Note 15 - Segments - Segment Information (Details) - USD ($) |
3 Months Ended | 6 Months Ended | ||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Jun. 30, 2021 |
Mar. 31, 2021 |
Jun. 30, 2020 |
Mar. 31, 2020 |
Jun. 30, 2021 |
Jun. 30, 2020 |
Dec. 31, 2020 |
||||||||||||
Revenue from contract with customer | $ 13,000 | $ 9,000 | $ 36,000 | $ 24,000 | ||||||||||||||
Grant and other revenue | 247,983 | 262,181 | 349,234 | 403,232 | ||||||||||||||
Revenues, Total | 261,046 | 271,101 | 384,783 | 427,373 | ||||||||||||||
Research and development expenses | 1,498,056 | 1,281,779 | 2,720,810 | 2,281,048 | ||||||||||||||
Selling, general and administrative expenses, excluding depreciation and amortization | [1] | 1,412,752 | 1,310,335 | 3,625,749 | 3,121,246 | |||||||||||||
Depreciation, Depletion and Amortization, Nonproduction, Total | [2] | 19,858 | 19,256 | 37,606 | 36,099 | |||||||||||||
Loss from operations | [3] | (2,669,620) | (2,340,626) | (5,999,382) | (5,011,986) | |||||||||||||
Other expense (4) | [4] | (4,420) | ||||||||||||||||
Net loss | (2,674,040) | $ (2,966,892) | (2,325,619) | $ (2,673,608) | (5,640,932) | (4,999,227) | ||||||||||||
Total assets, net of depreciation and amortization | 11,281,310 | 11,281,310 | $ 7,758,018 | |||||||||||||||
Capital expenditures | 2,707 | 1,947 | 2,707 | 8,406 | ||||||||||||||
Cost of revenue | 0 | 357 | 0 | 966 | ||||||||||||||
Other income (4) | (4,420) | 15,007 | [4] | 358,450 | [4] | 12,759 | [4] | |||||||||||
UNITED STATES | ||||||||||||||||||
Total assets, net of depreciation and amortization | 11,080,979 | 6,606,683 | 11,080,979 | 6,606,683 | ||||||||||||||
Non-US [Member] | ||||||||||||||||||
Total assets, net of depreciation and amortization | 200,331 | 200,331 | ||||||||||||||||
License [Member] | ||||||||||||||||||
Revenue from contract with customer | 13,063 | 0 | 35,549 | 0 | ||||||||||||||
Royalty [Member] | ||||||||||||||||||
Revenue from contract with customer | 0 | 8,920 | 0 | 24,141 | ||||||||||||||
Diagnostics Segment [Member] | ||||||||||||||||||
Grant and other revenue | 247,983 | 215,458 | 349,234 | 274,374 | ||||||||||||||
Revenues, Total | 261,046 | 224,378 | 384,783 | 298,515 | ||||||||||||||
Research and development expenses | 1,358,123 | 1,193,151 | 2,452,513 | 2,150,777 | ||||||||||||||
Selling, general and administrative expenses, excluding depreciation and amortization | [1] | 0 | 0 | 0 | 0 | |||||||||||||
Depreciation, Depletion and Amortization, Nonproduction, Total | [2] | 6,041 | 0 | 12,081 | 0 | |||||||||||||
Loss from operations | [3] | (1,103,118) | (969,130) | (2,079,811) | (1,853,228) | |||||||||||||
Other expense (4) | [4] | 0 | ||||||||||||||||
Net loss | (1,103,118) | (969,130) | (2,079,811) | (1,853,228) | ||||||||||||||
Capital expenditures | 0 | 0 | 0 | 0 | ||||||||||||||
Cost of revenue | 357 | 966 | ||||||||||||||||
Other income (4) | [4] | 0 | 0 | 0 | ||||||||||||||
Diagnostics Segment [Member] | UNITED STATES | ||||||||||||||||||
Total assets, net of depreciation and amortization | 269,464 | 107,185 | 269,464 | 107,185 | ||||||||||||||
Diagnostics Segment [Member] | Non-US [Member] | ||||||||||||||||||
Total assets, net of depreciation and amortization | 199,741 | 199,741 | ||||||||||||||||
