Figure 2. Tissue-specific gene expression of COVID -19 virus co-receptor TMPRSS2 in different GI tissues. TPM stands for Transcripts Per Kilobase Million. (Data source: https://gtexportal.org/home/gene. Setting: Log scale)

From

Gastrointestinal Symptoms and Immune Response in COVID 19 - Review of a Cat and Mouse Game Theory

Abhilash Haridas, Payal Mukker

American Journal of Medical Case Reports. 2021, 9(1), 24-31 doi:10.12691/ajmcr-9-1-8