Автор |
Hawkins, Kenneth R. |
Автор |
Steedman, Mark R. |
Автор |
Baldwin, Richard R. |
Автор |
Fu, Elain |
Автор |
Ghosal, Sandip |
Автор |
Yager, Paul |
Дата выпуска |
2007 |
dc.description |
We present a method for characterizing the adsorption of solutes in microfluidic devices that is sensitive to both long-lived and transient adsorption and can be applied to a variety of realistic device materials, designs, fabrication methods, and operational parameters. We have characterized the adsorption of two highly adsorbing molecules (FITC-labeled bovine serum albumin (BSA) and rhodamine B) and compared these results to two low adsorbing species of similar molecular weights (FITC-labeled dextran and fluorescein). We have also validated our method by demonstrating that two well-known non-fouling strategies [deposition of the polyethylene oxide (PEO)-like surface coating created by radio-frequency glow discharge plasma deposition (RF-GDPD) of tetraethylene glycol dimethyl ether (tetraglyme, CH3O(CH2CH2O)4CH3), and blocking with unlabeled BSA] eliminate the characteristic BSA adsorption behavior observed otherwise. |
Формат |
application.pdf |
Издатель |
Royal Society of Chemistry |
Название |
A method for characterizing adsorption of flowing solutes to microfluidic device surfaces |
Тип |
research-article |
DOI |
10.1039/b612894g |
Electronic ISSN |
1473-0189 |
Print ISSN |
1473-0197 |
Журнал |
Lab on a Chip |
Том |
7 |
Первая страница |
281 |
Последняя страница |
285 |
Аффилиация |
Hawkins Kenneth R.; Department of Bioengineering, University of Washington |
Аффилиация |
Steedman Mark R.; UCSF/UC Berkeley Joint Graduate Group in Bioengineering, University of California at San Francisco and Berkeley |
Аффилиация |
Baldwin Richard R.; Department of Bioengineering, University of Washington |
Аффилиация |
Fu Elain; Department of Bioengineering, University of Washington |
Аффилиация |
Ghosal Sandip; Department of Mechanical Engineering, Northwestern University |
Аффилиация |
Yager Paul; Department of Bioengineering, University of Washington |
Выпуск |
2 |
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