Figure 2From: Conversion of rod-shaped gold nanoparticles to spherical forms and their effect on biodistribution in tumor-bearing miceTEM images of PEG-modified gold nanorods treated without (A) and with (B) near-infrared pulsed laser light. Samples were stained with 1% phosphotungstic acid; thereafter, images were taken. Scale bars = 50 nm.Back to article page