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Note 4 - Property and Equipment - Property and Equipment (Details) - USD ($)	Dec. 31, 2020	Dec. 31, 2019
Property and equipment, gross	$ 763,799	$ 763,799
Less: accumulated depreciation and amortization	(614,601)	(511,433)
Property and equipment, net	149,198	252,366
Laboratory Equipment [Member]
Property and equipment, gross	182,357	182,357
Furniture and Fixtures [Member]
Property and equipment, gross	151,442	151,442
Leasehold Improvements [Member]
Property and equipment, gross	$ 430,000	$ 430,000

X

- Definition

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (c)
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X

- Definition

Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

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Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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