Gold/Chitosan Nanocomposites with Specific Near Infrared Absorption for Photothermal Therapy Applications

Figure 7

Live/dead stain images of the HepG2 cells treated with different Au NPs after the laser ablation (5 W/cm², 2 min). (a) control cells with no laser exposure, (b) cells without NPs, (c) cells treated with bare Au NPs, (d) cells treated with Au/CMCS NPs, (e) cells treated with Au/CS NPs, and (f) cells treated with Au/(CS+CMCS) NPs.

(a) control

(b) without Au NP

(c) bare Au NP

(d) Au/CS NP

(e) Au/CMCS NP

(f) Au/(CS+CMCS) NP