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. 2018 Sep 5;9(2):410–420. doi: 10.1016/j.apsb.2018.09.001

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© 2018 Chinese Pharmaceutical Association and Institute of Materia Medica, Chinese Academy of Medical Sciences. Production and hosting by Elsevier B.V.

This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).

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Fig. 2 — (A) Size distribution of AuNC@CBSA-ICG@HA measured by DLS. (B) TEM image of AuNC@CBSA-ICG@HA, the black bar represents 200 nm. (C) TEM image of AuNC@CBSA-ICG@HA post degradation by hyaluronidase, the black bar represents 200 nm. (D) The absorption spectrum of ICG post irradiation by 808 nm laser for 1–5 min. (E) The quenching of fluorescence of AuNC@CBSA-ICG@HA with various dose of ICG. (F) The fluorescence recovery of AuNC@CBSA-ICG@HA after receiving 1 to 5 min 808 nm irradiation.