Parent Directory| Name | Size | Last Modified |
|---|---|---|
 0000830656-11-000022-index-headers.html | 2011-08-15 17:18:11 | |
| 0000830656-11-000022-index.html | 2011-08-15 17:18:11 | |
| 0000830656-11-000022.txt | 2011-08-15 17:18:11 | |
 0000830656-11-000022-xbrl.zip | 50147 | 2011-08-15 17:18:11 |
| ex31_1.htm | 8933 | 2011-08-15 17:18:11 |
| ex32_1.htm | 7631 | 2011-08-15 17:18:11 |
| FilingSummary.xml | 6568 | 2011-08-15 17:18:11 |
| Financial_Report.xls | 369449 | 2011-08-15 17:18:11 |
| form10q_063011.htm | 735710 | 2011-08-15 17:18:11 |
| pbio-20110630.xml | 407675 | 2011-08-15 17:18:11 |
| pbio-20110630.xsd | 12464 | 2011-08-15 17:18:11 |
| pbio-20110630_cal.xml | 28861 | 2011-08-15 17:18:11 |
| pbio-20110630_def.xml | 31109 | 2011-08-15 17:18:11 |
| pbio-20110630_lab.xml | 119234 | 2011-08-15 17:18:11 |
| pbio-20110630_pre.xml | 69789 | 2011-08-15 17:18:11 |
| R1.htm | 25259 | 2011-08-15 17:18:11 |
| R10.htm | 182821 | 2011-08-15 17:18:11 |
| R11.htm | 10353 | 2011-08-15 17:18:11 |
| R2.htm | 110593 | 2011-08-15 17:18:11 |
| R3.htm | 33938 | 2011-08-15 17:18:11 |
| R4.htm | 53930 | 2011-08-15 17:18:11 |
| R5.htm | 111996 | 2011-08-15 17:18:11 |
| R6.htm | 10707 | 2011-08-15 17:18:11 |
| R7.htm | 6846 | 2011-08-15 17:18:11 |
| R8.htm | 133504 | 2011-08-15 17:18:11 |
| R9.htm | 17071 | 2011-08-15 17:18:11 |
| report.css | 2721 | 2011-08-15 17:18:11 |
| Show.js | 6423 | 2011-08-15 17:18:11 |