2011 SEP 16 -- A report, "Ultrasound-mediated transdermal drug delivery: mechanisms, scope, and emerging trends," is newly published data in Journal of Controlled Release. "The use of ultrasound for the delivery of drugs to, or through, the skin is commonly known as sonophoresis or phonophoresis. The use of therapeutic and high frequencies of ultrasound (=0.7MHz) for sonophoresis (HFS) dates back to as early as the 1950s, while low-frequency sonophoresis (LFS, 20-100kHz) has only been investigated significantly during the past two decades," investigators in Cambridge, Massachusetts report.
"Although HFS and LFS are similar because they both utilize...
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