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| 0001437749-17-006686-index.html | 2017-04-17 21:48:27 | |
| 0001437749-17-006686.txt | 2017-04-17 21:48:27 | |
 0001437749-17-006686-xbrl.zip | 140030 | 2017-04-17 21:48:27 |
| atrn20161231_10k.htm | 1750936 | 2017-04-17 21:48:27 |
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| ex14-1.htm | 75019 | 2017-04-17 21:48:27 |
| ex14-2.htm | 45989 | 2017-04-17 21:48:27 |
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| ex99-1.htm | 17849 | 2017-04-17 21:48:27 |
| FilingSummary.xml | 29502 | 2017-04-17 21:48:27 |
| Financial_Report.xlsx | 53643 | 2017-04-17 21:48:27 |
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| ptix-20161231.xsd | 58680 | 2017-04-17 21:48:27 |
| ptix-20161231_cal.xml | 24367 | 2017-04-17 21:48:27 |
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| report.css | 2767 | 2017-04-17 21:48:27 |
| Show.js | 1410 | 2017-04-17 21:48:27 |