Delivery of miR-200c-3p Using Tumor-Targeted Mesoporous Silica Nanoparticles for Breast Cancer Therapy

Fecha de publicación: Fecha Ahead of Print:

Autores de IIS La Fe

Participantes ajenos a IIS La Fe

  • Garrido-Cano, I
  • Adam-Artigues, A
  • Lameirinhas, A
  • Blandez, JF
  • Candela-Noguera, V
  • Lluch, A
  • Bermejo, B
  • Sancenón, F
  • Cejalvo, JM
  • Eroles, P

Grupos

Abstract

Despite advancesin breast cancer treatment, it remainsthe leadingcause of cancer-related death in women worldwide. In this context,microRNAs have emerged as potential therapeutic targets but stillpresent some limitations for in vivo applications.Particularly, miR-200c-3p is a well-known tumor suppressor microRNAthat inhibits tumor progression and metastasis in breast cancer throughdownregulating ZEB1 and ZEB2. Basedon the above, we describe the design and validation of a nanodeviceusing mesoporous silica nanoparticles for miR-200c-3p delivery forbreast cancer treatment. We demonstrate the biocompatibility of thesynthesized nanodevices as well as their ability to escape from endosomes/lysosomesand inhibit tumorigenesis, invasion, migration, and proliferationof tumor cells in vitro. Moreover, tumor targetingand effective delivery of miR-200c-3p from the nanoparticles in vivo are confirmed in an orthotopic breast cancer mousemodel, and the therapeutic efficacy is also evidenced by a decreasein tumor size and lung metastasis, while showing no signs of toxicity.Overall, our results provide evidence that miR-200c-3p-loaded nanoparticlesare a potential strategy for breast cancer therapy and a safe andeffective system for tumor-targeted delivery of microRNAs.

Datos de la publicación

ISSN/ISSNe:
1944-8244, 1944-8252

ACS Applied Materials & Interfaces  AMER CHEMICAL SOC

Tipo:
Article
Páginas:
38323-38334
PubMed:
37549382
Factor de Impacto:
2,143 SCImago ℠
Cuartil:
Q1 SCImago ℠

Citas Recibidas en Web of Science: 35

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Keywords

  • mesoporous silica nanoparticles; breast cancer; microRNA; therapy; targeted delivery

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