Thank you, that is a good start.

Edit- with your help I found https://m.youtube.com/watch?v=bS6TXh_bx8Q & https://www.discovermagazine.com/the-sciences/schweitzers-dangerous-discovery

Edit 2: I believe this is a link to the paper https://www.researchgate.net/publication/6397675_Analyses_of_Soft_Tissue_from_Tyrannosaurus_rex_Suggest_the_Presence_of_Protein

Thank you, that is a good start.

Edit- with your help I found https://m.youtube.com/watch?v=bS6TXh_bx8Q & https://www.discovermagazine.com/the-sciences/schweitzers-dangerous-discovery

Thank you, that is a good start.