if you want nanotech go for stapharma
they own 33% of dnt which has access to all dows nano patents. DNT will list soon.
they have a product (vivagel) in preclinical due to market in 2008
they have heaps of money, recent placement plus vivagel costs are covered by grant.
patersons gives them a 0.89 valuation
PSD
psivida limited
