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Why Are We Still Doing Industrial Age Drug Discovery For Neglected Diseases in The Information Age? Sean Ekins Collaborations In Chemistry, Fuquay Varina, NC
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Some Technologies change faster than we do
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But Drug Discovery has not changed much in 40 years
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Because change happens slowly Drug discovery is a very slow race… that needs a kickstart
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And of course no treatments for neglected diseases are blockbusters Still valuing the 70’s BLOCKBUSTER model but its changing Produce few of …
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The Old School vs New School screening New School - Many hurdles before in vivo - lots of data Yet HTS started in the 1980’s!! Old school – go in vivo at outset – little data New database technologies work well for New school but..Old School type data ?
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Drug Discovery Archeology Still a heavy emphasis on “testing” “doing “ rather than ‘learning’ Mining data and historic data will increase in value Data becomes a repurposing opportunity How do we position databases for this? What about neglected diseases?
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Now neglected diseases has big data too
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A computational window into data and models Should there be more ?
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But what about small data? In some cases its all we have In vivo data is not high throughput Small data builds networks DATA V http://smalldatagroup.com/
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Ponder et al., Pharm Res In Press 2013
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Tested >300,000 moleculesTested ~2M >1500 active and non toxicPublished 177 Big Data: Screening for New Tuberculosis Treatments How many will become a new drug? How do we learn from this big data?
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«Tuberculosis» 333 papers in PubMed «Malaria» 301 papers in PubMed Small data: Mouse In vivo model data
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Can combining Big and Small data (in vitro, in vivo) help us find better compounds, faster ? Avoid testing as many molecules
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Connecting data/tools like a TB Spider In vitro data In vivo data Target data ADME/Tox data & Models Drug-like scaffold creation TB Prediction Tools TB Publications
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Where are the New TB drugs to be found? In vivo actives (yellow)
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Optimal Human properties Optimal Mouse properties Optimal TB entry properties
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Filling the toolbox Who has the data? Who has the models? Who has molecules? Drug Discovery Toolbox
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Hunting for the in vivo data It’s out there.. be patient
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30 years with little TB mouse in vivo data TB
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MoDELS RESIDE IN PAPERS NOT ACCESSIBLE…THIS IS UNDESIRABLE
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Hunting High and Low for new molecules to test We need to search sources.. From the Oceans… To the ground To the trees To the air.. And do it virtually
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Time for the New New School Models replace testing Testing = confirming Predict in vivo and in vitro in parallel MULTIDIMENSIONAL Save resources
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TO BE CONTINUED…
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Joel S. Freundlich Antony J. Williams Alex M. Clark
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