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Great question. In almost all cases, you have an actionable lead after doing a screen experiment. The problem is typically that you have learned too many, not t
by jeegnomejeff 11y ago
Great question. In almost all cases, you have an actionable lead after doing a screen experiment. The problem is typically that you have learned too many, not too few things. And those things need to be backed with more experimental evidence.
But more generally, the iteration latency is about a week to order & receive reagents for another targeted screen. Or if you want to do a single gene CRISPR experiment, you can get the single oligo reagents the next day.
Then the cloning, virus production, cell infection, etc. will be about another week if you are rushing. We in genomics are still a far cry from the iteration latency in software dev, but given that many of our scientific forefathers/mothers in the previous generation counted on making a whole genetically engineered mouse (which could take a year+) for an experiment, we're making solid progress.
More questions about the real world lab experience are always welcome!
- redwood 11y agolove it thank you so much. A back of the envelope calculations suggest 8 - 14 days per cycle so 25-50 cycles per year. Assuming no vacation. I can see how we just face an incredible amount of work to do. Parallelism of course will help. But it must be so amazing to be like a blind man wandering around in a dark room with a sense that there might be something warm in the distance but that's about it. At least you're doing real work.