Quarterly report pursuant to Section 13 or 15(d)

Note 11 - Related Party Transactions (Details Textual)

v3.19.3
Note 11 - Related Party Transactions (Details Textual) - Moores Cancer Center at University of California San Diego [Member] - USD ($)
9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Mar. 31, 2019
Extension for Services Agreement, Amount, Related Parties     $ 300,000
Research and Development Expense, Related Party [Member]      
Related Party Transaction, Amounts of Transaction $ 154,000 $ 215,000