The study also addressed the wider implications of these findings. CK1δ plays a role in several important processes beyond circadian rhythms, including cell division, cancer development, and certain neurodegenerative diseases. By better understanding how CK1δ's activity is regulated, scientists could open new avenues for treating not just circadian rhythm disorders but also a range of conditions.

Casein Kinase 1 delta (CK1δ)

I'm not familiar with that symbol for delta. I thought it was Δ