Catalytic inactivation of SARS coronavirus, Escherichia coli and yeast on solid surface
Identifieur interne : 005875 ( Main/Merge ); précédent : 005874; suivant : 005876Catalytic inactivation of SARS coronavirus, Escherichia coli and yeast on solid surface
Auteurs : Hong He [République populaire de Chine] ; Xiaoping Dong [République populaire de Chine] ; Min Yang [République populaire de Chine] ; Qingxiang Yang [République populaire de Chine] ; Shumin Duan [République populaire de Chine] ; Yunbo Yu [République populaire de Chine] ; Jun Han [République populaire de Chine] ; Changbin Zhang [République populaire de Chine] ; Lan Chen [République populaire de Chine] ; Xin Yang [République populaire de Chine]Source :
- Catalysis Communications [ 1566-7367 ] ; 2004.
Abstract
Catalytic oxidation is a potential way to disinfect air through a air-condition system. We find that the SARS coronavirus, bacteria and yeast are completely inactivated in 5 min on Ag catalyst surface and in 20 min on Cu catalyst surface at room temperature in air. Scanning electron microscopy (SEM) images show that the yeast cells are dramatically destructed on the Ag/Al2O3 and Cu/Al2O3 surfaces, which indicates that the inactivation is caused by catalytic oxidation rather than by toxicity of heavy metals.
Url:
DOI: 10.1016/j.catcom.2003.12.009
PubMed: NONE
PubMed Central: 7129964
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<front><div type="abstract" xml:lang="en"><p>Catalytic oxidation is a potential way to disinfect air through a air-condition system. We find that the SARS coronavirus, bacteria and yeast are completely inactivated in 5 min on Ag catalyst surface and in 20 min on Cu catalyst surface at room temperature in air. Scanning electron microscopy (SEM) images show that the yeast cells are dramatically destructed on the Ag/Al<sub>2</sub>
O<sub>3</sub>
and Cu/Al<sub>2</sub>
O<sub>3</sub>
surfaces, which indicates that the inactivation is caused by catalytic oxidation rather than by toxicity of heavy metals.</p>
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<back><div1 type="bibliography"><listBibl><biblStruct><analytic><author><name sortKey="Sokmen, M" uniqKey="Sokmen M">M. Sökmen</name>
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