# Expression Controls

**URL:** <https://forum.depmap.org/t/expression-controls/3474>\
**Category:** Q&A\
**Created:** [July 28, 2024, 9:31pm UTC](https://forum.depmap.org/t/expression-controls/3474 "2024-07-28T21:31:43Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Krunal](https://avatars.discourse-cdn.com/v4/letter/k/ce7236/32.png) [@Krunal](https://forum.depmap.org/u/Krunal)\
**Post date:** [July 28, 2024, 9:31pm UTC](https://forum.depmap.org/t/expression-controls/3474/1 "2024-07-28T21:31:43Z")

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Hi,  
I would like to know which cell lines were used as controls for the expression analysis. This information will help us determine the regulation of different genes in relation to specific cancer types.

regards

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**Author:** ![pmontgom](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.depmap.org/pmontgom/32/4_2.png) [@pmontgom](https://forum.depmap.org/u/pmontgom)\
**Post date:** [August 2, 2024, 3:22pm UTC](https://forum.depmap.org/t/expression-controls/3474/2 "2024-08-02T15:22:36Z")

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Which expression analysis are you referring to? I don’t recall anything in the portal that we refer to as a specific expression analysis.