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author:

Zhu, Fangyin (Zhu, Fangyin.) [1] | Xu, Liang (Xu, Liang.) [2] | Li, Xudong (Li, Xudong.) [3] | Li, Ziying (Li, Ziying.) [4] | Wang, Jun (Wang, Jun.) [5] | Chen, Haijun (Chen, Haijun.) [6] (Scholars:陈海军) | Li, Xiumei (Li, Xiumei.) [7] | Gao, Yu (Gao, Yu.) [8] (Scholars:高瑜)

Indexed by:

SCIE

Abstract:

Although epidermal growth factor receptor tyrosine kinase inhibitors (EGFR-TKIs)-based molecular targeted therapy are proved to be effective in the treatment of non-small cell lung cancer (NSCLC) with EGFR mutation, its efficacy is limited by the acquired drug resistance. The combination of EGFR-TKIs with photodynamic therapy (PDT) has been explored to combat NSCLC with promising synergistic results. However, hypoxic tumor microenvironment is associated with the development of EGFR-TKIs resistance and severely limits the efficacy of PDT. Here, we synthesized an aptamer modified fluorinated dendrimer (APF) as a drug carrier and prepared nanocomplexes APFHG by encapsulation of gefitinib (Gef) and hematoporphyrin (Hp). APF has good oxygen-carrying capacity, high drug entrapment efficiency, and could release Gef and Hp in response to intracellular pH. APF can specifically recognize EGFR-positive NSCLC cells and effectively improve the tumor hypoxic microenvironment due to the targeting effect of aptamer and the good oxygen-carrying capacity of the fluorinated dendrimer. Under the laser irradiation, APFHG can significantly increase the production of the intracellular reactive oxygen species and produce a synergistic therapeutic effect in inhibition of cellular growth and induction of cell cycle arrest and apoptosis on both Gef-sensitive and Gef-resistant EGFR-mutant NSCLC cells through PDT/molecular targeted therapy. This work indicates that fluorinated dendrimer could be a potent drug delivery platform to overcome hypoxia-related resistance and the co-delivery of EGFR-TKI and photosensitizer by the fluorinated dendrimer could be a promising therapeutic approach for reversal of EGFR-TKIs resistance in EGFR mutation-positive NSCLC.

Keyword:

Aptamer Fluorinated dendrimer Gefitinib Non-small cell lung cancer Photodynamic therapy

Community:

  • [ 1 ] [Zhu, Fangyin]Fuzhou Univ, Coll Chem, Canc Metastasis Alert & Prevent Ctr, Fuzhou 350116, Peoples R China
  • [ 2 ] [Xu, Liang]Fuzhou Univ, Coll Chem, Canc Metastasis Alert & Prevent Ctr, Fuzhou 350116, Peoples R China
  • [ 3 ] [Li, Xudong]Fuzhou Univ, Coll Chem, Canc Metastasis Alert & Prevent Ctr, Fuzhou 350116, Peoples R China
  • [ 4 ] [Li, Ziying]Fuzhou Univ, Coll Chem, Canc Metastasis Alert & Prevent Ctr, Fuzhou 350116, Peoples R China
  • [ 5 ] [Wang, Jun]Fuzhou Univ, Coll Chem, Canc Metastasis Alert & Prevent Ctr, Fuzhou 350116, Peoples R China
  • [ 6 ] [Gao, Yu]Fuzhou Univ, Coll Chem, Canc Metastasis Alert & Prevent Ctr, Fuzhou 350116, Peoples R China
  • [ 7 ] [Zhu, Fangyin]Fuzhou Univ, Fujian Prov Key Lab Canc Metastasis Chemoprevent, Fuzhou 350116, Peoples R China
  • [ 8 ] [Xu, Liang]Fuzhou Univ, Fujian Prov Key Lab Canc Metastasis Chemoprevent, Fuzhou 350116, Peoples R China
  • [ 9 ] [Li, Xudong]Fuzhou Univ, Fujian Prov Key Lab Canc Metastasis Chemoprevent, Fuzhou 350116, Peoples R China
  • [ 10 ] [Li, Ziying]Fuzhou Univ, Fujian Prov Key Lab Canc Metastasis Chemoprevent, Fuzhou 350116, Peoples R China
  • [ 11 ] [Wang, Jun]Fuzhou Univ, Fujian Prov Key Lab Canc Metastasis Chemoprevent, Fuzhou 350116, Peoples R China
  • [ 12 ] [Chen, Haijun]Fuzhou Univ, Fujian Prov Key Lab Canc Metastasis Chemoprevent, Fuzhou 350116, Peoples R China
  • [ 13 ] [Gao, Yu]Fuzhou Univ, Fujian Prov Key Lab Canc Metastasis Chemoprevent, Fuzhou 350116, Peoples R China
  • [ 14 ] [Li, Xiumei]Fujian Med Univ, Affiliated Hosp 1, Dept Radiol, Fuzhou 350005, Peoples R China

Reprint 's Address:

  • 高瑜

    [Gao, Yu]Fuzhou Univ, 2 Xueyuan Rd,Yangguang Bldg,6FL, Fuzhou 350108, Fujian, Peoples R China

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Source :

EUROPEAN JOURNAL OF PHARMACEUTICAL SCIENCES

ISSN: 0928-0987

Year: 2021

Volume: 167

5 . 1 1 2

JCR@2021

4 . 3 0 0

JCR@2023

ESI Discipline: PHARMACOLOGY & TOXICOLOGY;

ESI HC Threshold:83

JCR Journal Grade:2

CAS Journal Grade:3

Cited Count:

WoS CC Cited Count: 16

SCOPUS Cited Count: 19

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 2

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