Design of a New Coating Agent Based on Graphene Oxide and Antimicrobial/Spermicidal Peptide (Sarcotoxin Pd) for Condom Coating: New Strategy for Prevention of Unplanned Pregnancy and Sexually Transmitted Infections

Figure 4

The CD spectra for peptide stability in physiologic conditions (a); high temperature (40°C) (b); and acidic pH (4.6) (c). 1: naked peptide, 2: sarcotoxin Pd-functionalized GO (GO-Pd).

(a)

(b)

(c)