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CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Revenues: |  |
Research and development revenue | $ 1,681,076 | $ 1,295,451
Costs and expenses: |  |
Costs of research and development revenue | 1,459,701 | 1,027,278
Research and development | 3,087,597 | 2,101,628
Research and development - related party | 868,720 | 1,215,536
General and administrative | 5,519,922 | 4,522,676
Foreign currency exchange loss (gain), net | 27,725 | 20,778
Total costs and expenses | 10,963,665 | 8,887,896
Loss from operations | (9,282,589) | (7,592,445)
Interest income | 984,930 | 894,532
Loss before income taxes | (8,297,659) | (6,697,913)
Provision for (benefit from) income taxes | 10,306 | (1,006,157)
Net loss | $ (8,307,965) | $ (5,691,756)
Basic and diluted net loss per common share (USD per share) | $ (0.31) | $ (0.21)
Basic and diluted weighted-average common shares outstanding (in shares) | 27,003,695 | 27,673,300

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