Advanced NanoTherapies, Inc., a privately-held medical device company committed to exploring nanotechnology for enhanced drug uptake and sustained retention, today announced it has closed on the final tranche of its seed-round financing for a total of $5.3 million as a result of achieving a successful pre-clinical milestone. Funding came from a variety of angel investment sources in the US, Canada, Europe, Asia, and the Middle East, including venture funding from Cleveland Clinic and ForMed Ventures of Taiwan.