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. Author manuscript; available in PMC: 2012 May 1.
Published in final edited form as: Biofouling. 2011 May;27(5):505–518. doi: 10.1080/08927014.2011.585711

Figure 4.

Figure 4

Representative flattened and topographic AFM images of rooster comb NaHA at concentrations of A) 0.5 mg ml−1, B) 1.2 mg ml−1, C) 2.0 mg ml−1 and D) 3.4 mg ml−1. Vertical scale 30 nm, scan size 500 nm.