Diagnostics Segment [Member] | License [Member] | ||||||||||||||||||
Revenue from contract with customer | 13,063 | 35,549 | ||||||||||||||||
Diagnostics Segment [Member] | Royalty [Member] | ||||||||||||||||||
Revenue from contract with customer | 8,920 | 24,141 | ||||||||||||||||
Therapeutics Segment [Member] | ||||||||||||||||||
Grant and other revenue | 0 | 46,723 | 0 | 128,858 | ||||||||||||||
Revenues, Total | 0 | 46,723 | 0 | 128,858 | ||||||||||||||
Research and development expenses | 139,933 | 88,628 | 268,297 | 130,271 | ||||||||||||||
Selling, general and administrative expenses, excluding depreciation and amortization | [1] | 873 | 972 | 2,879 | (550) | |||||||||||||
Depreciation, Depletion and Amortization, Nonproduction, Total | [2] | 0 | 0 | 0 | 0 | |||||||||||||
Loss from operations | [3] | (140,806) | (42,877) | (271,176) | (863) | |||||||||||||
Other expense (4) | [4] | 0 | ||||||||||||||||
Net loss | (140,806) | (42,877) | (271,176) | (863) | ||||||||||||||
Capital expenditures | 0 | 0 | 0 | 0 | ||||||||||||||
Cost of revenue | 0 | 0 | ||||||||||||||||
Other income (4) | [4] | 0 | 0 | 0 | ||||||||||||||
Therapeutics Segment [Member] | UNITED STATES | ||||||||||||||||||
Total assets, net of depreciation and amortization | 0 | 36,483 | 0 | 36,483 | ||||||||||||||
Therapeutics Segment [Member] | Non-US [Member] | ||||||||||||||||||
Total assets, net of depreciation and amortization | 0 | 0 | ||||||||||||||||
Therapeutics Segment [Member] | License [Member] | ||||||||||||||||||
Revenue from contract with customer | 0 | 0 | ||||||||||||||||
Therapeutics Segment [Member] | Royalty [Member] | ||||||||||||||||||
Revenue from contract with customer | 0 | 0 | ||||||||||||||||
Corporate Segment [Member] | ||||||||||||||||||
Grant and other revenue | 0 | 0 | 0 | 0 | ||||||||||||||
Revenues, Total | 0 | 0 | 0 | 0 | ||||||||||||||
Research and development expenses | 0 | 0 | 0 | 0 | ||||||||||||||
Selling, general and administrative expenses, excluding depreciation and amortization | [1] | 1,411,879 | 1,309,363 | 3,622,870 | 3,121,796 | |||||||||||||
Depreciation, Depletion and Amortization, Nonproduction, Total | [2] | 13,817 | 19,256 | 25,525 | 36,099 | |||||||||||||
Loss from operations | [3] | (1,425,696) | (1,328,619) | (3,648,395) | (3,157,895) | |||||||||||||
Other expense (4) | [4] | (4,420) | ||||||||||||||||
Net loss | (1,430,116) | (1,313,612) | (3,289,945) | (3,145,136) | ||||||||||||||
Capital expenditures | 2,707 | 1,947 | 2,707 | 8,406 | ||||||||||||||
Cost of revenue | 0 | 0 | ||||||||||||||||
Other income (4) | [4] | 15,007 | 358,450 | 12,759 | ||||||||||||||
Corporate Segment [Member] | UNITED STATES | ||||||||||||||||||
Total assets, net of depreciation and amortization | 10,811,515 | 6,463,015 | 10,811,515 | 6,463,015 | ||||||||||||||
Corporate Segment [Member] | Non-US [Member] | ||||||||||||||||||
Total assets, net of depreciation and amortization | 590 | 590 | ||||||||||||||||
Corporate Segment [Member] | License [Member] | ||||||||||||||||||
Revenue from contract with customer | $ 0 | $ 0 | ||||||||||||||||
Corporate Segment [Member] | Royalty [Member] | ||||||||||||||||||
Revenue from contract with customer | $ 0 | $ 0 | ||||||||||||||||
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