Folic acid-tagged protein nanoemulsions loaded with CORM-2 enhance the survival of mice bearing subcutaneous A20 lymphoma tumors

Ana Loureiro, Gonçalo J.L. Bernardes, Ulyana Shimanovich, Marisa P. Sárria, Eugénia Nogueira, Ana Preto, Andreia C. Gomes, Artur Cavaco-Paulo

Research output: Contribution to journalArticlepeer-review

37 Scopus citations

Abstract

Folic Acid (FA)-tagged protein nanoemulsions were found to be preferentially internalized on B-cell lymphoma cell line (A20 cell line), which, for the first time, is reported to express folate receptor (FR)-alpha. Carbon monoxide releasing molecule-2 (CORM-2) was incorporated in the oil phase of the initial formulation. FA-functionalized nanoemulsions loaded with CORM-2 exhibited a considerable antitumor effect and an increased survival of BALB/c mice bearing subcutaneous A20 lymphoma tumors. The developed nanoemulsions also demonstrated to be well tolerated by these immunocompetent mice. Thus, the results obtained in this study demonstrate that FA-tagged protein nanoemulsions can be successfully used in cancer therapy, with the important ability to delivery drugs intracellularly. From the Clinical Editor: In this research, the authors developed folic acid tagged nanoemulsions containing a carbon monoxide releasing protein molecule for targeted cancer cell treatment. In-vitro and in-vivo experiments showed efficacy against B-cell lymphoma cells. The same nanocarrier platform could be applied to other tumor cells expressing folate receptors on the cell surface.

Original languageEnglish
Pages (from-to)1077-1083
Number of pages7
JournalNanomedicine: Nanotechnology, Biology, and Medicine
Volume11
Issue number5
DOIs
StatePublished - 1 Jul 2015
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2015 Elsevier Inc.

Funding

FundersFunder number
Seventh Framework Programme228827

    Keywords

    • CORM-2
    • Folic acid
    • Protein nanoemulsions
    • Specific uptake
    • Targeted drug delivery

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