Fig. 3From: Effect of Eudragit S100 nanoparticles and alginate chitosan encapsulation on the viability of Lactobacillus acidophilus and Lactobacillus rhamnosus Vertical cross-section and internal appearance of bead at ×100 magnification after gram staining [see the positive gram bacteria (rightwards black arrow) are distributed randomly in the alginate matrix (rightwards white arrow)]Back to article page