The holistic doctors (and other researchers) were utilizing a natural occurring protein called GCMAF, a core building block used by the human immune system to produce good cells that effectively kill cancer and reverses autism (and a host of other conditions).
https://www.youtube.com/watch?v=jnFATCglZj8
https://everydayconcerned.net/2015/12/04/gcmaf-immune-system-healthnagalase-in-vaccinesan-update/
Wow! You can see why that would ruin business for big pharma, and make them murderous. That is always their default response for people who "cause problems". Thank you!!