Gold nanoparticle-siRNA mediated oncogene knockdown at RNA and protein level, with associated gene effects

Citation:
Child, Hannah Winifred, Yulan Hernandez, João Conde, Margaret Mullin, Pedro V. Baptista, Jesus Maria de la Fuente, and Catherine C. Berry. "Gold nanoparticle-siRNA mediated oncogene knockdown at RNA and protein level, with associated gene effects." NANOMEDICINE 10 (2015): 2513-2525.

Abstract:

Aims: RNAi is a powerful tool for gene silencing that can be used to reduce undesirable overexpression of oncogenes as a novel form of cancer treatment. However, when using RNAi as a therapeutic tool there is potential for associated gene effects. This study aimed to utilize gold nanoparticles to deliver siRNA into HeLa cells. Results: Knockdown of the c-myc oncogene by RNAi, at the RNA, protein and cell proliferation level was achieved, while also identifying associated gene responses. Discussion: The gold nanoparticles used in this study present an excellent delivery platform for siRNA, but do note associated gene changes. Conclusion: The study highlights the need to more widely assess the cell physiological response to RNAi treatment, rather than focus on the immediate RNA levels.

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