Table 3.

Enzymatic degradation of the GG:P (GP) and GG:RS (GRS) microparticles cross-linked with Ca²⁺ (Ca), Al³⁺ (Al), or Ca²⁺ and Al³⁺ (CaAl).

Sample	HCl+NaCl (pH 1.2) with Pepsin	Phosphate Buffer (pH 6.8) with Pancreatin
	Degradation (%) ± SD
GRSCa	18.2 ± 0.6	15.1 ± 9.2
GRSAl	32.0 ± 0.8	53.7 ± 7.5
GRSCaAl	40.6 ± 2.1	52.9 ± 3.8
GPCa	61.3 ± 0.7	65.7 ± 1.8
GPAl	35.8 ± 2.8	95.3± 3.7
GPCaAl	32.1 ± 0.1	75.2 ± 1.5