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Significant Accounting Policies (Tables)
12 Months Ended
Dec. 31, 2021
Significant Accounting Policies  
Antidilutive Securities Excluded from Computation of Diluted Weighted Shares Outstanding

    

December 31, 2021

    

December 31, 2020

Options

2,409,682

 

1,668,926

Unvested restricted stock units

30,000

Restricted stock awards

 

124,018

 

322,756

Warrants

16,647,219

10,547,618

Total

 

19,210,919

 

12,539,300

Useful Lives of Property and Equipment

    

Estimated Useful Lives

Laboratory equipment

 

5 – 10 years

Office and computer equipment

 

3 – 5 years

Leasehold improvements

 

Shorter of lease term or useful life