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. 2017 Dec 12;12:8725–8734. doi: 10.2147/IJN.S149536

Figure 5.

Figure 5

Effect of reagent concentration.

Notes: (A) HP −10 ng/mL hCG +240 ng/mL GONR +0.167 mmoL/L HCl +0.34 mmo/L TCA +5.6 μmoL/L HAuCl4. (B) GONR −35 nmoL/L HP +10 ng/mL hCG +GO +0.167 mmoL/L HCl +0.34 mmoL/L TCA +5.6 μmoL/L HAuCl4. (C) TCA – 35 nmoL/L HP +10 ng/mL hCG +240 ng/mL GONR +0.167 mmoL/L HCl +5.6 μmoL/L HAuCl4. (D) HAuCl4 −35 nmoL/L HP +10 ng/mL hCG +240 ng/mL GONR +0.167 mmoL/L HCl +0.34 mmoL/L TCA+HAuCl4. (E) HCl −35 nmoL/L HP +10 ng/mL hCG +240 ng/mL GONR+HCl +0.34 mmoL/L TCA +5.6 μmoL/L HAuCl4.

Abbreviations: HP, hCG polypeptide; hCG, human chorionic gonadotropin; GONR, graphene oxide nanoribbon; TCA, trisodium citrate; GO, graphene oxide; I, intensity; C, concentration.