5. Research and development (Details Narrative) (USD $)
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3 Months Ended | 193 Months Ended | 3 Months Ended | 3 Months Ended | |||||
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Mar. 31, 2014
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Mar. 31, 2013
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Mar. 31, 2014
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Mar. 31, 2014
Temple University License Agreements [Member]
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Mar. 31, 2013
Temple University License Agreements [Member]
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Dec. 31, 2013
Temple University License Agreements [Member]
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Mar. 31, 2014
Temple University Sponsored Research Agreement [Member]
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Mar. 31, 2013
Temple University Sponsored Research Agreement [Member]
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Dec. 31, 2013
Temple University Sponsored Research Agreement [Member]
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Research and Development Arrangement, Contract to Perform for Others [Line Items] | |||||||||
Research and development expenses recognized during period related to AOT Testing | $ 14,670 | $ 291,680 | |||||||
Research and development expenses recognized during period | 451,987 | 373,555 | 11,133,154 | 46,875 | 46,875 | 32,363 | 62,500 | ||
Expenses accrued pursuant to licensing agreement included in accounts payable | $ 153,125 | $ 32,325 |