Table 1.

Microcapsules containing BMPsfor scaffolds fusing

Microcapsules	Wall materials	Encapsulated protein	Covered protein
Group A	280 mg PELA	3 µg rhBMP-7	3 µg rhBMP-2
Group B	280 mg PELA	3 µg rhBMP-7	-
Group C	280 mg PELA	-	3 µg rhBMP-2
Group D	280 mg PELA	-	-