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. Author manuscript; available in PMC: 2017 Dec 20.
Published in final edited form as: J Am Chem Soc. 2016 Dec 22;139(1):71–74. doi: 10.1021/jacs.6b11512

Figure 3.

Figure 3

TEM images of the solutions of A, B, A-Py, and B-Py at 10 mM or the mixture of 5.0 mM A and 5.0 mM B, and the hydrogel of the mixture of 5.0 mM A-Py and 5.0 mM B-Py. All are in PBS buffer and pH = 7.4 (scale bar = 100 nm).