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Biochemistry Commons

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University of South Florida

2013

Physisorption

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Full-Text Articles in Biochemistry

Immobilization And Characterization Of Physisorbed Antibody Films Using Pneumatic Spray As Deposition Technique, Jhon J. Figueroa Jan 2013

Immobilization And Characterization Of Physisorbed Antibody Films Using Pneumatic Spray As Deposition Technique, Jhon J. Figueroa

USF Tampa Graduate Theses and Dissertations

The immobilization of antibodies on silica surfaces has been a wide and common practice via cross-linking with the formation of covalent bonds between surface and antibody. The formation of antibody thin films on solid surfaces using pneumatic spray (PS) as the deposition technique and the analysis of the surface morphology of these films were investigated during this study. The pneumatic spray method was compared with the covalent bonding method Avidin-Biotin Bridge (ABB). The intensities and capture efficiency tests showed similar results for both techniques with a lower signal-to-noise ratio (SNR) for the PS deposited films. Specificity tests suggested that the …