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. Author manuscript; available in PMC: 2017 Jul 1.
Published in final edited form as: Drug Discov Today. 2016 May 27;21(7):1189–1195. doi: 10.1016/j.drudis.2016.05.015

Figure 2.

Figure 2

(a) Number of original investigational new drug (IND) applications received by the FDA from commercial sources Data from http://www.fda.gov/Drugs/DevelopmentApprovalProcess/. (b) Growth of drug repositioning (repurposing) screens indexed in PubMed from 2006 to 2015. In January 2016 we searched PubMed with key words of ‘drug repositioning’ and ‘drug repurposing’ with publication dates from 01 January 2006 to 31 December 2015. Search for each year was started from 01 January and ended with 31 December.