Table 1.

Elemental Composition * at the surface as determined by XPS.

Substrates	O%	Ti%	N%	C%
Ti	47.89	38.29	1.44	38.29
Ti-pDOP	19.20	0.70	7.27	72.84
Ti-pDOP-E2-0.1 µg	20	0.66	6.06	73.22
Ti-pDOP-E2-1 µg	18.21	0.27	5.83	75.69
Ti-pDOP-E2-10 µg	18.86	0.42	4.65	76.07

* Percentages calculated based on the Ti, O, N, and C contents only.