Glaxo allows access to 1000s of in house chemical to the public domain
http://www.guardian.co.uk/science/2010/jan/20/glaxo-malaria-drugs-public...
http://www.pnas.org/content/early/2009/07/31/0907740106.abstract?sid=9765379a-8e16-4085-b4c9-5a5f126a0990
http://www.nature.com/nature/journal/v459/n7249/full/nature08104.html
100% protective malaria vaccine
http://content.nejm.org/cgi/content/full/361/5/468
Administering chloroquine before being exposed infected mosquitos, provides a vaccine that is 100% protective.