Encapsulation of Liposomes within pH Responsive Microspheres for Oral Colonic Drug Delivery

Figure 6

SEM images showing LIMs suspended in pH 7.4 PBS containing β-glucosidase for (a) 0.5, (b) 2, (c) 4, and (d) 6 hours.

(a)

(b)

(c)

(d)