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v3.20.4

Property and equipment | 12 Months Ended
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Dec. 31, 2020
Property and equipment |
Property and equipment | 3. Property and equipment Property and equipment consist of the following:
|  | December 31,
|  | 2020 |  | 2019
Lab equipment |  | $ | 100,249 |  | $ | 88,107
Furniture & Fixtures |  |  | 31,611 |  |  | 20,580
Computer equipment |  |  | 20,935 |  |  | 18,399
Property and equipment, at cost |  |  | 152,795 |  |  | 127,086
Less accumulated depreciation and amortization |  |  | (114,280) |  |  | (85,447)
Property and equipment—net |  | $ | 38,515 |  | $ | 41,639
Depreciation expense for years ended December 31, 2020, 2019 and 2018 was $28,834, $11,126 and $8,316, respectively.

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=120429125&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99779-112916 + Details
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