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. Author manuscript; available in PMC: 2013 Jul 28.
Published in final edited form as: Soft Matter. 2012 Jun 14;8(28):7402–7407. doi: 10.1039/C2SM25725D

Fig. 2.

Fig. 2

Transmission electron micrograph (TEM) of the negative stained hydrogels of 1T, 1A, 2A, 1C, 2C, and 1G and the solution of 2T and 2G. Scale bar = 100 nm, and the concentration and pH value for each of them are as same as in Fig. 1.