BMC Research Notes | |
Surface plasmon resonance imaging of pathogens: the Yersinia pestis paradigm | |
Eric Chabrière1  Michel Drancourt1  Gérard Aboudharam1  Jérome Terras1  Guillaume Gotthard1  Hong T T Huynh1  | |
[1] Faculté de médecine, Unité de Recherche sur les Maladies Infectieuses et Tropicales Emergentes (URMITE), UMR CNRS 7278, IRD 198, INSERM 1095, 27, Boulevard Jean Moulin-Cedex 5, Marseille, France | |
关键词: Detection; Plague; Yersinia pestis; Surface plasmon resonance imaging; | |
Others : 1231709 DOI : 10.1186/s13104-015-1236-3 |
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received in 2014-09-04, accepted in 2015-06-17, 发布年份 2015 |
【 摘 要 】
Background
Yersinia pestis, causing deadly plague, is classified as a group A bioterrorism bacterium. Some recent DNA-based methods were used for detection of bioterrorism agents.
Results
Y. pestis was used as a model organism to develop an immunosensor based on surface plasmon resonance imaging (SPRi) using monoclonal antibody against Y. pestis F1 antigen. The experimental approach included step-by-step detection of Y. pestis membrane proteins, lysed bacteria, intact bacteria, mock-infected powder and mock-infected clinical specimens. SPRi detected on average 10 6intact Y. pestis organisms in buffer, in mock-infected powder and in a 1:4 mixture with HEL cells.
Conclusions
This study offers the proof-of-concept of the SPRi-based detection of a human pathogen in both environmental and clinical specimens.
【 授权许可】
2015 Huynh et al.
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