Research Article

QCM Analysis for Two-Step Adsorption of Albumin and Fibronectin on Zirconia Surface

Table 1

Surface roughness (Sa) and contact angle of a native ZrO2 sensor and Fn- and Alb-adsorbed ZrO2 sensor surfaces (n = 5).

SensorSurface roughness (Sa (nm/25 μm2))Contact angle (°)

ZrO22.10 (0.24)a6.04 (0.82)c
Fn adsorbed ZrO28.05 (1.91)b52.82 (2.66)d
Alb adsorbed ZrO26.63 (4.50)a,b24.38 (2.31)e

Values in brackets are SD. Different superscript letters indicate a significant difference ().