Active and passive tumor targeting of a novel poorly soluble cyclin dependent kinase inhibitor, JNJ-7706621.

Danhier, Fabienne;Ucakar, Bernard;Magotteaux, Nicolas;Brewster, Marcus E;Préat, Véronique
(2010) International Journal of Pharmaceutics — Vol. 392, n° 1-2, p. 20-28 (2010)

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Authors
  • Danhier, FabienneUCLouvain
    Author
  • Author
  • Magotteaux, NicolasUCLouvain
    Author
  • Brewster, Marcus E
    Author
  • Préat, VéroniqueUCLouvain
    Author
Abstract
The anti-cancer cyclin dependent kinase (CDK) inhibitors are poorly soluble drugs. The aims of this work were (i) to formulate a novel CDK inhibitor, JNJ-7706621, in polymeric micelles and nanoparticles, (ii) to compare passive and active targeting on tumor growth and (iii) to evaluate the potential synergy of JNJ-7706621 with Paclitaxel. Therefore, JNJ-7706621 was encapsulated in self-assembling diblock copolymers made up of varepsilon-caprolactone (CL) and trimethylene carbonate (TMC) (PEG-p-(CL-co-TMC)) polymeric micelles and in (Poly(lactide-co-glycolide)) (PLGA)-based PEGylated nanoparticles (passive targeting) as well as in RGD-grafted nanoparticles (active targeting). In vivo, the transplantable liver tumor growth was more decreased by active targeting with RGD-grafted nanoparticles than by passive targeting with micelles or ungrafted nanoparticles. Moreover, a synergy between JNJ-7706621 and Paclitaxel was demonstrated. Therefore, active targeting of JNJ-7706621-loaded nanocarriers may be considered as an effective anti-cancer drug delivery system for cancer chemotherapy, particularly in combination with Paclitaxel.
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Citations

Danhier, F., Ucakar, B., Magotteaux, N., Brewster, M. E., & Préat, V. (2010). Active and passive tumor targeting of a novel poorly soluble cyclin dependent kinase inhibitor, JNJ-7706621. International Journal of Pharmaceutics, 392(1-2), 20-28. https://doi.org/10.1016/j.ijpharm.2010.03.018 (Original work published 2010)