Research Article

Development and Characterization of Novel Site Specific Hollow Floating Microspheres Bearing 5-Fu for Stomach Targeting

Figure 2

Scanning electron micrograph of floating hollow microsphere.
(a) Photo micrograph showing population of batch G-1
(b) Photo micrograph showing enlarged image of microsphere of batch G-1
(c) Photo micrograph showing single spherical microsphere of batch G-4
(d) Photo micrograph showing a hollow cavity in microsphere of batch G-5
(e) Photo micrograph showing a hollow microsphere of batch G-6
(f) Photo micrograph showing a pore on surface of microsphere of batch G-6
(g) Photo micrograph showing a hollow cavity in microsphere of batch G-9
(h) Photo micrograph showing a ruptured hollow microsphere of batch G-3