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. 2022 Jun 10;10(6):1374. doi: 10.3390/biomedicines10061374

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© 2022 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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RGD–AuNR/MWCNT conjugate for targeted PAI of gastric cancer. (A) Schematic diagram of synthesis and application of RGD–AuNR/MWCNT in mouse gastric cancer vessel visualization. (B) TEM and (C) HR–TEM images of AuNR/MWCNT. (D) UV–vis spectra of pristine MWCNT and AuNR/MWCNT. The inset shows the magnification in the region of 400~800 nm. (E) Photoacoustic images of different post-injection times. (F) TEM images of RGD–AuNR/MWCNT inside the MGC803 cells. The images are reproduced with permission from ref. [142].