# How many replicates per CRISPR screen in the 20Q4 (Chronos) dataset?

**URL:** <https://forum.depmap.org/t/how-many-replicates-per-crispr-screen-in-the-20q4-chronos-dataset/2166>\
**Category:** Q&A\
**Created:** [January 3, 2023, 4:49pm UTC](https://forum.depmap.org/t/how-many-replicates-per-crispr-screen-in-the-20q4-chronos-dataset/2166 "2023-01-03T16:49:43Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![AishKul](https://avatars.discourse-cdn.com/v4/letter/a/b2d939/32.png) [@AishKul](https://forum.depmap.org/u/AishKul)\
**Post date:** [January 3, 2023, 4:49pm UTC](https://forum.depmap.org/t/how-many-replicates-per-crispr-screen-in-the-20q4-chronos-dataset/2166/1 "2023-01-03T16:49:43Z")

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Hello,

I was after some technical details on CRISPR screens in the 20Q4 dataset so was wondering if someone could help me out with confirming this and/or direct to the best source/publication?

Thanks very much!

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**Author:** ![Joshua\_Dempster](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.depmap.org/joshua_dempster/32/19_2.png) [@Joshua\_Dempster](https://forum.depmap.org/u/Joshua_Dempster)\
**Post date:** [January 5, 2023, 2:31pm UTC](https://forum.depmap.org/t/how-many-replicates-per-crispr-screen-in-the-20q4-chronos-dataset/2166/2 "2023-01-05T14:31:04Z")

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Hi AishKul, the replicate map will tell you how many replicates each cell line has.