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RELATED PARTY TRANSACTIONS (Details) - USD ($) | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2021 | Jun. 30, 2020 | Jun. 30, 2021 | Jun. 30, 2020
RELATED PARTY TRANSACTIONS |  |  |  |
Related party transaction expenses | $ 955,000 | $ 193,000 | $ 1,423,000 | $ 447,000
Baylor College of Medicine |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |
Related party transaction expenses | 841,000 | 158,000 | 1,263,000 | 393,000
Bio-Techne Corporation |  |  |  |
RELATED PARTY TRANSACTIONS |  |  |  |
Related party transaction expenses | $ 114,000 | $ 35,000 | $ 160,000 | $ 54,000

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