It looks like it's just another PD-1 checkpoint in
Post# of 154370
Small Cell Lung Cancer has a strong CCR5 expression, and Leronlimab should be a very viable treatment. This looks like and ideal application for a top tier CCR5 antagonist. Almost every mechanism of action would apply.
https://pmc.ncbi.nlm.nih.gov/articles/PMC10199458/

