From Serendipity to Mitochondria-Targeted Nanocarriers
ABSTRACT
This review illustrates how a random observation at the laboratory bench has helped pave the way towards the development of organelle-targeted pharmaceutical nanocarriers. A fortuitous discovery in the mid 1990s involving the self-assembly of a molecule, known to accumulate inside mitochondria, has lead to the development of subcellular nanocarriers suited for the selective delivery of biologically active molecules to mitochondria inside living mammalian cells. Applications for mitochondria-specific drug and DNA delivery are described, the current state-of-the-art of mitochondrial drug targeting technology is reviewed, and its future perspectives are discussed.
KEY WORDS
apoptosis dequalinium DQAsomes gene therapy mitochondria mitochondria-specific liposomes mitochondria-targeted nanocarriers STPP liposomes triphenylphosphoniumNotes
ACKNOWLEDGMENTS & DISCLOSURES
All work in the author’s laboratories has been financially supported over the years by the Mitochondrial Disease Association (Tucson, AZ), the United Mitochondrial Disease Foundation (Pittsburgh, PA), the Massachusetts Technology Transfer Center (Boston, MA), Northeastern University (Boston, MA), and Midwestern University Glendale (Glendale, AZ). The author would like to thank all his undergraduate and graduate students who have contributed to these studies. In particular, the author is appreciative for the significant contributions from his former Ph.D. students Dr. Gerard D’Souza, Dr. Sarathi Boddapati, Dr. Ching-Ming Cheng, and Dr. Eyad Katrangi.
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