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by gpcr1949
1210 days ago
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High-throughput screening (HTS), i.e. testing a large amount of compounds in simple biochemical assays can't be compared with testing 10 compounds in monkeys. The point of HTS is finding active substances in a large collection of compounds (finding needles in the haystack), and then using this as the initial step of a whole chemical optimization research program that may lead to a new drug candidate down the line. Conversely, the 10 compounds tested in monkeys will usually be advanced drug candidates just before phase 1 trials in humans. If you would give monkeys 10 compounds from a HTS collection you would learn nothing about what works in human disease because most compounds are inactive at a given target. Every large pharma company has HTS infrastructure and uses this for early discovery (in addition to animal experiments at later stages of drug discovery campaign) - and these companies are interested in making profit by discovering new drugs that meet the requirements to get approved, not in generating publications or boasting about their fancy HTS robot. |
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