural design: the former requires the direct exposure of Ag to the surrounding environment, whereas the durability requires Ag to be protected from the environment. To overcome this incompatibility, we synthesize sandwich-structured polydopamine shells decorated both internally and externally with Ag nanoparticles, which exhibit prompt and lasting bioactivity in applications. These shells are biocompatible and can be used in vivo to counter bacterial infection caused by methicillin-resistant Staphylococcus aureus superbugs and to inhibit biofilm formation. This work represents a new paradigm for the design of composite materials with enhanced antibacterial properties.",
keywords = "Ag nanoparticles, Antibacterial activity, Nanocomposite shells, Polydopamine, Sandwich structure",
author = "Bin Shang and Miao Xu and Zelun Zhi and Yuewei Xi and Yanbing Wang and Bo Peng and Peng Li and Ziwei Deng",
note = "| openaire: EC/H2020/796280/EU//CADOACCFAP",
year = "2019",
month = "12",
day = "15",
doi = "10.1016/j.jcis.2019.09.091",
language = "English",
volume = "558",
pages = "47--54",
journal = "Journal of Colloid and Interface Science",
issn = "0021-9797",

}

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TY - JOUR

T1 - Synthesis of sandwich-structured silver@polydopamine@silver shells with enhanced antibacterial activities

AU - Shang, Bin

AU - Xu, Miao

AU - Zhi, Zelun

AU - Xi, Yuewei

AU - Wang, Yanbing

AU - Peng, Bo

AU - Li, Peng

AU - Deng, Ziwei

N1 - | openaire: EC/H2020/796280/EU//CADOACCFAP

PY - 2019/12/15

Y1 - 2019/12/15

N2 - The unique antibacterial characteristics of Ag nanomaterials offer a wide potential range of applications, but achieving rapid and durable antibacterial efficacy is challenging. This is because the speed and durability of the antibacterial function make conflicting demands on the structural design: the former requires the direct exposure of Ag to the surrounding environment, whereas the durability requires Ag to be protected from the environment. To overcome this incompatibility, we synthesize sandwich-structured polydopamine shells decorated both internally and externally with Ag nanoparticles, which exhibit prompt and lasting bioactivity in applications. These shells are biocompatible and can be used in vivo to counter bacterial infection caused by methicillin-resistant Staphylococcus aureus superbugs and to inhibit biofilm formation. This work represents a new paradigm for the design of composite materials with enhanced antibacterial properties.

AB - The unique antibacterial characteristics of Ag nanomaterials offer a wide potential range of applications, but achieving rapid and durable antibacterial efficacy is challenging. This is because the speed and durability of the antibacterial function make conflicting demands on the structural design: the former requires the direct exposure of Ag to the surrounding environment, whereas the durability requires Ag to be protected from the environment. To overcome this incompatibility, we synthesize sandwich-structured polydopamine shells decorated both internally and externally with Ag nanoparticles, which exhibit prompt and lasting bioactivity in applications. These shells are biocompatible and can be used in vivo to counter bacterial infection caused by methicillin-resistant Staphylococcus aureus superbugs and to inhibit biofilm formation. This work represents a new paradigm for the design of composite materials with enhanced antibacterial properties.

KW - Ag nanoparticles

KW - Antibacterial activity

KW - Nanocomposite shells

KW - Polydopamine

KW - Sandwich structure

UR - http://www.scopus.com/inward/record.url?scp=85072710572&partnerID=8YFLogxK

U2 - 10.1016/j.jcis.2019.09.091

DO - 10.1016/j.jcis.2019.09.091

M3 - Article

VL - 558

SP - 47

EP - 54

JO - Journal of Colloid and Interface Science

JF - Journal of Colloid and Interface Science

SN - 0021-9797

ER -

ID: 37469453