OrphaNet: www.orpha.net
Global Network for Neglected Tropical Disease Control: http://gnntdc.sabin.org
Shaman Pharmaceuticals: http://www.netsci.org/Science/Special/feature11.html
One World Health Pharmaceuticals: http://www.oneworldhealth.org/
World Health Organization Initiative: http://www.who.int/tdr/
Gates Foundation: http://www.gatesfoundation.org/default.htm
Low Hanging Fruit: http://www.ucsf.edu/mckerrow/fruit.html