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. Author manuscript; available in PMC: 2012 May 30.
Published in final edited form as: J Control Release. 2011 Feb 2;152(1):196–205. doi: 10.1016/j.jconrel.2011.01.029

Figure 2.

Figure 2

Morphology of GMPs: A) SEM image of dehydrated GMPs showing spherical shape and dense polymer structure; B) optical microscopy image of swollen microparticles in PBS solution showing spherical shape of hydrogel GMPs.