A novel imaging tool for hepatic portal system using phase contrast technique with hydrogen peroxide-generated O₂ gas

The objective of this study was to investigate the potential of hydrogen peroxide-generated oxygen gas-based phase contrast imaging (PCI) for visualizing mouse hepatic portal veins. The O2 gas was made from the reaction between H2O2 and catalase. The gas production was imaged by PCI in real time. Th...

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Veröffentlicht in:Journal of synchrotron radiation. - 1994. - 22(2015), 5 vom: 20. Sept., Seite 1263-7
1. Verfasser: Tang, Rongbiao (VerfasserIn)
Weitere Verfasser: Yan, Fuhua, Chai, Wei Min, Huang, Wei, Fu, Yanan, Yang, Guo Yuan, Chen, Ke Min
Format: Online-Aufsatz
Sprache:English
Veröffentlicht: 2015
Zugriff auf das übergeordnete Werk:Journal of synchrotron radiation
Schlagworte:Journal Article Research Support, Non-U.S. Gov't O2 gas X-ray phase contrast imaging hepatic portal vein hydrogen peroxide Contrast Media Hydrogen Peroxide BBX060AN9V Catalase mehr... EC 1.11.1.6 Oxygen S88TT14065
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520 |a The objective of this study was to investigate the potential of hydrogen peroxide-generated oxygen gas-based phase contrast imaging (PCI) for visualizing mouse hepatic portal veins. The O2 gas was made from the reaction between H2O2 and catalase. The gas production was imaged by PCI in real time. The H2O2 was injected into the enteric cavity of the lower sigmoid colon to produce O2 in the submucosal venous plexus. The generated O2 gas could be finally drained into hepatic portal veins. Absorption contrast imaging (ACI) and PCI of O2-filled portal veins were performed and compared. PCI offers high resolution and real-time visualization of the O2 gas production. Compared with O2-based ACI, O2-based PCI significantly enhanced the revealing of the portal vein in vivo. It is concluded that O2-based PCI is a novel and promising imaging modality for future studies of portal venous disorders in mice models 
650 4 |a Journal Article 
650 4 |a Research Support, Non-U.S. Gov't 
650 4 |a O2 gas 
650 4 |a X-ray phase contrast imaging 
650 4 |a hepatic portal vein 
650 4 |a hydrogen peroxide 
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700 1 |a Yan, Fuhua  |e verfasserin  |4 aut 
700 1 |a Chai, Wei Min  |e verfasserin  |4 aut 
700 1 |a Huang, Wei  |e verfasserin  |4 aut 
700 1 |a Fu, Yanan  |e verfasserin  |4 aut 
700 1 |a Yang, Guo Yuan  |e verfasserin  |4 aut 
700 1 |a Chen, Ke Min  |e verfasserin  |4 aut 
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